Sat, 16 Nov 2019 00:00:20 GMT

master
大蒟蒻 6 years ago
parent 7cca247add
commit c4668710be

@ -36,6 +36,8 @@
"#define IFD if (_DEBUG)",
"typedef int64_t ll, i64;",
"typedef uint64_t ull, u64;",
"template <typename... Types>",
"using comtype = typename common_type<Types...>::type;",
"template <typename T>",
"using enable_if_arithmetic = typename enable_if<is_arithmetic<T>::value>::type;",
"template <typename T>",
@ -60,8 +62,20 @@
"}",
"template <typename T, typename... Args, typename = enable_if_integral<T>>",
"inline bool read(T &x, Args &... args) { return read(x) && read(args...); }",
"ll gcd(ll a, ll b) { return b == 0 ? a : gcd(b, a % b); }",
"ll fpow(ll a, ll b, ll m)",
"template <typename T1, typename T2, typename TResult = comtype<T1, T2>>",
"inline TResult mmin(CRP(T1, v1), CRP(T2, v2)) { return min<TResult>(v1, v2); }",
"template <typename T, typename... Args, typename TResult = comtype<T, Args...>>",
"inline TResult mmin(CRP(T, v), const Args &... args) { return min<TResult>(v, mmin(args...)); }",
"template <typename T1, typename T2, typename TResult = comtype<T1, T2>>",
"inline TResult mmax(CRP(T1, v1), CRP(T2, v2)) { return max<TResult>(v1, v2); }",
"template <typename T, typename... Args, typename TResult = comtype<T, Args...>>",
"inline TResult mmax(CRP(T, v), const Args &... args) { return max<TResult>(v, mmax(args...)); }",
"inline ll gcd(ll a, ll b)",
"{",
" for (; b; swap(a, b)) a = a % b;",
" return a;",
"}",
"inline ll fpow(ll a, ll b, ll m)",
"{",
" ll r = 1;",
" for (; b; b >>= 1, a = a * a % m)",
@ -74,7 +88,7 @@
"{",
" $0",
" return 0;",
"}"
"}",
]
}
}

@ -0,0 +1,6 @@
{
"files.associations": {
"chrono": "cpp",
"type_traits": "cpp"
}
}

@ -5,6 +5,7 @@
"label": "g++.exe build active file",
"command": "D:\\Programs\\MSYS2\\mingw64\\bin\\g++.exe",
"args": [
"-H",
"-Wall",
"-Winvalid-pch",
"-I${workspaceFolder}\\.vscode",

@ -0,0 +1,76 @@
#define _CRT_SECURE_NO_WARNINGS
#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING
#include <bits/stdc++.h>
using namespace std;
#define CRP(t, x) const t &x
#define OPX(op, t, x) operator op(CRP(t, x))
#define OPL(t, x) bool OPX(<, t, x) const
#define FIL(x, v) memset(x, v, sizeof(x))
#define CLR(x) FIL(x, 0)
#define NE1(x) FIL(x, -1)
#define INF(x) FIL(x, 0x3f)
#ifndef _DEBUG
#define _DEBUG 0
#endif // !_DEBUG
#define IFD if (_DEBUG)
typedef int64_t ll, i64;
typedef uint64_t ull, u64;
template <typename... Types>
using comtype = typename common_type<Types...>::type;
template <typename T>
using enable_if_arithmetic = typename enable_if<is_arithmetic<T>::value>::type;
template <typename T>
using enable_if_integral = typename enable_if<is_integral<T>::value>::type;
inline char getchar(int)
{
static char buf[64 << 20], *S = buf, *T = buf;
if (S == T) T = fread(S = buf, 1, 64 << 20, stdin) + buf;
return S == T ? EOF : *S++;
}
template <typename T, typename = enable_if_integral<T>>
inline bool read(T &x)
{
int ch = x = 0, f = 1;
while (!isdigit(ch = getchar()))
if (ch == EOF)
return false;
else if (ch == '-')
f = 0;
for (; isdigit(ch); ch = getchar()) x = x * 10 + ch - '0';
return x = f ? x : -x, true;
}
template <typename T, typename... Args, typename = enable_if_integral<T>>
inline bool read(T &x, Args &... args) { return read(x) && read(args...); }
template <typename T1, typename T2, typename TResult = comtype<T1, T2>>
inline TResult mmin(CRP(T1, v1), CRP(T2, v2)) { return min<TResult>(v1, v2); }
template <typename T, typename... Args, typename TResult = comtype<T, Args...>>
inline TResult mmin(CRP(T, v), const Args &... args) { return min<TResult>(v, mmin(args...)); }
template <typename T1, typename T2, typename TResult = comtype<T1, T2>>
inline TResult mmax(CRP(T1, v1), CRP(T2, v2)) { return max<TResult>(v1, v2); }
template <typename T, typename... Args, typename TResult = comtype<T, Args...>>
inline TResult mmax(CRP(T, v), const Args &... args) { return max<TResult>(v, mmax(args...)); }
inline ll gcd(ll a, ll b)
{
for (; b; swap(a, b)) a = a % b;
return a;
}
inline ll fpow(ll a, ll b, ll m)
{
ll r = 1;
for (; b; b >>= 1, a = a * a % m)
if (b & 1) r = r * a % m;
return r;
}
constexpr double eps = 1e-8;
inline int sgn(double x) { return x > eps ? 1 : x < -eps ? -1 : 0; }
const int N = 2e5 + 50;
char s[N];
int main()
{
int n, dif = 0;
scanf("%d%s", &n, s);
for (int i = 0, sp = n / 2; i < sp; i++) dif += s[i] == '?' ? 9 : (s[i] - '0') << 1;
for (int i = n / 2; i < n; i++) dif -= s[i] == '?' ? 9 : (s[i] - '0') << 1;
puts(dif ? "Monocarp" : "Bicarp");
return 0;
}

