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Cod sursa(job #663102)
#include <fstream>
using namespace std;
int n,i,j,nr_moduri,aux,k,a[1000];
int main()
{
ifstream f("nrtri.in");
ofstream g("nrtri.out");
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++)
if(a[i]>a[j])
{
aux=a[i];
a[i]=a[j];
a[j]=aux;
}
for(i=1;i<=n;i++)
for(j=i+1;j<=n;j++)
for(k=j+1;k<=n;k++)
if(a[i]+a[j]>=a[k])
nr_moduri++;
g<<nr_moduri;
return 0;
}