Cod sursa(job #656831)
Utilizator | Oprea Sebastian oprea1si2si3 | Data | 5 ianuarie 2012 13:15:37 |
---|---|---|---|
Problema | Sum | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.54 kb |
#include<fstream>
#include<iostream>
using namespace std;
int main()
{
int N,X,Y,i,s,a,contory,b;
ifstream f("sum.in");
ofstream g("sum.out");
f>>N;
for(i=1;i<=N;i++)
{
f>>X;
contory=0;
s=0;
b=X;
for(Y=2;Y<=b*2;Y++)
{a=Y;
while(X!=a)
{
if(X>a)
{
X=X-a;
}
else
{
a=a-X;
}
}
if(X==1)
{
s=s+Y;
contory++;
}
X=b;
if(contory==b)
{
Y=3*b;
}
}
g<<s<<endl;
}
f.close();
g.close();
return 0;
}