@ -0,0 +1,86 @@
#define _CRT_SECURE_NO_WARNINGS
#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING
#include <bits/stdc++.h>
using namespace std;
#define CRP(t, x) const t &x
#define OPX(op, t, x) operator op(CRP(t, x))
#define OPL(t, x) bool OPX(<, t, x) const
#define FIL(x, v) memset(x, v, sizeof(x))
#define CLR(x) FIL(x, 0)
#define NE1(x) FIL(x, -1)
#define INF(x) FIL(x, 0x3f)
#ifndef _DEBUG
#define _DEBUG 0
#endif // !_DEBUG
#define IFD if (_DEBUG)
typedef int64_t ll, i64;
typedef uint64_t ull, u64;
template <typename... Types>
using comtype = typename common_type<Types...>::type;
template <typename T>
using enable_if_arithmetic = typename enable_if<is_arithmetic<T>::value>::type;
template <typename T>
using enable_if_integral = typename enable_if<is_integral<T>::value>::type;
inline char getchar(int)
{
static char buf[64 << 20], *S = buf, *T = buf;
if (S == T) T = fread(S = buf, 1, 64 << 20, stdin) + buf;
return S == T ? EOF : *S++;
}
template <typename T, typename = enable_if_integral<T>>
inline bool read(T &x)
{
int ch = x = 0, f = 1;
while (!isdigit(ch = getchar()))
if (ch == EOF)
return false;
else if (ch == '-')
f = 0;
for (; isdigit(ch); ch = getchar()) x = x * 10 + ch - '0';
return x = f ? x : -x, true;
}
template <typename T, typename... Args, typename = enable_if_integral<T>>
inline bool read(T &x, Args &... args) { return read(x) && read(args...); }
template <typename T1, typename T2, typename TResult = comtype<T1, T2>>
inline TResult mmin(CRP(T1, v1), CRP(T2, v2)) { return min<TResult>(v1, v2); }
template <typename T, typename... Args, typename TResult = comtype<T, Args...>>
inline TResult mmin(CRP(T, v), const Args &... args) { return min<TResult>(v, mmin(args...)); }
template <typename T1, typename T2, typename TResult = comtype<T1, T2>>
inline TResult mmax(CRP(T1, v1), CRP(T2, v2)) { return max<TResult>(v1, v2); }
template <typename T, typename... Args, typename TResult = comtype<T, Args...>>
inline TResult mmax(CRP(T, v), const Args &... args) { return max<TResult>(v, mmax(args...)); }
inline ll gcd(ll a, ll b)
{
for (; b; swap(a, b)) a = a % b;
return a;
}
inline ll fpow(ll a, ll b, ll m)
{
ll r = 1;
for (; b; b >>= 1, a = a * a % m)
if (b & 1) r = r * a % m;
return r;
}
constexpr double eps = 1e-8;
inline int sgn(double x) { return x > eps ? 1 : x < -eps ? -1 : 0; }
pair<int, int> a[105];
int main()
{
int t, n, x;
read(t);
while (t--)
{
read(n, x);
for (int i = 0; i < n; i++) read(a[i].first, a[i].second);
x -= max_element(a, a + n)->first;
for (int i = 0; i < n; i++) a[i].first -= a[i].second;
int mx = max_element(a, a + n)->first;
if (x <= 0)
puts("1");
else if (mx <= 0)
puts("-1");
else
printf("%d\n", max(0, (x + mx - 1) / mx) + 1);
}
return 0;
}

