Submission #1061296

#	Time	Username	Problem	Language	Result	Execution time	Memory
1061296		kunzaZa183	Copy and Paste 3 (JOI22_copypaste3)	C++17	0 / 100	1 ms	404 KiB

copypaste3

#include <bits/stdc++.h>
using namespace std;
map<string, int> msi;
int appear(string big, string small) {
  int ct = 0;
  for (int i = 0; i < big.size(); i++)
    if (small == big.substr(i, small.size())) {
      ct++;
      i += small.size() - 1;
    }
  return ct;
}
int main() {
  cin.tie(0)->sync_with_stdio(0);
  int n;
  cin >> n;
  string s;
  cin >> s;
  int add, cut, paste;
  cin >> add >> cut >> paste;

  for (int i = 0; i < n; i++)
    msi[s.substr(i, 1)] = add;

  for (int i = 2; i <= n; i++) {
    for (int j = 0; j < n; j++) {
      if (!msi.count(s.substr(j, i))) {
        int mini = add * i;
        for (auto a : msi) {
          int x = appear(s.substr(j, i), a.first);
          mini = min(mini, a.second + cut + paste * x +
            (i - x * int(a.first.size())) * add);
        }
        msi[s.substr(j, i)] = mini;
      }
    }
  }

  cout << msi[s] << "\n";
}

Compilation message (stderr)

copypaste3.cpp: In function 'int appear(std::string, std::string)':
copypaste3.cpp:6:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    6 |   for (int i = 0; i < big.size(); i++)
      |                   ~~^~~~~~~~~~~~

• Subtask 1: 0 / 1
• Subtask 2: 0 / 5
• Subtask 3: 0 / 14
• Subtask 4: 0 / 10
• Subtask 5: 0 / 32
• Subtask 6: 0 / 38