Cod sursa(job #3182716)
Utilizator | Data | 9 decembrie 2023 14:11:31 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.36 kb |
#include <fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
int lgput(int a, int b){
if(b==0)
return 1;
if(b%2!=0)
return lgput(a, b - 1) * a;
int hlf = lgput(a, b / 2);
return hlf * hlf;
}
int main()
{
int a,b;
f>>a>>b;
g<<(lgput(a,b)%1999999973);
return 0;
}