@ -0,0 +1,82 @@
#define _CRT_SECURE_NO_WARNINGS
#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING
#include <bits/stdc++.h>
using namespace std;
#define CRP(t, x) const t &x
#define OPX(op, t, x) operator op(CRP(t, x))
#define OPL(t, x) bool OPX(<, t, x) const
#define FIL(x, v) memset(x, v, sizeof(x))
#define CLR(x) FIL(x, 0)
#define NE1(x) FIL(x, -1)
#define INF(x) FIL(x, 0x3f)
#ifndef _DEBUG
#define _DEBUG 0
#endif // !_DEBUG
#define IFD if (_DEBUG)
typedef int64_t ll, i64;
typedef uint64_t ull, u64;
template <typename... Types>
using comtype = typename common_type<Types...>::type;
template <typename T>
using enable_if_arithmetic = typename enable_if<is_arithmetic<T>::value>::type;
template <typename T>
using enable_if_integral = typename enable_if<is_integral<T>::value>::type;
inline char getchar(int)
{
static char buf[64 << 20], *S = buf, *T = buf;
if (S == T) T = fread(S = buf, 1, 64 << 20, stdin) + buf;
return S == T ? EOF : *S++;
}
template <typename T, typename = enable_if_integral<T>>
inline bool read(T &x)
{
int ch = x = 0, f = 1;
while (!isdigit(ch = getchar()))
if (ch == EOF)
return false;
else if (ch == '-')
f = 0;
for (; isdigit(ch); ch = getchar()) x = x * 10 + ch - '0';
return x = f ? x : -x, true;
}
template <typename T, typename... Args, typename = enable_if_integral<T>>
inline bool read(T &x, Args &... args) { return read(x) && read(args...); }
template <typename T1, typename T2, typename TResult = comtype<T1, T2>>
inline TResult mmin(CRP(T1, v1), CRP(T2, v2)) { return min<TResult>(v1, v2); }
template <typename T, typename... Args, typename TResult = comtype<T, Args...>>
inline TResult mmin(CRP(T, v), const Args &... args) { return min<TResult>(v, mmin(args...)); }
template <typename T1, typename T2, typename TResult = comtype<T1, T2>>
inline TResult mmax(CRP(T1, v1), CRP(T2, v2)) { return max<TResult>(v1, v2); }
template <typename T, typename... Args, typename TResult = comtype<T, Args...>>
inline TResult mmax(CRP(T, v), const Args &... args) { return max<TResult>(v, mmax(args...)); }
inline ll gcd(ll a, ll b)
{
for (; b; swap(a, b)) a = a % b;
return a;
}
inline ll fpow(ll a, ll b, ll m)
{
ll r = 1;
for (; b; b >>= 1, a = a * a % m)
if (b & 1) r = r * a % m;
return r;
}
constexpr double eps = 1e-8;
inline int sgn(double x) { return x > eps ? 1 : x < -eps ? -1 : 0; }
const int N = 2e5 + 50;
char s[N];
int main()
{
int t;
read(t);
while (t--)
{
scanf("%s", s);
int n = strlen(s), ans = 0;
for (int l = 0; l < n; l++)
for (int r = l, cur = 0; r < l + 20 && r < n; r++)
if ((cur = cur << 1 | (s[r] - '0')) == r - l + 1) ans++;
printf("%d\n", ans);
}
return 0;
}

@ -0,0 +1,96 @@
#define _CRT_SECURE_NO_WARNINGS
#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING
#include <bits/stdc++.h>
using namespace std;
#define CRP(t, x) const t &x
#define OPX(op, t, x) operator op(CRP(t, x))
#define OPL(t, x) bool OPX(<, t, x) const
#define FIL(x, v) memset(x, v, sizeof(x))
#define CLR(x) FIL(x, 0)
#define NE1(x) FIL(x, -1)
#define INF(x) FIL(x, 0x3f)
#ifndef _DEBUG
#define _DEBUG 0
#endif // !_DEBUG
#define IFD if (_DEBUG)
typedef int64_t ll, i64;
typedef uint64_t ull, u64;
template <typename... Types>
using comtype = typename common_type<Types...>::type;
template <typename T>
using enable_if_arithmetic = typename enable_if<is_arithmetic<T>::value>::type;
template <typename T>
using enable_if_integral = typename enable_if<is_integral<T>::value>::type;
inline char getchar(int)
{
static char buf[64 << 20], *S = buf, *T = buf;
if (S == T) T = fread(S = buf, 1, 64 << 20, stdin) + buf;
return S == T ? EOF : *S++;
}
template <typename T, typename = enable_if_integral<T>>
inline bool read(T &x)
{
int ch = x = 0, f = 1;
while (!isdigit(ch = getchar()))
if (ch == EOF)
return false;
else if (ch == '-')
f = 0;
for (; isdigit(ch); ch = getchar()) x = x * 10 + ch - '0';
return x = f ? x : -x, true;
}
template <typename T, typename... Args, typename = enable_if_integral<T>>
inline bool read(T &x, Args &... args) { return read(x) && read(args...); }
template <typename T1, typename T2, typename TResult = comtype<T1, T2>>
inline TResult mmin(CRP(T1, v1), CRP(T2, v2)) { return min<TResult>(v1, v2); }
template <typename T, typename... Args, typename TResult = comtype<T, Args...>>
inline TResult mmin(CRP(T, v), const Args &... args) { return min<TResult>(v, mmin(args...)); }
template <typename T1, typename T2, typename TResult = comtype<T1, T2>>
inline TResult mmax(CRP(T1, v1), CRP(T2, v2)) { return max<TResult>(v1, v2); }
template <typename T, typename... Args, typename TResult = comtype<T, Args...>>
inline TResult mmax(CRP(T, v), const Args &... args) { return max<TResult>(v, mmax(args...)); }
inline ll gcd(ll a, ll b)
{
for (; b; swap(a, b)) a = a % b;
return a;
}
inline ll fpow(ll a, ll b, ll m)
{
ll r = 1;
for (; b; b >>= 1, a = a * a % m)
if (b & 1) r = r * a % m;
return r;
}
constexpr double eps = 1e-8;
inline int sgn(double x) { return x > eps ? 1 : x < -eps ? -1 : 0; }
const int N = 1e5 + 50;
char s[N], ans[N];
int main()
{
int l;
scanf("%d%s", &l, s);
int n = strlen(s);
if (n % l)
for (int i = (n + l - 1) / l; i; i--)
for (int j = (putchar('1'), l - 1); j; j--) putchar('0');
else if (count(s, s + n, '9') == n)
for (int i = n / l + 1; i; i--)
for (int j = (putchar('1'), l - 1); j; j--) putchar('0');
else
{
memcpy(ans, s, l);
int flg = 0;
for (int sp = 0; sp < n && flg == 0; sp += l)
flg = memcmp(ans, s + sp, l);
if (flg <= 0)
{
ans[l - 1]++;
for (int i = l - 1; i; i--)
if (ans[i] > '9')
ans[i] -= 10, ans[i - 1]++;
}
for (int i = n / l; i; i--)
printf("%s", ans);
}
return 0;
}

