Cod sursa(job #2748917)
Utilizator | Data | 4 mai 2021 00:18:49 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.4 kb |
#include <bits/stdc++.h>
#define mod 1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int log(int x, int y)
{
if(y==0)
return 1;
if(y==1)
return x;
if ( !( y&1) )
return (log(x,y/2)%mod*(log(x,y/2)%mod))%mod;
return (x*log(x,y/2)%mod*(log(x,y/2)%mod))%mod;
}
int main()
{
int n,k;
fin>>n>>k;
fout<<log(n,k);
}