Submission #571243

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
571243	2022-06-01 15:23:25	YouAreMyGalaxy	Swapping Cities (APIO20_swap)	C++17	100 / 100	403 ms	44560 KiB

swap

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//Make CSP great again
//Vengeance
#include <bits/stdc++.h>
#include <swap.h>
#define TASK "TESTCODE"
#define Log2(x) 31 - __builtin_clz(x)
using namespace std;
const int N = 1e5, M = 2e5, K = N + M, cbit = 18, oo = 1e9 + 1;
int f[K + 1][cbit + 1], id[M + 1];
int n, m;
int lab[K + 1], weight[K + 1], deg[K + 1], depth[K + 1];
bool able[K + 1];
vector<int> adj[K + 1];
int FindSet(int u)
{
    return lab[u] < 0 ? u : lab[u] = FindSet(lab[u]);
}
void unite(int u, int v, int w)
{
    bool ok = deg[u] > 1 | deg[v] > 1;
    ++deg[u];
    ++deg[v];
    u = FindSet(u);
    v = FindSet(v);
    if (u == v)
    {
        if (!able[u])
        {
            able[u] = true;
            weight[u] = w;
 
 
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Compilation message (stderr)

swap.cpp: In function 'void unite(int, int, int)':
swap.cpp:20:22: warning: suggest parentheses around comparison in operand of '|' [-Wparentheses]
   20 |     bool ok = deg[u] > 1 | deg[v] > 1;
      |               ~~~~~~~^~~

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