Cod sursa(job #2236138)
| Utilizator | Data | 28 august 2018 12:48:24 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.51 kb |
#include<fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
const long long MOD=1999999973;
long long power(long long b,long long exp)
{
long long i,ans=1,aux=b;
for(i=1;i<=exp;i*=2)
{
if(exp&i)///daca bitul respectiv se gaseste in exp (=1)
{
ans=ans*aux;
ans%=MOD;
}
aux*=aux;
aux%=MOD;
}
return ans;
}
int main()
{
long long n,p;
f>>n>>p;
g<<power(n,p);
return 0;
}