@ -0,0 +1,84 @@
#define _CRT_SECURE_NO_WARNINGS
#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING
#include <bits/stdc++.h>
using namespace std;
#define CRP(t, x) const t &x
#define OPX(op, t, x) operator op(CRP(t, x))
#define OPL(t, x) bool OPX(<, t, x) const
#define FIL(x, v) memset(x, v, sizeof(x))
#define CLR(x) FIL(x, 0)
#define NE1(x) FIL(x, -1)
#define INF(x) FIL(x, 0x3f)
#ifndef _DEBUG
#define _DEBUG 0
#endif // !_DEBUG
#define IFD if (_DEBUG)
typedef int64_t ll, i64;
typedef uint64_t ull, u64;
template <typename... Types>
using comtype = typename common_type<Types...>::type;
template <typename T>
using enable_if_arithmetic = typename enable_if<is_arithmetic<T>::value>::type;
template <typename T>
using enable_if_integral = typename enable_if<is_integral<T>::value>::type;
inline char getchar(int)
{
static char buf[64 << 20], *S = buf, *T = buf;
if (S == T) T = fread(S = buf, 1, 64 << 20, stdin) + buf;
return S == T ? EOF : *S++;
}
template <typename T, typename = enable_if_integral<T>>
inline bool read(T &x)
{
int ch = x = 0, f = 1;
while (!isdigit(ch = getchar()))
if (ch == EOF)
return false;
else if (ch == '-')
f = 0;
for (; isdigit(ch); ch = getchar()) x = x * 10 + ch - '0';
return x = f ? x : -x, true;
}
template <typename T, typename... Args, typename = enable_if_integral<T>>
inline bool read(T &x, Args &... args) { return read(x) && read(args...); }
template <typename T1, typename T2, typename TResult = comtype<T1, T2>>
inline TResult mmin(CRP(T1, v1), CRP(T2, v2)) { return min<TResult>(v1, v2); }
template <typename T, typename... Args, typename TResult = comtype<T, Args...>>
inline TResult mmin(CRP(T, v), const Args &... args) { return min<TResult>(v, mmin(args...)); }
template <typename T1, typename T2, typename TResult = comtype<T1, T2>>
inline TResult mmax(CRP(T1, v1), CRP(T2, v2)) { return max<TResult>(v1, v2); }
template <typename T, typename... Args, typename TResult = comtype<T, Args...>>
inline TResult mmax(CRP(T, v), const Args &... args) { return max<TResult>(v, mmax(args...)); }
ll gcd(ll a, ll b) { return b == 0 ? a : gcd(b, a % b); }
ll fpow(ll a, ll b, ll m)
{
ll r = 1;
for (; b; b >>= 1, a = a * a % m)
if (b & 1) r = r * a % m;
return r;
}
constexpr double eps = 1e-8;
inline int sgn(double x) { return x > eps ? 1 : x < -eps ? -1 : 0; }
const int N = 3e5 + 50;
ll a[N], b[N], dp[N][3];
int main()
{
int q, n;
read(q);
while (q--)
{
read(n);
for (int i = 0; i < n; i++) read(a[i]), read(b[i]);
memset(dp, 0x3f, sizeof(ll) * 3 * (n + 10));
dp[0][0] = 0;
dp[0][1] = b[0];
dp[0][2] = b[0] << 1;
for (int i = 1; i < n; i++)
for (int j = 0; j < 3; j++)
for (int k = 0; k < 3; k++)
if (a[i - 1] + j != a[i] + k)
dp[i][k] = min(dp[i][k], dp[i - 1][j] + k * b[i]);
printf("%lld\n", mmin(dp[n - 1][0], dp[n - 1][1], dp[n - 1][2]));
}
return 0;
}

