Cod sursa(job #32987)
Utilizator | Adrian AddY | Data | 18 martie 2007 19:47:22 |
---|---|---|---|
Problema | Numarare triunghiuri | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.55 kb |
#include<iostream.h>
#include<fstream.h>
main()
{long n,i,j,k,x=0,max,a[1000];
fstream f("nrtri.in",ios::in);
fstream g("nrtri.out",ios::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++)
for(k=j+1;k<=n;k++)
{if(a[i]>=a[j])
if(a[k]>=a[i])
max=a[k];
else
max=a[i];
else
if(a[k]>=a[j])
max=a[k]
else max=a[j];
if(a[i]+a[j]+a[k]-max>=max)
x++;}
g<<x;
f.close();
g.close();
return 0;
}