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110 lines
3.3 KiB
C++
110 lines
3.3 KiB
C++
#define _CRT_SECURE_NO_WARNINGS
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#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING
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#include <bits/stdc++.h>
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using namespace std;
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#define CRP(t, x) const t &x
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#define OPX(op, t, x) operator op(CRP(t, x))
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#define OPL(t, x) bool OPX(<, t, x) const
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#define FIL(x, v) memset(x, v, sizeof(x))
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#define CLR(x) FIL(x, 0)
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#define NE1(x) FIL(x, -1)
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#define INF(x) FIL(x, 0x3f)
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#ifndef _DEBUG
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#define _DEBUG 0
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#endif // !_DEBUG
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#define IFD if (_DEBUG)
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typedef int64_t ll, i64;
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typedef uint64_t ull, u64;
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template <typename... Types>
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using comtype = typename common_type<Types...>::type;
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template <typename T>
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using enable_if_arithmetic = typename enable_if<is_arithmetic<T>::value>::type;
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template <typename T>
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using enable_if_integral = typename enable_if<is_integral<T>::value>::type;
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inline char getchar(int)
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{
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static char buf[64 << 20], *S = buf, *T = buf;
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if (S == T) T = fread(S = buf, 1, 64 << 20, stdin) + buf;
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return S == T ? EOF : *S++;
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}
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template <typename T, typename = enable_if_integral<T>>
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inline bool read(T &x)
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{
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int ch = x = 0, f = 1;
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while (!isdigit(ch = getchar()))
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if (ch == EOF)
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return false;
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else if (ch == '-')
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f = 0;
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for (; isdigit(ch); ch = getchar()) x = x * 10 + ch - '0';
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return x = f ? x : -x, true;
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}
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template <typename T, typename... Args, typename = enable_if_integral<T>>
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inline bool read(T &x, Args &... args) { return read(x) && read(args...); }
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template <typename T1, typename T2, typename TResult = comtype<T1, T2>>
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inline TResult mmin(CRP(T1, v1), CRP(T2, v2)) { return min<TResult>(v1, v2); }
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template <typename T, typename... Args, typename TResult = comtype<T, Args...>>
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inline TResult mmin(CRP(T, v), const Args &... args) { return min<TResult>(v, mmin(args...)); }
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template <typename T1, typename T2, typename TResult = comtype<T1, T2>>
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inline TResult mmax(CRP(T1, v1), CRP(T2, v2)) { return max<TResult>(v1, v2); }
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template <typename T, typename... Args, typename TResult = comtype<T, Args...>>
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inline TResult mmax(CRP(T, v), const Args &... args) { return max<TResult>(v, mmax(args...)); }
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inline ll gcd(ll a, ll b)
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{
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for (; b; swap(a, b)) a %= b;
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return a;
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}
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inline ll fpow(ll a, ll b, ll m)
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{
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ll r = 1;
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for (; b; b >>= 1, a = a * a % m)
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if (b & 1) r = r * a % m;
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return r;
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}
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constexpr double eps = 1e-8;
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inline int sgn(double x) { return x > eps ? 1 : x < -eps ? -1 : 0; }
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struct item
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{
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ll a, b, c, d;
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};
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item v[51][51];
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int sz[51];
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ll sum[] = {100, 100, 100, 100};
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int T, n, k;
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ll ans;
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void dfs(int st)
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{
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if (st > k)
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{
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ans = max(ans, sum[0] * sum[1] * sum[2] * sum[3]);
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return;
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}
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if (!sz[st]) dfs(st + 1);
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for (int i = 0; i < sz[st]; i++)
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{
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auto &x = v[st][i];
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sum[0] += x.a, sum[1] += x.b;
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sum[2] += x.c, sum[3] += x.d;
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dfs(st + 1);
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sum[0] -= x.a, sum[1] -= x.b;
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sum[2] -= x.c, sum[3] -= x.d;
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}
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}
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int main()
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{
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read(T);
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while (T--)
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{
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read(n, k);
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CLR(sz);
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for (int i = 0, t; i < n; i++)
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{
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read(t);
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item &x = v[t][sz[t]++];
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read(x.a, x.b, x.c, x.d);
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}
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dfs(1);
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printf("%lld\n", ans);
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}
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return 0;
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} |