@ -0,0 +1,106 @@
#define _CRT_SECURE_NO_WARNINGS
#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING
#include <bits/stdc++.h>
using namespace std;
#define CRP(t, x) const t &x
#define OPX(op, t, x) operator op(CRP(t, x))
#define OPL(t, x) bool OPX(<, t, x) const
#define FIL(x, v) memset(x, v, sizeof(x))
#define CLR(x) FIL(x, 0)
#define NE1(x) FIL(x, -1)
#define INF(x) FIL(x, 0x3f)
#ifndef _DEBUG
#define _DEBUG 0
#endif // !_DEBUG
#define IFD if (_DEBUG)
typedef int64_t ll, i64;
typedef uint64_t ull, u64;
template <typename T>
using enable_if_arithmetic = typename enable_if<is_arithmetic<T>::value>::type;
template <typename T>
using enable_if_integral = typename enable_if<is_integral<T>::value>::type;
inline char getchar(int)
{
static char buf[64 << 20], *S = buf, *T = buf;
if (S == T) T = fread(S = buf, 1, 64 << 20, stdin) + buf;
return S == T ? EOF : *S++;
}
template <typename T, typename = enable_if_integral<T>>
inline bool read(T &x)
{
int ch = x = 0, f = 1;
while (!isdigit(ch = getchar()))
if (ch == EOF)
return false;
else if (ch == '-')
f = 0;
for (; isdigit(ch); ch = getchar()) x = x * 10 + ch - '0';
return x = f ? x : -x, true;
}
template <typename T, typename... Args, typename = enable_if_integral<T>>
inline bool read(T &x, Args &... args) { return read(x) && read(args...); }
ll gcd(ll a, ll b) { return b == 0 ? a : gcd(b, a % b); }
ll fpow(ll a, ll b, ll m)
{
ll r = 1;
for (; b; b >>= 1, a = a * a % m)
if (b & 1) r = r * a % m;
return r;
}
constexpr double eps = 1e-8;
inline int sgn(double x) { return x > eps ? 1 : x < -eps ? -1 : 0; }
const int N = 2e5 + 50;
int p[N];
ll Q, n, X, A, Y, B, K;
ll lcm(ll a, ll b) { return a / gcd(a, b) * b; }
bool check(int len)
{
if (len <= 0) return true;
int ccnt = len / lcm(A, B);
int acnt = len / A - ccnt;
int bcnt = len / B - ccnt;
ll ans = -1, tmp = 0;
len = min(len, ccnt + acnt + bcnt);
for (int i = 0; i < len; i++)
{
if (i < ccnt)
tmp += p[i] * (X + Y);
else if (i < ccnt + acnt)
tmp += p[i] * X;
else if (i < ccnt + acnt + bcnt)
tmp += p[i] * Y;
if (tmp >= K)
{
ans = i + 1;
break;
}
}
return ans == -1;
}
int main()
{
read(Q);
while (Q--)
{
read(n);
for (int i = 0; i < n; i++) read(p[i]), p[i] /= 100;
read(X, A, Y, B, K);
if (X < Y) swap(A, B), swap(X, Y);
sort(p, p + n, greater<int>());
if (check(n))
puts("-1");
else
{
int L = 0, R = n + 1, M;
while (R - L > 1)
if (check(M = (L + R) >> 1))
L = M;
else
R = M;
M = L;
if (check(M)) M = R;
printf("%d\n", M);
}
}
return 0;
}

