Submission #642791

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
642791	2022-09-20 13:38:07	sanstzu	Monthly railway pass (LMIO18_menesinis_bilietas)	C++14	16 / 100	666 ms	103956 KiB

menesinis_bilietas

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#include <bits/stdc++.h>
using namespace std;
vector<int> train[500069], bus[500069];
set<int> adj[500069];
int par[500069], sz[500069];
bool visited[500069];
int pars;
void init(){
    for(int i=0; i<500069; i++){
        par[i] = i;
        sz[i] = 1;
        visited[i] = 0;
    }
}
int fp(int x){
    if(par[x]==x) return x;
    else return par[x]=fp(par[x]);
}
void merge(int x, int y){
    int px, py;
    px = fp(x), py = fp(y);
    if(sz[px] > sz[py]){
        par[py] = px;
        sz[px] += sz[py];
    } else {
        par[px] = py;
        sz[py] += sz[px];
 
 
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Compilation message (stderr)

menesinis_bilietas.cpp: In function 'int main()':
menesinis_bilietas.cpp:82:26: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   82 |         if(adj[i].size() == pars-1) ans += sz[fp(i)];
      |            ~~~~~~~~~~~~~~^~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 6 / 6
• Subtask 3: 0 / 30
• Subtask 4: 0 / 35
• Subtask 5: 0 / 19