Submission #1094280

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1094280	2024-09-29 09:02:00	thangdz2k7	Capital City (JOI20_capital_city)	C++17	100 / 100	1453 ms	437692 KiB

capital_city

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// author : thembululquaUwU
// 3.9.2024
#include <bits/stdc++.h>
#define pb push_back
#define fi first
#define se second
#define endl '\n'
using namespace std;
using ll = long long;
using ii = pair <int, int>;
using vi = vector <int>;
const int N = 2e5 + 5;
const int mod = 1e9 + 7;
const int LG = 20;
void maxl(auto &a, auto b) {a = max(a, b);}
void minl(auto &a, auto b) {a = min(a, b);}
struct LCA{
    vi t_in, t_out, _lg, high;
    vector <vi> euler, adj;
    int cnt = 0, n, root;
    #define rz resize
    void rz(int _n, int _root){
        n = _n, root = _root;
 
 
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Compilation message (stderr)

capital_city.cpp:19:11: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   19 | void maxl(auto &a, auto b) {a = max(a, b);}
      |           ^~~~
capital_city.cpp:19:20: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   19 | void maxl(auto &a, auto b) {a = max(a, b);}
      |                    ^~~~
capital_city.cpp:20:11: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   20 | void minl(auto &a, auto b) {a = min(a, b);}
      |           ^~~~
capital_city.cpp:20:20: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   20 | void minl(auto &a, auto b) {a = min(a, b);}
      |                    ^~~~
capital_city.cpp: In member function 'void LCA::init()':
capital_city.cpp:56:78: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
   56 |                 euler[i].pb(min_by_time(euler[i][lg - 1], euler[i + (1 << lg - 1)][lg - 1]));
      |                                                                           ~~~^~~
capital_city.cpp: In function 'int main()':
capital_city.cpp:157:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  157 |         freopen("pqh.inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
capital_city.cpp:158:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  158 |         freopen("pqh.out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 1 / 1
• Subtask 2: 10 / 10
• Subtask 3: 30 / 30
• Subtask 4: 59 / 59