Cod sursa(job #720559)
Utilizator | Data | 22 martie 2012 18:48:43 | |
---|---|---|---|
Problema | Sum | Scor | 45 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.41 kb |
#include<fstream>
#define FOR for(i=1;i<=n;i++)
#define FOR2 for(j=1;j<+x*2;j++)
using namespace std;
ifstream f("sum.in");
ofstream g("sum.out");
int n,i,j,sum,x;
int cmmdc(int a,int b)
{
if(a<b)
return cmmdc(a,b-a);
if(a>b)
return cmmdc(b,a-b);
else
return a;
}
int main()
{
f>>n;
FOR
{
f>>x;
FOR2
if(cmmdc(j,x)==1)
sum+=j;
g<<sum<<"\n";
sum=0;
}
return 0;
}