Cod sursa(job #1691645)
Utilizator | Data | 19 aprilie 2016 00:27:24 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.4 kb |
#include<fstream>
using namespace std;
ifstream fi("lgput.in");
ofstream fo("lgput.out");
long long int power(long long int x,long long int n){
long long int p=1;
while(n>0){
if(n%2==1){
p*=x;
n--;
}
x=x*x;
n=n/2;
}
return p;
}
int main(){
long long int n;
long long int x;
fi>>n;
fi>>x;
fo<<power(x,n)%1999999973;
return 0;
}