From 88be57870e33ba8a9999f6604dd8443e663a34db Mon Sep 17 00:00:00 2001 From: TooYoungTooSimp <6648049+TooYoungTooSimp@users.noreply.github.com> Date: Wed, 15 Jan 2020 18:27:02 +0800 Subject: [PATCH] Wed, 15 Jan 2020 18:27:02 +0800 --- Codeforces/1282B2.cpp | 94 +++++++++++++++++++++++++++++++++++++++++++ Codeforces/1284C.cpp | 77 +++++++++++++++++++++++++++++++++++ Codeforces/1286A.cpp | 71 ++++++++++++++++++++++++++++++++ 3 files changed, 242 insertions(+) create mode 100644 Codeforces/1282B2.cpp create mode 100644 Codeforces/1284C.cpp create mode 100644 Codeforces/1286A.cpp diff --git a/Codeforces/1282B2.cpp b/Codeforces/1282B2.cpp new file mode 100644 index 0000000..070dbe7 --- /dev/null +++ b/Codeforces/1282B2.cpp @@ -0,0 +1,94 @@ +#define _CRT_SECURE_NO_WARNINGS +#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING +#include +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 +using comtype = typename common_type::type; +template +using enable_if_arithmetic = typename enable_if::value>::type; +template +using enable_if_integral = typename enable_if::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 > +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 > +inline bool read(T &x, Args &... args) { return read(x) && read(args...); } +template > +inline TResult mmin(CRP(T1, v1), CRP(T2, v2)) { return min(v1, v2); } +template > +inline TResult mmin(CRP(T, v), const Args &... args) { return min(v, mmin(args...)); } +template > +inline TResult mmax(CRP(T1, v1), CRP(T2, v2)) { return max(v1, v2); } +template > +inline TResult mmax(CRP(T, v), const Args &... args) { return max(v, mmax(args...)); } +inline ll gcd(ll a, ll b) +{ + for (; b; swap(a, b)) 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; +int a[N]; +int main() +{ + int T, n, p, k; + read(T); + while (T--) + { + read(n, p, k); + for (int i = 0; i < n; i++) read(a[i]); + sort(a, a + n); + int ans = 0; + for (int i = 0, pref = 0; i < k; pref += a[i++]) + { + int rest = p; + rest -= pref; + if (rest < 0) break; + int cur = i; + for (int j = i + k - 1; j < n; j += k) + if (rest >= a[j]) + cur += k, rest -= a[j]; + else + break; + ans = max(ans, cur); + } + printf("%d\n", ans); + } + return 0; +} \ No newline at end of file diff --git a/Codeforces/1284C.cpp b/Codeforces/1284C.cpp new file mode 100644 index 0000000..be0d068 --- /dev/null +++ b/Codeforces/1284C.cpp @@ -0,0 +1,77 @@ +#define _CRT_SECURE_NO_WARNINGS +#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING +#include +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 +using comtype = typename common_type::type; +template +using enable_if_arithmetic = typename enable_if::value>::type; +template +using enable_if_integral = typename enable_if::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 > +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 > +inline bool read(T &x, Args &... args) { return read(x) && read(args...); } +template > +inline TResult mmin(CRP(T1, v1), CRP(T2, v2)) { return min(v1, v2); } +template > +inline TResult mmin(CRP(T, v), const Args &... args) { return min(v, mmin(args...)); } +template > +inline TResult mmax(CRP(T1, v1), CRP(T2, v2)) { return max(v1, v2); } +template > +inline TResult mmax(CRP(T, v), const Args &... args) { return max(v, mmax(args...)); } +inline ll gcd(ll a, ll b) +{ + for (; b; swap(a, b)) 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; } +ll fac[250010]; +int main() +{ + ll n, m; + read(n, m); + for (int i = fac[0] = 1; i <= n; i++) fac[i] = fac[i - 1] * i % m; + ll ans = 0; + for (int i = 1; i <= n; i++) + ans = (ans + (n - i + 1) * (fac[i] * fac[n - i + 1] % m)) % m; + printf("%lld", ans); + return 0; +} \ No newline at end of file diff --git a/Codeforces/1286A.cpp b/Codeforces/1286A.cpp new file mode 100644 index 0000000..0c3ec39 --- /dev/null +++ b/Codeforces/1286A.cpp @@ -0,0 +1,71 @@ +#define _CRT_SECURE_NO_WARNINGS +#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING +#include +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 +using comtype = typename common_type::type; +template +using enable_if_arithmetic = typename enable_if::value>::type; +template +using enable_if_integral = typename enable_if::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 > +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 > +inline bool read(T &x, Args &... args) { return read(x) && read(args...); } +template > +inline TResult mmin(CRP(T1, v1), CRP(T2, v2)) { return min(v1, v2); } +template > +inline TResult mmin(CRP(T, v), const Args &... args) { return min(v, mmin(args...)); } +template > +inline TResult mmax(CRP(T1, v1), CRP(T2, v2)) { return max(v1, v2); } +template > +inline TResult mmax(CRP(T, v), const Args &... args) { return max(v, mmax(args...)); } +inline ll gcd(ll a, ll b) +{ + for (; b; swap(a, b)) 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; } +int main() +{ + int n; + read(n); + return 0; +} \ No newline at end of file