HDU 5890 Eighty seven（DP+bitset优化）

#include <bits/stdc++.h>

using namespace std;

#define rep(i, a, b)        for(int i(a); i <= (b); ++i)
#define dec(i, a, b)        for(int i(a); i >= (b); --i)

const int N = 52;

int T, q, n;
int f[N][N][N], c[5], a[N], Q;

bitset <90> A[12];

int check(int i, int j, int k){
    rep(h, 0, 10) A[h].reset(); A[0][0] = 1;
    rep(h, 1, n) if (h != i && h != j && h != k && a[h] <= 87) dec(p, 9, 0){
        A[p + 1] |= A[p] << a[h];
        if (A[10][87]) return 1;
    }
    
    return 0;
}

int main(){

    scanf("%d", &T);
    while (T--){
        scanf("%d", &n);
        rep(i, 1, n) scanf("%d", a + i);
        rep(i, 1, n) rep(j, i, n) rep(k, j, n) f[i][j][k] = check(i, j, k);
        scanf("%d", &Q);
        while (Q--){
            scanf("%d%d%d", c + 1, c + 2, c + 3);
            sort(c + 1, c + 4);
            puts(f[c[1]][c[2]][c[3]] ? "Yes" : "No");
        }
    }
    
    return 0;
    
}