Cod sursa(job #1753932)

Utilizator CraiuAndrei Craiu Craiu Data 7 septembrie 2016 12:35:45
Problema Suma si numarul divizorilor Scor 30
Compilator cpp Status done
Runda Arhiva educationala Marime 1.69 kb
#include <bits/stdc++.h>
#define MOD 9973

using namespace std;

ifstream fin("ssnd.in");
ofstream fout("ssnd.out");

int n;
int prime[200000], k;
int t[1000005];
int f[20], expo[20], nrf;

int Putere(int a, int n)
{
    int p = 1;
    while(n > 0)
    {
        if(n % 2 == 1)
        {
            p = (1LL * p * a) % MOD;
            n--;
        }
        n /= 2;
        a = (1LL * a * a) % MOD;
    }
    return p;
}

void Ciur()
{
    int i, j;
    prime[++k] = 2;
    for (i = 3; i * i <= 1000000; i += 2)
        if (t[i] == false)
        {
            prime[++k] = i;
            for (j = i * i; j <= 1000000; j = j + 2 * i)
                t[j] = true;
        }
}

void Solve(long long n)
{
    int nrd, i, d, e;
    nrf = 0;
    nrd = i = 1;
    d = 2;
    while( n > 1 && d * d <= n && i <= k)
    {
        if( n % d == 0 )
        {
            f[++nrf] = d;
            e = 1;
            while(n % d == 0)
            {
                e++;
                n /= d;
            }
            nrd *= e;
            expo[nrf] = e;
        }
        d = prime[++i];
    }
    if( n > 1 )
    {
        f[++nrf] = n;
        nrd *= 2;
        expo[nrf] = 2;
    }
    long long sd, x;
    sd = 1;
    for(i = 1; i <= nrf; i++)
    {
        x = (Putere(f[i], expo[i]) - 1) % MOD;
        x = 1LL * x * Putere(f[i] - 1, MOD - 2) % MOD;
        sd = 1LL * sd * x % MOD;
    }
    fout << nrd << " " << sd << "\n";
}

void Read()
{
    int i;
    long long x;
    fin >> n;
    for(i = 1; i <= n; i++)
    {
        fin >> x;
        Solve(x);
    }
    fin.close();
}

int main()
{
    Ciur();
    Read();
    return 0;
}