| # | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
|---|---|---|---|---|---|---|---|
| 1135308 | ramzialoulou | Let's Win the Election (JOI22_ho_t3) | C++20 | 0 ms | 328 KiB |
#include <bits/stdc++.h>
using namespace std;
#ifdef Ramzi
#include "debug.h"
#else
#define debug(...)
#endif
int main() {
ios::sync_with_stdio(false);
cin.tie(nullptr);
int n, k;
cin >> n >> k;
vector<pair<int, int>> a(n);
for (int i = 0; i < n; i++) {
cin >> a[i].first >> a[i].second;
}
sort(a.begin(), a.end());
int ans = 0;
for (int i = 0; i < k; i++) {
ans += a[i].first;
}
cout << fixed << setprecision(10) << ans << "\n";
return 0;
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