Submission #601650

#	Time	Username	Problem	Language	Result	Execution time	Memory
601650		Shithila	Arranging Shoes (IOI19_shoes)	C++14	45 / 100	37 ms	3532 KiB

shoes

#include "shoes.h"
#include <bits/stdc++.h>
long long count_swaps(std::vector<int> s) {
	long long len=s.size();
	len=len/2;
	int leftpos[len];
	long long pos=0;
	long long ans=0;
	for(int i=0;i<2*len;i++)
	{
		if(s[i]<0)
		{
			leftpos[pos]=i;
			pos++;
		}
	}
	for(int i=0;i<len;i++)
	{
		long long dif=abs(i+i-leftpos[i]);
		ans=ans+dif;
	}
	return ans;
}

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