Submission #1163403

#	Time	Username	Problem	Language	Result	Execution time	Memory
1163403		YSH2020	Ekoeko (COCI21_ekoeko)	C++20	0 / 110	0 ms	528 KiB

Main

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

int main() {
  long long n; cin >> n;
  long long ans = (n*(n-1))/2;
  cout << ans;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 20
• Subtask 5: 0 / 40