Cod sursa(job #2595333)
Utilizator | Data | 7 aprilie 2020 15:58:28 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.42 kb |
#include <bits/stdc++.h>
using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
long long exponent(long long b,long long e,long long mod){
long long ans=1;
b%=mod;
for(;e>0;e/=2){
if(e%2){
ans=1LL*ans*b%mod;
}
b=b*b%mod;
}
return ans;
}
int main(){
long long a,b;
in>>a>>b;
out<<exponent(a,b,1999999973);
return 0;
}