hdu 5494 Card Game(水)

题目链接：hdu 5494 Card Game

代码

#include <cstdio>
#include <cstring>
#include <algorithm>

using namespace std;
const int maxn = 1005;

int N, M, A[maxn], B[maxn];

int main () {
    int cas;
    scanf("%d", &cas);
    while (cas--) {
        scanf("%d%d", &N, &M);
        for (int i = 0; i < N; i++) scanf("%d", &A[i]);
        for (int i = 0; i < N; i++) scanf("%d", &B[i]);

        sort(A, A + N);
        sort(B, B + N);
        int sa = 0, sb = 0;
        for (int i = 0; i < M; i++) {
            sa += A[i];
            sb += B[N-i-1];
        }
        printf("%s\n", sa > sb ? "YES" : "NO");
    }
    return 0;
}