Submission #1279079

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Source Code Expand

#include<bits/stdc++.h>
#define MOD 1000000007
#define INF 0x3f3f3f3f
#define INFL 0x3f3f3f3f3f3f3f3f
#define EPS (1e-10)
#define rep(i,n)for(int i=0;i<(n);i++)
using namespace std;
typedef long long ll;
typedef pair<int, int>P;
#define int long long

signed main() {
	int n, k; scanf("%lld%lld", &n, &k);
	vector<P>v;
	rep(i, n) {
		int a, b; scanf("%lld%lld", &a, &b);
		v.push_back(P(a, b));
	}
	sort(v.begin(), v.end());
	int cnt = 0;
	for (auto p : v) {
		if (cnt + p.second >= k) {
			cout << p.first << endl;
			return 0;
		}
		cnt += p.second;
	}
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:13:37: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  int n, k; scanf("%lld%lld", &n, &k);
                                     ^
./Main.cpp:16:38: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   int a, b; scanf("%lld%lld", &a, &b);
                                      ^

Judge Result