Submission #1163589

#	Time	Username	Problem	Language	Result	Execution time	Memory
1163589		jmuzhen	Ekoeko (COCI21_ekoeko)	C++20	0 / 110	0 ms	328 KiB

Main

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

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

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