Cod sursa(job #1355117)

Utilizator cristinalibotean177Libotean Cristina cristinalibotean177 Data 22 februarie 2015 13:41:20
Problema Sum Scor 0
Compilator cpp Status done
Runda 9neplace3 Marime 0.3 kb
Raporteaza aceasta sursa 
#include<cstdio>
int c[100005];
void ciur(int n)
{
    int i,j;
    for(i=1;i<=n;i++)
        c[i]=i;
    for(i=2;i<=n;i++)
        {
        if (c[i]==i)
            {
            for(j=2*i;j<=n;j=j+i)
                c[j]=c[j]/i*(i-1);
            c[i]=i-1;
            }
        }
}