Cod sursa(job #2484731)

Utilizator sauron275Andrei Radu sauron275 Data 31 octombrie 2019 15:19:32
Problema Ridicare la putere in timp logaritmic Scor 0
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.49 kb
#include <iostream>

using namespace std;

const unsigned int MOD = 1999999973;


long long put0(int a, int p)
{
    long long val=1, x=a% MOD;
    while(p>0)
        if(p%2==0)
        {
            x=x*x%MOD;
            p/=2;
        }
        else
        {
            val=val*x % MOD;
            p--;
        }
    return val;
}




int main()
{
    int n,p;
    cout<<"n, p ?";
    cin>>n>>p;
    cout<<n<<"^"<<p<<" = "<<put0(n, p)<<endl;
    return 0;
}