제출 #684784

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
684784	2023-01-22 13:07:39	US3RN4M3	Self Study (JOI22_ho_t2)	C++17	100 / 100	456 ms	11500 KiB

Main

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#include<bits/stdc++.h>
using namespace std;
using ll = long long;
ll n, m;
vector<ll> A;
vector<ll> B;
bool test(ll goal) {
  ll avail = 0;
  for(ll i = 0; i < n; i++) {
    ll used = (goal - 1)/A[i] + 1;
    if(used <= m) {
      avail += m - used;
      continue;
    }
    ll left = goal - A[i]*m;
    ll req = (left - 1)/B[i] + 1;
    avail -= req;
    if(avail < -n*m) return false;
  }
  return (avail >= 0);
}
main() {
  cin >> n >> m;
  A.resize(n);
  B.resize(n);
  for(ll & i : A) cin >> i;
  for(ll & i : B) cin >> i;
  for(int i = 0; i < n; i++) A[i] = max(A[i], B[i]);
  ll ans = 0;
  for(ll delta = (1ll<<60); delta >= 1; delta >>= 1) {
 
 
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컴파일 시 표준 에러 (stderr) 메시지

Main.cpp:22:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   22 | main() {
      | ^~~~

• Subtask 1: 10 / 10
• Subtask 2: 25 / 25
• Subtask 3: 27 / 27
• Subtask 4: 29 / 29
• Subtask 5: 9 / 9