Submission #397039

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
397039	2021-05-01 08:20:38	tibinyte	Cambridge (info1cup18_cambridge)	C++14	55 / 100	2077 ms	4772 KiB

cambridge

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#include <iostream>
#include <vector>
#include <cmath>
#include <algorithm>
#include <set>
#include <bitset>
#include <string>
#include <unordered_map>
#define mod 1000000007
using namespace std;
int main() {
  int n, q;
  cin >> n >> q;
  vector<pair<int, int>> a(n + 1);
  for (int i = 1; i <= n; ++i) {
    cin >> a[i].second >> a[i].first;
  }
  while (q--) {
    int st, dr;
    cin >> st >> dr;
    vector<pair<int, int>> tibi(1);
    for (int i = st; i <= dr; ++i) {
      tibi.push_back(a[i]);
    }
    sort(tibi.begin() + 1, tibi.end());
    long long sum = 0;
    int m = tibi.size() - 1;
    bool ok = true;
    for (int i = 1; i <= m; ++i) {
      sum += tibi[i].second;
 
 
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• Subtask 1: 15 / 15
• Subtask 2: 25 / 25
• Subtask 3: 15 / 15
• Subtask 4: 0 / 45