Submission #66890548

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;
using ll = long long;

void solve() {
  int n; ll w;
  cin >> n >> w;
  
  const int M = 60;
  vector<vector<ll>> vals(M+1);
  for (int i = 0; i < n; i++) {
    int x, y;
    cin >> x >> y;
    vals[x].push_back(y);
  }
  
  ll ans = 0;
  for (int i = 0; i < M; i++) {
    vals[i].push_back(0); vals[i].push_back(0);
    sort(vals[i].begin(), vals[i].end());
    if (w&1) {
      ans += vals[i].back();
      vals[i].pop_back();
    }
    if (vals[i].size()%2 == 1) vals[i].push_back(0);
    sort(vals[i].begin(), vals[i].end());
    for (int j = 0; j < vals[i].size(); j += 2) {
      vals[i+1].push_back(vals[i][j] + vals[i][j+1]);
    }
    w >>= 1;
  }
  cout << ans << '\n';
}

int main() {
  int T;
  cin >> T;
  while (T--) solve();
  return 0;
}

Submission Info

Compile Error

Main.cpp: In function ‘void solve()’:
Main.cpp:27:23: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::vector<long long int>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   27 |     for (int j = 0; j < vals[i].size(); j += 2) {
      |                     ~~^~~~~~~~~~~~~~~~

Judge Result