Submission #1165830

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1165830	2025-03-12 15:58:54	SG2Alok	Arranging Shoes (IOI19_shoes)	C++20	10 / 100	0 ms	328 KiB

shoes

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#include "shoes.h"
#include <bits/stdc++.h>
using namespace std;
long long count_swaps(std::vector<int> s) {
  long long ans = 0;
  for(int i = 0; i < s.size(); i++){
    if(s[i] < 0){
      if(i != s.size() - 1 && s[i] == -s[i + 1]){
        continue;
      }
      
      int pos = -1;
      for(int j = 0; j < s.size(); j++){
        if(j == 0 && s[j] == -s[i]){
          pos = j;
          break;
        } else if(s[j] == -s[i] && s[j - 1] != -s[j]){
          pos = j;
          break;
        }
      }
      
      if(pos == -1) continue;
//      cout << pos << " " << i << endl;
      
      while(pos < i){
        swap(s[pos], s[pos + 1]);
        pos++;
        ans++;
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 15