Submission #601800

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
601800	2022-07-22 10:17:16	Shithila	Arranging Shoes (IOI19_shoes)	C++14	50 / 100	1085 ms	1876 KiB

shoes

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#include "shoes.h"
#include <bits/stdc++.h>
long long count_swaps(std::vector<int> s) {
  long long len=s.size();
  int n=len/2;
  int count=0;
  for(int i=0;i<len;i+=2)
  {
    int find=s[i]*(-1);
    for(int j=i+1;j<len;j++)
    {
      if(s[j]==find)
      {
        if(find<0)
        {
          count=count+j-i;
        }
        else count=count+j-i-1;
        for(int k=j-1;k>i;k--)
        {
          s[k+1]=s[k];
        }
        break;
      }
    }
  }
  return count;
}
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:5:6: warning: unused variable 'n' [-Wunused-variable]
    5 |  int n=len/2;
      |      ^

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 15
• Subtask 5: 20 / 20
• Subtask 6: 0 / 15