Submission #1021743

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1021743	2024-07-13 04:23:43	induwara16	Arranging Shoes (IOI19_shoes)	C++17	50 / 100	1092 ms	42676 KiB

shoes

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#include "shoes.h"
#include <bits/stdc++.h>
using namespace std;
#define itr(a) a.begin(), a.end()
typedef vector<int> vi;
typedef unordered_map<int, int> mii;
void move(mii &chain, mii &rev, int a, int b)
{
  chain[rev[a]] = chain[a];
  rev[chain[a]] = rev[a];
  chain[a] = chain[b];
  rev[chain[b]] = a;
  chain[b] = a;
  rev[a] = b;
}
int cost(mii chain, int a, int b, int c = 0)
{
  if (a == b)
    return c;
  c++;
  return cost(chain, chain[a], b, c);
}
 
 
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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