#include <stdio.h> int main() { int t, n, x; scanf("%d", &t); while (t--) { scanf("%d %d", &n, &x); int girls[1000000] = { 0 }; for (int i = 0; i < n; ++i) scanf("%d", &girls[i]); int flag = 0; for (int i = 0; i < n; ++i) { for (int j = i+1; j < n; ++j) { if (girls[i] + girls[j] == x) { printf("Yes\n"); flag = 1; break; } } if (flag) break; } if (!flag) printf("No\n"); } return 0; } |
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