Cod sursa(job #2726138)
Utilizator | Bogdan Sever-Cristian severut | Data | 20 martie 2021 13:47:18 |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 70 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.46 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
long long const modulo=1999999973;
long long n,p;
long long lgput(long long n,long long p)
{
long long rezultat=1;
for(int i=0;(1<<i)<=n;++i){
if(p & (1<<i))
rezultat=(rezultat*n)%modulo;
n=(n*n)%modulo;
}
return rezultat;
}
int main()
{
in>>n>>p;
out<<lgput(n,p);
return 0;
}