Cod sursa(job #2019284)
Utilizator | Data | 7 septembrie 2017 14:14:38 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.43 kb |
#include <fstream>
using namespace std;
ifstream cin("lgput.in");
ofstream cout("lgput.out");
long long logput(int b, int e, int m){
long long a;
if(e==1){
return b;
}
else{
a=logput(b, e/2, m);
a=a*a%m;
if(e%2==1){
a=a*b%m;
}
return a;
}
}
int main()
{
int b, e;
long long m;
m=1999999973;
cin>>b>>e;
cout<< logput(b, e, m );
return 0;
}