Cod sursa(job #3252649)
Utilizator | Data | 30 octombrie 2024 14:50:19 | |
---|---|---|---|
Problema | Numarare triunghiuri | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva de probleme | Marime | 0.34 kb |
#include<bits/stdc++.h>
using namespace std;
ifstream fin("nrtri.in");
ofstream fout("nrtri.out");
int v[805];
int main()
{int n,l=0;
fin>>n;
for(int i=1; i<=n; i++)fin>>v[i];
sort(v+1,v+1+n);
for(int i=1; i<=n; i++)
{for(int j=i+1; j<=n; j++)
{for(int k=j+1; k<=n; k++)
{if(v[i] + v[j] >= v[k])l++;
}
}
}
fout<<l;
return 0;
}