Submission #246435

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
2464352020-07-09 09:48:37alradPutovanje (COCI20_putovanje)C++17
110 / 110
139 ms26712 KiB
#include <bits/stdc++.h>
using namespace std;
#define all(x) x.begin(), x.end()
const int N = 2e5 + 2;
const int LOG = 19;
int L = 1 , timer = 0;
int tin[N] , tout[N] , c[N] , d[N];
int up[N][LOG] , cnt[N] , p[N] , dp[N];
vector<vector<pair<int , int> > > g(N , vector<pair<int , int> >());
void dfs1(int v , int p = 1) {
tin[v] = ++timer;
up[v][0] = p;
for (int i = 1; i <= L; i++) {
up[v][i] = up[up[v][i - 1]][i - 1];
}
for (auto e : g[v]) {
int to = e.first;
int pos = e.second;
if (to != p) {
dfs1(to , v);
}
}
tout[v] = ++timer;
}
 
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Compilation message (stderr)

putovanje.cpp: In function 'void dfs1(int, int)':
putovanje.cpp:23:11: warning: unused variable 'pos' [-Wunused-variable]
       int pos = e.second;
           ^~~
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