Cod sursa(job #2252014)
Utilizator | Data | 2 octombrie 2018 11:34:34 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | musai_must | Marime | 0.38 kb |
#include <iostream>
#include <fstream>
using namespace std;
long long lgput(int a ,int n)
{
if(n == 0 ) return 1;
if(n % 2 == 1) return (lgput(a, n/2) * lgput(a, n/2) * a);
else return (lgput(a, n/2) * lgput(a, n/2));
}
int main()
{
ifstream f("lgput.in");
ofstream g("lgput.out");
int a,n;
f>>a>>n;
g<<lgput(a,n)%1999999973;
return 0;
}