Submission #916088

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
916088	2024-01-25 09:23:10	duckindog	Swapping Cities (APIO20_swap)	C++14	67 / 100	2052 ms	60616 KiB

swap

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include<bits/stdc++.h>
using namespace std;
//#define LOCAL
#ifndef LOCAL
#include "swap.h"
#endif // LOCAL
const int N = 1e5 + 10;
int n, m;
vector<pair<int, int>> ad[N];
//tree
int f[N][17], g[N][17], dp[N][17], st[N], ed[N], it;
int dpin[N], dpout[N];
void dfs(int u, int pre = -1) {
  st[u] = ++it;
  for (int i = 1; i <= 16; ++i) {
    f[u][i] = f[f[u][i - 1]][i - 1];
    g[u][i] = max(g[u][i - 1], g[f[u][i - 1]][i - 1]);
    dp[u][i] = min(dp[u][i - 1], dp[f[u][i - 1]][i - 1]);
  }
  vector<pair<int, int>> best;
  sort(ad[u].begin(), ad[u].end(), [&] (auto& a, auto& b) {
    return a.second < b.second;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

swap.cpp: In function 'bool dfs2(int, int, int)':
swap.cpp:188:20: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
  188 |       dd[v] = d[v] = 1;
swap.cpp: In function 'int getMinimumFuelCapacity(int, int)':
swap.cpp:234:17: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  234 |     int mid = l + r >> 1;
      |               ~~^~~

• Subtask 1: 0 / 6
• Subtask 2: 7 / 7
• Subtask 3: 17 / 17
• Subtask 4: 20 / 20
• Subtask 5: 23 / 23
• Subtask 6: 0 / 27