Cod sursa(job #1627473)
| Utilizator | Data | 3 martie 2016 17:28:45 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.43 kb |
#include <iostream>
#include <fstream>
#define ll unsigned long long
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
const ll MOD = 1999999973;
ll l,n;
ll putere(ll a,ll b)
{
if(b==1)
return a;
ll q;
q=putere(a,b/2);
if(b%2==1)
return ((q*q)%MOD*a)%MOD;
return (q*q)%MOD;
}
int main()
{
fin>>l>>n;
fout<<putere(l,n)%MOD;
return 0;
}