@ -0,0 +1,60 @@
#define _CRT_SECURE_NO_WARNINGS
#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING
#include <bits/stdc++.h>
using namespace std;
#define CRP(t, x) const t &x
#define OPX(op, t, x) operator op(CRP(t, x))
#define OPL(t, x) bool OPX(<, t, x) const
#define FIL(x, v) memset(x, v, sizeof(x))
#define CLR(x) FIL(x, 0)
#define NE1(x) FIL(x, -1)
#define INF(x) FIL(x, 0x3f)
#ifndef _DEBUG
#define _DEBUG 0
#endif // !_DEBUG
#define IFD if (_DEBUG)
typedef int64_t ll, i64;
typedef uint64_t ull, u64;
template <typename T>
using enable_if_arithmetic = typename enable_if<is_arithmetic<T>::value>::type;
template <typename T>
using enable_if_integral = typename enable_if<is_integral<T>::value>::type;
inline char getchar(int)
{
static char buf[64 << 20], *S = buf, *T = buf;
if (S == T) T = fread(S = buf, 1, 64 << 20, stdin) + buf;
return S == T ? EOF : *S++;
}
template <typename T, typename = enable_if_integral<T>>
inline bool read(T &x)
{
int ch = x = 0, f = 1;
while (!isdigit(ch = getchar()))
if (ch == EOF)
return false;
else if (ch == '-')
f = 0;
for (; isdigit(ch); ch = getchar()) x = x * 10 + ch - '0';
return x = f ? x : -x, true;
}
template <typename T, typename... Args, typename = enable_if_integral<T>>
inline bool read(T &x, Args &... args) { return read(x) && read(args...); }
ll gcd(ll a, ll b) { return b == 0 ? a : gcd(b, a % b); }
ll fpow(ll a, ll b, ll m)
{
ll r = 1;
for (; b; b >>= 1, a = a * a % m)
if (b & 1) r = r * a % m;
return r;
}
constexpr double eps = 1e-8;
inline int sgn(double x) { return x > eps ? 1 : x < -eps ? -1 : 0; }
int main()
{
int n, p;
read(n, p);
for (int i = 1; i < 32; i++)
if (i <= n - p * i && __builtin_popcount(n - p * i) <= i)
return printf("%d", i), 0;
return puts("-1"), 0;
}

@ -0,0 +1,76 @@
#define _CRT_SECURE_NO_WARNINGS
#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING
#include <bits/stdc++.h>
using namespace std;
#define CRP(t, x) const t &x
#define OPL(t, x) bool operator<(CRP(t, x)) const
#define FIL(x, v) memset(x, v, sizeof(x))
#define CLR(x) FIL(x, 0)
#define NE1(x) FIL(x, -1)
#define INF(x) FIL(x, 0x3f)
#ifndef _DEBUG
#define _DEBUG 0
#endif // !_DEBUG
#define IFD if (_DEBUG)
typedef long long ll, i64;
const int N = 1e5 + 50, mod = 1e9 + 7;
bool notPrime[N];
int primes[N], pcnt;
ll g(ll x, ll p)
{
ll xx = x;
if (p == 1) return 1;
ll r = 1;
while (x % r == 0) r = r * p % mod;
if (r / p > 1) printf("g(%lld, %lld)\n", xx, p);
return r / p;
}
ll f(ll x, ll y)
{
ll r = 1;
for (int i = 0; i < pcnt && x >= primes[pcnt]; i++)
if (x % primes[i] == 0)
{
r = r * g(y, primes[i]) % mod;
while (x % primes[i] == 0) x /= primes[i];
}
if (x != 1) r = r * g(y, x) % mod;
return r;
}
ll fpow(ll a, ll b)
{
ll r = 1;
for (; b; b >>= 1, a = a * a % mod)
if (b & 1)
r = r * a % mod;
return r;
}
int main()
{
for (ll i = 2; i < N; i++)
if (!notPrime[i])
for (ll j = (primes[pcnt++] = i, i * i); j < N; j += i)
notPrime[j] = true;
ll x, n;
cin >> x >> n;
ll xx = x;
vector<ll> v;
for (int i = 0; i < pcnt && x >= primes[pcnt]; i++)
if (x % primes[i] == 0)
{
v.push_back(primes[i]);
while (x % primes[i] == 0) x /= primes[i];
}
if (x != 1) v.push_back(x);
x = xx;
ll ans = 1;
for (ll p : v)
{
ll cur = 1, tmp = 1;
while (n / p >= cur)
cur = cur * p, tmp = fpow(p, n / cur) * tmp % mod;
ans = ans * tmp % mod;
}
cout << ans;
return 0;
}

