Cod sursa(job #2593555)
Utilizator | Data | 4 aprilie 2020 10:30:15 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.37 kb |
#include <fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
long long a,b,sol;
long long lg(long long a, long long b)
{
if(b==1) return a;
if(b%2==1) return((a*lg(a,b-1))%1999999973);
else return((lg(a,b/2)*lg(a,b/2))%1999999973);
}
int main()
{
f>>a>>b;
a=a%1999999973;
sol=lg(a,b);
g<<sol;
return 0;
}