Cod sursa(job #1376260)
Utilizator | Data | 5 martie 2015 16:47:13 | |
---|---|---|---|
Problema | Sum | Scor | 45 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.45 kb |
#include<fstream>
using namespace std;
long n,x,viz[100001],i,j,p;
long long s;
int main()
{
ifstream f("sum.in");
ofstream g("sum.out");
f>>n;
for(i=1;i<=n;i++)
{
f>>x;s=0;
for(j=2;j<=x;j++)
if(viz[j]!=i && x%j==0)
for(p=j;p<=2*x;p=p+j)
viz[p]=i;
for(j=1;j<=2*x-1;j++)
if(viz[j]!=i)
s=s+j;
g<<s<<'\n';
}
return 0;
}