Cod sursa(job #1992710)

Utilizator BeatriceBBeatrice Roxana BeatriceB Data 21 iunie 2017 10:50:20
Problema Suma si numarul divizorilor Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 1.17 kb
#include <fstream>
#define sumMod(x,y) x+y<MOD?x+y:x+y-MOD
#define prodMod(x,y) 1LL*x*y%MOD;
using namespace std;
ifstream f("ssnd.in");
ofstream g("ssnd.out");
const int MOD = 9973;
long long k;
int prime[78510],viz[1000004];
void ciur()
{
    prime[++k]=2;
    int i;
    for( i=3; i<1000; i+=2)
        if(viz[i]==0)
        {
            prime[++k]=i;
            for(int j=i*i; j<=1000000; j+=2*i)
                viz[j]=1;
        }
    for(;i<=1000000;i+=2)
        if(viz[i]==0)
            prime[++k]=i;
}
void nr_divi()
{
    long long n;
    int nr=1,sum=1;
    f>>n;
    for(int i=1; i<=k &&  i*i<=n; i++)
    if(n%prime[i]==0)
    {
        int b=prime[i]%MOD;
        int p=1, putere=1,aux=1;
        while(n%b==0)
            {n/=b; p++;
              putere=prodMod(putere,b);
             aux=sumMod(aux,putere);
            }
        nr=prodMod(nr,p);
        sum=prodMod(sum,aux);
    }
    if(n>=2)
    {
        n++;
        nr=prodMod(nr,2);
        sum=prodMod(sum,n);
    }
    g<<nr<<' '<<sum<<'\n';
}
int main()
{
    ciur();
    return 0;
    int t;
    f>>t;
    while(t)
        nr_divi(),t--;
    return 0;
}