Cod sursa(job #3218091)

Utilizator bogdann31Nicolaev Bogdan bogdann31 Data 25 martie 2024 22:20:27
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.82 kb
#include <bits/stdc++.h>
using namespace std;
#define ll                 long long 
#define all(v)             v.begin(), v.end()
ll ceil2(ll a, ll b) {
return (a + b - 1) / b;
}
// #include <ext/pb_ds/assoc_container.hpp> 
// #include <ext/pb_ds/tree_policy.hpp> 
// using namespace __gnu_pbds; 
// #define ordered_set tree<int, null_type,less<int>, rb_tree_tag,tree_order_statistics_node_update> 

#define mod 1999999973;

void solve(){
    ll n, p;cin>>n>>p;
    ll ans=1;
    ll cnt=n;
    for(int i=0; (1<<i)<=p; i++){
        if(p & (1<<i)){
            ans=(ans*cnt)%mod;
        }
        cnt=(cnt*cnt)%mod;
    }
    cout<<ans;
}


int main(){
    freopen("lgput.in", "rt", stdin);
	freopen("lgput.out", "wt", stdout);
   ios_base::sync_with_stdio(false); cin.tie(NULL);
//    ll t;cin>>t;while(t--){solve();cout<<endl;}
    solve();
}