Submission #1606807

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Source Code Expand

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

int main() {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  int x; cin >> x;
  int p = 0;
  int t = 1;
  while (true) {
    if (p + t == x) break;
    else if (p + t <= x - (t + 1)) p += t;
    t++;
  }
  cout << t << endl;
  return 0;
}

Submission Info

Judge Result