白花问题,哪里出错了啊,调了一个多小时通过0 long int mod = 1e9 + 7; int main() { int n; int k; cin >> n; cin >> k; for (int i = 0; i < n; i++) { int a; int b; cin >> a >> b; if (k>b) { cout << 1 << endl; continue; } vector<long int> dp(b + 1,0); for (int...