Run ID Author Problem Lang Verdict Time Memory Code Length Submit Time
30643 xupf 取余运算 C++ Accepted 0 MS 240 KB 418 2023-11-10 21:36:04

Tests(1/1):


#include<bits/stdc++.h> using namespace std; using ll = long long; ll f(ll b,ll p,ll k){ if(p==1) return b%k; else{ ll q = p/2; ll a = f(b,q,k); ll c = a*a%k; if(p&1==1) c = c*b%k; return c; } } int main(){ ll b,p,k; cin >> b >> p >> k; ll a = f(b,p,k); //cout << b << '^' << p << " mod " << k << "=" << a << endl; printf("%lld^%lld mod %lld=%lld\n",b,p,k,a); return 0; }


Judgement Protocol: