Cod sursa(job #2657359)
Utilizator | Data | 10 octombrie 2020 13:40:03 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.49 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream be("lgput.in");
ofstream ki("lgput.out");
long long MOD=1999999973;
long long x=1;
long long hatvany( long long n,long long p)
{
if(p!=0){
x=hatvany(n,p/2)%MOD;
if(p%2==0){
return (x*x)%MOD;
}
else{
return ((x*x)%MOD*n)%MOD ;}}
else return x;
}
int main()
{
long long n, p;
be>>n>>p;
ki<<hatvany(n%MOD,p);
return 0;
}