Cod sursa(job #2490352)
Utilizator | Data | 10 noiembrie 2019 10:22:57 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.4 kb |
#include <bits/stdc++.h>
#define M 1999999973
using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
int n,p;
int lgput(int a, int b)
{
if(b==0)
return 1;
int c,d=1;
c=lgput(a,b/2);
d=(1LL*d*c)%M*c%M;
if(b%2)
d=1LL*d*a%M;
return d;
}
int main()
{
in>>n>>p;
out<<lgput(n,p);
out.close();
return 0;
}