Submission #1301777

#	Time	Username	Problem	Language	Result	Execution time	Memory
1301777		yusifm	Arranging Shoes (IOI19_shoes)	C++20	0 / 100	1 ms	340 KiB

shoes

//#pragma GCC optimize("O3")
#include <bits/stdc++.h>
#include "shoes.h"
using namespace std;
long long count_swaps(vector<int>nums)
{
	long long ans=0;
	vector<int>indexes1,indexes2;
	for(int i=0;i<nums.size();i++)
	{
		if(nums[i]<0)
		{
			indexes1.push_back(i);
		}
		else
		{
			indexes2.push_back(i);
		}
	}
	for(int i=0;i<indexes1.size();i++)
	{
		ans+=abs(indexes1[i]-2*i);
	}
	for(int i=0;i<indexes2.size();i++)
	{
		ans+=abs(indexes2[i]-2*i-1);
	}
	return ans;
}

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