Cod sursa(job #2946983)
Utilizator | Data | 25 noiembrie 2022 15:19:19 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.4 kb |
#include <fstream>
using namespace std;
ifstream cin("lgput.in");
ofstream cout("lgput.out");
const int MOD = 1999999973;
int a;
int fastpow( int b ){
if(b==0) return 1;
if(b%2) return (a*fastpow(b-1)) % MOD;
int val = fastpow(b/2)%MOD;
return val*val%MOD;
}
int main()
{
int b;
cin >> a >> b;
cout << fastpow(b)%MOD;
return 0;
}