Cod sursa(job #2106696)

Utilizator roberttrutaTruta Robert roberttruta Data 16 ianuarie 2018 08:17:33
Problema Suma si numarul divizorilor Scor 70
Compilator cpp Status done
Runda Arhiva educationala Marime 1.38 kb
#include <fstream>


using namespace std;
long long i,j,t,n,p,u[100000];
long long x,y,nr,d,s,X,z;
bool v[1000100];
int main()
{
   ifstream f("ssnd.in");
   ofstream g("ssnd.out");
for(j=4;j<=1000000;j=j+2)
    v[j]=1;

  for(i=3;i*i<=1000000;i=i+2)
    if(v[i]==0)
    for(j=i*i;j<=1000000;j=j+i)
    v[j]=1;
  v[0]=1;v[1]=1;
u[++t]=2;
  for(i=3;i<=1000000;i=i+2)
    if(v[i]==0)
    u[++t]=i;


f>>n;
    for(i=1;i<=n;i=i+1)
    {
        f>>x;s=1;nr=1;X=x;
        for(d=1;u[d]*u[d]<=x;d=d+1)
        {
            if(x%u[d]==0)
            {
                p=0;y=1;
                while(X%u[d]==0)
                {
                    p++;
                    X=X/u[d];
                }
                nr=nr*(p+1);
                p++;z=u[d];
                while(p)
                {
                    if(p%2==1)
                    {
                        p--;
                        y=y*z;
                    }
                    z=z*z;
                    p=p/2;
                }
                y=y-1;
                s=s*y;
                s=s/(u[d]-1);
                s=s%9973;
            }
        }
        if(X!=1)
        {
            nr=nr*2;
            y=X*X;
            y=y-1;
            s=s*y;
            s=s/(X-1);
            s=s%9973;
        }
        g<<nr<<' '<<s<<'\n';
    }



    return 0;
}