제출 #1251275

#제출 시각아이디문제언어결과실행 시간메모리
1251275mohamedboukerche55Arranging Shoes (IOI19_shoes)C++20
45 / 100
14 ms1952 KiB

#include "shoes.h"
using namespace std;
long long count_swaps(std::vector<int> s) 
{
	int n = s.size() / 2;
	long long swaps = 0;
	long long l = 0;
	long long r = 0;
	for(int i = 0 ; i < n * (1 << 1) ; i++)
	{
		if(s[i] < 0)
		{
			l += abs(i - r);
			r += 2;
		}   
	}
	swaps = l;
	return swaps;
}
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