Submission #597548

#	Time	Username	Problem	Language	Result	Execution time	Memory
597548		FatihSolak	Arranging Shoes (IOI19_shoes)	C++17	15 / 100	24 ms	3128 KiB

shoes

#include "shoes.h"
#include <bits/stdc++.h>
using namespace std;
long long count_swaps(vector<int> s){
	long long ans = 0;
	int n = s.size();
	long long x = n/2;
	return (x-1) * (x) / 2;
	for(int i = 0;i<n;i+=2){
		for(int j = i;j<n;j++){
			if(s[j] < 0){
				for(int c = j-1;c>=i;c--){
					swap(s[c],s[c+1]);
					ans++;
				}
				break;
			}
		}
		for(int j = i+1;j<n;j++){
			if(s[j] == -s[i]){
				for(int c = j-1;c>=i+1;c--){
					swap(s[c],s[c+1]);
					ans++;
				}
				break;
			}
		}
	}
	return ans;
}

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