Cod sursa(job #1125547)
| Utilizator | Data | 26 februarie 2014 18:19:15 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 0 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.41 kb |
#include <iostream>
#include <fstream>
#define mod 1999999973LL
#define ll long long
using namespace std;
ll n, p;
ll raise(ll n, ll p) {
if(p==1LL) return (n%mod);
ll half = raise(n, p/2);
if(p % 2 == 0) return ((half * half) % mod);
return (((half * half * n) % mod;
}
int main() {
ifstream f("lgput.in");
ofstream g("lgput.out");
f>>n>>p;
g<<raise(n, p)<<"\n";
return 0;
}
