Submission #712937

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
712937	2023-03-20 14:07:39	iskhakkutbilim	Putovanje (COCI20_putovanje)	C++14	110 / 110	428 ms	46612 KiB

putovanje

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#include <bits/stdc++.h>
using namespace std;
#define ff first
#define ss second
#define int long long
#define all(a) a.begin(), a.end()
const int N = 2e5;
const int LOG = 20;
int up[N+1][LOG+1], depth[N+1];
int tin[N+1], tout[N+1];
int bigchild[N+1], chain[N+1], pos[N];
int sub[N+1];
vector<pair<int, int> > g[N+1];
int n, q, T, position;
void dfs(int v, int p){
  tin[v] = ++T;
  up[v][0] = p;
  for(int j = 1;j < LOG; j++) up[v][j] = up[up[v][j-1]][j-1];
  sub[v] = 1;
  int big=-1;
  for(auto [to, w] : g[v]){
    if(to != p){
      depth[to] = depth[v]+1;
      dfs(to, v);
      sub[v]+= sub[to];
 
 
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Compilation message (stderr)

putovanje.cpp: In function 'void dfs(long long int, long long int)':
putovanje.cpp:26:11: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   26 |  for(auto [to, w] : g[v]){
      |           ^
putovanje.cpp: In function 'void decompose(long long int, long long int)':
putovanje.cpp:48:11: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   48 |  for(auto [to, w] : g[v]){
      |           ^
putovanje.cpp: At global scope:
putovanje.cpp:113:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
  113 | main(){
      | ^~~~

• Subtask 1: 20 / 20
• Subtask 2: 25 / 25
• Subtask 3: 65 / 65