Submission #236754

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
236754	2020-06-03 08:22:23	meatrow	Remittance (JOI19_remittance)	C++17	100 / 100	446 ms	52192 KiB

remittance

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#pragma GCC optimize("O3")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
ll div(vector<ll>& num, int n) {
  ll res = 0;
  for (int i = 35; i >= 0; i--) {
    vector<ll> den(num.size());
    fill(den.begin() + i, den.begin() + n + i, 1);
    bool ok = true;
    for (int j = num.size() - 1; j >= 0; j--) {
      if (num[j] > den[j]) {
        break;
      }
      if (num[j] < den[j]) {
        ok = false;
      }
    }
    if (!ok) continue;
    res += 1LL << i;
    for (int j = 0; j + 1 < num.size(); j++) {
      num[j] -= den[j];
      if (num[j] < 0) {
        num[j] += 2;
        num[j + 1]--;
 
 
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Compilation message (stderr)

remittance.cpp: In function 'll div(std::vector<long long int>&, int)':
remittance.cpp:26:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int j = 0; j + 1 < num.size(); j++) {
                   ~~~~~~^~~~~~~~~~~~
remittance.cpp: In function 'int main()':
remittance.cpp:50:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 0; i + 1 < lul.size(); i++) {
                  ~~~~~~^~~~~~~~~~~~

• Subtask 1: 15 / 15
• Subtask 2: 40 / 40
• Subtask 3: 45 / 45