@ -0,0 +1,85 @@
#define _CRT_SECURE_NO_WARNINGS
#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING
#include <bits/stdc++.h>
using namespace std;
#define CRP(t, x) const t &x
#define OPX(op, t, x) operator op(CRP(t, x))
#define OPL(t, x) bool OPX(<, t, x) const
#define FIL(x, v) memset(x, v, sizeof(x))
#define CLR(x) FIL(x, 0)
#define NE1(x) FIL(x, -1)
#define INF(x) FIL(x, 0x3f)
#ifndef _DEBUG
#define _DEBUG 0
#endif // !_DEBUG
#define IFD if (_DEBUG)
typedef int64_t ll, i64;
typedef uint64_t ull, u64;
template <typename T>
using enable_if_arithmetic = typename enable_if<is_arithmetic<T>::value>::type;
template <typename T>
using enable_if_integral = typename enable_if<is_integral<T>::value>::type;
inline char getchar(int)
{
static char buf[64 << 20], *S = buf, *T = buf;
if (S == T) T = fread(S = buf, 1, 64 << 20, stdin) + buf;
return S == T ? EOF : *S++;
}
template <typename T, typename = enable_if_integral<T>>
inline bool read(T &x)
{
int ch = x = 0, f = 1;
while (!isdigit(ch = getchar()))
if (ch == EOF)
return false;
else if (ch == '-')
f = 0;
for (; isdigit(ch); ch = getchar()) x = x * 10 + ch - '0';
return x = f ? x : -x, true;
}
template <typename T, typename... Args, typename = enable_if_integral<T>>
inline bool read(T &x, Args &... args) { return read(x) && read(args...); }
ll gcd(ll a, ll b) { return b == 0 ? a : gcd(b, a % b); }
ll fpow(ll a, ll b, ll m)
{
ll r = 1;
for (; b; b >>= 1, a = a * a % m)
if (b & 1) r = r * a % m;
return r;
}
constexpr double eps = 1e-8;
inline int sgn(double x) { return x > eps ? 1 : x < -eps ? -1 : 0; }
const int N = 1e5 + 50;
char s[N];
set<int> ss[26];
int main()
{
scanf("%s", s+1);
int n = strlen(s+1);
for (int i = 1; i <= n; i++) ss[s[i] - 'a'].insert(i);
read(n);
for (int op, x, y; n--;)
{
read(op);
if (op == 1)
{
read(x);
scanf("%s", &y);
ss[s[x] - 'a'].erase(x);
s[x] = y;
ss[s[x] - 'a'].insert(x);
}
if (op == 2)
{
read(x, y);
int cnt = 0;
for (const auto &s : ss)
{
auto it = s.lower_bound(x);
if (it != s.end() && *it <= y) cnt++;
}
printf("%d\n", cnt);
}
}
return 0;
}

@ -0,0 +1,77 @@
#define _CRT_SECURE_NO_WARNINGS
#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING
#include <bits/stdc++.h>
using namespace std;
#define CRP(t, x) const t &x
#define OPX(op, t, x) operator op(CRP(t, x))
#define OPL(t, x) bool OPX(<, t, x) const
#define FIL(x, v) memset(x, v, sizeof(x))
#define CLR(x) FIL(x, 0)
#define NE1(x) FIL(x, -1)
#define INF(x) FIL(x, 0x3f)
#ifndef _DEBUG
#define _DEBUG 0
#endif // !_DEBUG
#define IFD if (_DEBUG)
typedef int64_t ll, i64;
typedef uint64_t ull, u64;
template <typename T>
using enable_if_arithmetic = typename enable_if<is_arithmetic<T>::value>::type;
template <typename T>
using enable_if_integral = typename enable_if<is_integral<T>::value>::type;
inline char getchar(int)
{
static char buf[64 << 20], *S = buf, *T = buf;
if (S == T) T = fread(S = buf, 1, 64 << 20, stdin) + buf;
return S == T ? EOF : *S++;
}
template <typename T, typename = enable_if_integral<T>>
inline bool read(T &x)
{
int ch = x = 0, f = 1;
while (!isdigit(ch = getchar()))
if (ch == EOF)
return false;
else if (ch == '-')
f = 0;
for (; isdigit(ch); ch = getchar()) x = x * 10 + ch - '0';
return x = f ? x : -x, true;
}
template <typename T, typename... Args, typename = enable_if_integral<T>>
inline bool read(T &x, Args &... args) { return read(x) && read(args...); }
ll gcd(ll a, ll b) { return b == 0 ? a : gcd(b, a % b); }
ll fpow(ll a, ll b, ll m)
{
ll r = 1;
for (; b; b >>= 1, a = a * a % m)
if (b & 1) r = r * a % m;
return r;
}
constexpr double eps = 1e-8;
inline int sgn(double x) { return x > eps ? 1 : x < -eps ? -1 : 0; }
struct P
{
ll x, y, z;
bool vis;
ll dis(CRP(P, rhs)) const { return (x - rhs.x) * (x - rhs.x) + (y - rhs.y) * (y - rhs.y) + (z - rhs.z) * (z - rhs.z); }
} ps[2050];
int main()
{
int n;
read(n);
for (int i = 1; i <= n; i++) read(ps[i].x, ps[i].y, ps[i].z);
for (;;)
{
int fst = 0;
for (int i = 1; i <= n && !fst; i++)
if (!ps[i].vis) fst = i;
if (!fst) break;
int sec = fst + 1;
while (ps[sec].vis) sec++;
for (int i = sec + 1; i <= n; i++)
if (!ps[i].vis && ps[fst].dis(ps[sec]) > ps[fst].dis(ps[i])) sec = i;
printf("%d %d\n", fst, sec);
ps[fst].vis = ps[sec].vis = true;
}
return 0;
}

