Cod sursa(job #2348008)
Utilizator | Data | 19 februarie 2019 11:58:52 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 0 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.48 kb |
#include <iostream>
#include <fstream>
using namespace std;
const long MOD = 1999999973;
ifstream f("lgput.in");
ofstream g("lgput.out");
int a,p;
long long powlg(long long a, long long p)
{
long long val=1, x=a%MOD;
while(p>0)
{
if(p%2==0)
{ x=x*x%MOD;
p/=2;
}
else
{
val=val*x%MOD;
}
}
return val;
}
int main()
{ f>>a>>p;
g<<powlg(a,p);
return 0;
}