Cod sursa(job #2423109)

Utilizator baldeanfrancescabaldeanfrancesca baldeanfrancesca Data 20 mai 2019 19:28:23
Problema Numarare triunghiuri Scor 70
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.35 kb
Raporteaza aceasta sursa 
#include <fstream>

using namespace std;
ifstream f("nrtri.in");
ofstream g("nrtri.out");
int n,a[801],i,j,z,t;

int main()
{
   f>>n;
   for(i=1;i<=n;i++)
    f>>a[i];
   for(i=1;i<n-1;i++)
    for(j=i+1;j<n;j++)
      for(z=j+1;z<=n;z++)
      if(a[i]+a[j]>=a[z] && a[i]+a[z]>=a[j]
         && a[j]+a[z]>=a[i])
         t++;
   g<<t;
}