@ -0,0 +1,70 @@
#define _CRT_SECURE_NO_WARNINGS
#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING
#include <bits/stdc++.h>
using namespace std;
#define CRP(t, x) const t &x
#define OPX(op, t, x) operator op(CRP(t, x))
#define OPL(t, x) bool OPX(<, t, x) const
#define FIL(x, v) memset(x, v, sizeof(x))
#define CLR(x) FIL(x, 0)
#define NE1(x) FIL(x, -1)
#define INF(x) FIL(x, 0x3f)
#ifndef _DEBUG
#define _DEBUG 0
#endif // !_DEBUG
#define IFD if (_DEBUG)
typedef int64_t ll, i64;
typedef uint64_t ull, u64;
template <typename T>
using enable_if_arithmetic = typename enable_if<is_arithmetic<T>::value>::type;
template <typename T>
using enable_if_integral = typename enable_if<is_integral<T>::value>::type;
inline char getchar(int)
{
static char buf[64 << 20], *S = buf, *T = buf;
if (S == T) T = fread(S = buf, 1, 64 << 20, stdin) + buf;
return S == T ? EOF : *S++;
}
template <typename T, typename = enable_if_integral<T>>
inline bool read(T &x)
{
int ch = x = 0, f = 1;
while (!isdigit(ch = getchar()))
if (ch == EOF)
return false;
else if (ch == '-')
f = 0;
for (; isdigit(ch); ch = getchar()) x = x * 10 + ch - '0';
return x = f ? x : -x, true;
}
template <typename T, typename... Args, typename = enable_if_integral<T>>
inline bool read(T &x, Args &... args) { return read(x) && read(args...); }
ll gcd(ll a, ll b) { return b == 0 ? a : gcd(b, a % b); }
ll fpow(ll a, ll b, ll m)
{
ll r = 1;
for (; b; b >>= 1, a = a * a % m)
if (b & 1) r = r * a % m;
return r;
}
constexpr double eps = 1e-8;
inline int sgn(double x) { return x > eps ? 1 : x < -eps ? -1 : 0; }
const int N = 2e5 + 50;
int p[N];
int main()
{
int q, h, n;
read(q);
while (q--)
{
read(h, n);
for (int i = 0; i < n; i++) read(p[i]);
int ans = 0, lf = 0;
for (int i = 0; i < n; i++)
if (i > 0 && p[i - 1] > p[i] + 1)
ans += (i - lf) & 1 ^ (lf == 0), lf = i;
if (p[n - 1] > 1) ans += (n - lf) & 1 ^ (lf == 0);
printf("%d\n", ans);
}
return 0;
}

@ -63,9 +63,6 @@ int main()
}
if (x != 1) v.push_back(x);
x = xx;
/*ll ansp = 1;
for (ll i = 1; i <= n; i++) ansp = ansp * f(x, i) % mod;
cout << ansp << endl;*/
ll ans = 1;
for (ll p : v)
{

@ -15,6 +15,8 @@ using namespace std;
#define IFD if (_DEBUG)
typedef int64_t ll, i64;
typedef uint64_t ull, u64;
template <typename... Types>
using comtype = typename common_type<Types...>::type;
template <typename T>
using enable_if_arithmetic = typename enable_if<is_arithmetic<T>::value>::type;
template <typename T>
@ -39,8 +41,20 @@ inline bool read(T &x)
}
template <typename T, typename... Args, typename = enable_if_integral<T>>
inline bool read(T &x, Args &... args) { return read(x) && read(args...); }
ll gcd(ll a, ll b) { return b == 0 ? a : gcd(b, a % b); }
ll fpow(ll a, ll b, ll m)
template <typename T1, typename T2, typename TResult = comtype<T1, T2>>
inline TResult mmin(CRP(T1, v1), CRP(T2, v2)) { return min<TResult>(v1, v2); }
template <typename T, typename... Args, typename TResult = comtype<T, Args...>>
inline TResult mmin(CRP(T, v), const Args &... args) { return min<TResult>(v, mmin(args...)); }
template <typename T1, typename T2, typename TResult = comtype<T1, T2>>
inline TResult mmax(CRP(T1, v1), CRP(T2, v2)) { return max<TResult>(v1, v2); }
template <typename T, typename... Args, typename TResult = comtype<T, Args...>>
inline TResult mmax(CRP(T, v), const Args &... args) { return max<TResult>(v, mmax(args...)); }
inline ll gcd(ll a, ll b)
{
for (; b; swap(a, b)) a = a % b;
return a;
}
inline ll fpow(ll a, ll b, ll m)
{
ll r = 1;
for (; b; b >>= 1, a = a * a % m)
@ -51,6 +65,6 @@ constexpr double eps = 1e-8;
inline int sgn(double x) { return x > eps ? 1 : x < -eps ? -1 : 0; }
int main()
{
$0
return 0;
}
Loading…
Cancel
Save