Cod sursa(job #2385181)
Utilizator | Data | 21 martie 2019 18:10:47 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 0 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.56 kb |
#include <bits/stdc++.h>
using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
long long a,b,n,p;
long long r;
const long long P=1999999973;
int main()
{
cin>>a>>b;
n=a;
p=b;
if(b==0)
out<<1;
else
{
while(b!=1)
{
if(b%2!=0)
{
b=b-1;
r++;
}
a=a*n;
b=b/2;
}
a=a*n;
if(r!=0)
for(int i=1;i<=r;i++)
a=a*n;
cout<<a;
}
return 0;
}