Question

scrieti program c++ corespunzator algoritmului dat

Answer 1

#include <iostream>
using namespace std;
int n,i,j;
int main()
{cin>>n;
int s=0;
for(i=1;i<=n-1;i++)
for(j=i+1;j<=n;j++)
s=s+1;
cout<<s;
}