Submission #138756

#	Time	Username	Problem	Language	Result	Execution time	Memory
138756		FedericoS	Duathlon (APIO18_duathlon)	C++14	0 / 100	2 ms	504 KiB

count_triplets

#include <iostream>
using namespace std;
typedef long long int ll;

ll N;

int main(){
	cin>>N;
	cout<<(N*(N-1)*(N-2))/3;
}

• Subtask 1: 0 / 5
• Subtask 2: 0 / 11
• Subtask 3: 0 / 8
• Subtask 4: 0 / 10
• Subtask 5: 0 / 13
• Subtask 6: 0 / 15
• Subtask 7: 0 / 20
• Subtask 8: 0 / 8
• Subtask 9: 0 / 10