Submission #340622

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
340622	2020-12-28 03:20:55	israeladewuyi	Arranging Shoes (IOI19_shoes)	C++17	50 / 100	1086 ms	4716 KiB

shoes

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#include <bits/stdc++.h>
using namespace std;
 
typedef long long ll;
typedef vector<int> vi;
typedef vector<string> vs;
#define PB push_back
#define pb pop_back
#define in insert 
#define endl "\n"
const unsigned int M = 1000000007;
 
ll count_swaps(vi S){
  ll n = S.size();
  vector<ll>arr(n);
  for(int i = 0; i < n; i++){
    arr[i] = S[i];
  }
  ll swaps = 0;
  for(ll i= 0; i < n; i+=2){
    ll ind = -1;
    for(ll j = i + 1; j < n; j++){
      if(arr[j] == - arr[i]){
        ind = j;
        break;
      }
    }
    
    for(ll j = ind; j > i + 1; j--){
      swap(arr[j], arr[j-1]);
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 15
• Subtask 5: 20 / 20
• Subtask 6: 0 / 15