Cod sursa(job #1001132)

Utilizator Adrian1997Radulescu Adrian Adrian1997 Data 24 septembrie 2013 15:59:51
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.42 kb
#include <fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
long long a,b;

long long up(long long a,long long b){
    long long p=a,k=1,s;
    s=1;
    while(b!=0){
        if(b%2)
            s*=p,s%=1999999973;
        b/=2;
        p*=p;
    }
    return s;
}

int main(void){
    register int i,j;

    f>>a>>b;
    long long sol=up(a,b);
    g<<sol;
    return 0;
}