Cod sursa(job #2867527)
Utilizator | Data | 10 martie 2022 13:39:49 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.4 kb |
#include <fstream>
#include <bitset>
#include <vector>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
const int mod=1999999973;
long long p=1;
int a,b;
void put(int &a,int &b)
{
while(b)
{
if(b%2==1)
p=(p*a)%mod;
a=(a*a)%mod;
b/=2;
}
}
int main()
{
fin>>a>>b;
put(a,b);
fout<<p;
return 0;
}