Submission #878754

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
878754	2023-11-25 07:30:48	thangdz2k7	Passport (JOI23_passport)	C++17	100 / 100	604 ms	88620 KiB

passport

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include <bits/stdc++.h>
#define ii pair <int, int>
#define F first
#define S second
#define pb push_back
using namespace std;
const int N = 2e5 + 5;
int n, pos[N];
vector <ii> adj[4 * N];
int dist[3][4 * N];
int mx = 0, used[4 * N];
void build(int s, int l, int r){
    used[s] = false;
    for (int i = 0; i <= 2; ++ i) dist[i][s] = 1e9;
    mx = max(mx, s);
    if (l == r){
        if (l != 1 and l != n) used[s] = true;
        pos[l] = s;
        return;
    }
    int mid = l + r >> 1;
    build(2 * s, l, mid);
    build(2 * s + 1, mid + 1, r);
    adj[2 * s].pb(ii(s, 0));
    adj[2 * s + 1].pb(ii(s, 0));
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

passport.cpp: In function 'void build(int, int, int)':
passport.cpp:26:17: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   26 |     int mid = l + r >> 1;
      |               ~~^~~
passport.cpp: In function 'void get(int, int, int, int, int, int)':
passport.cpp:38:17: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   38 |     int mid = l + r >> 1;
      |               ~~^~~

• Subtask 1: 6 / 6
• Subtask 2: 16 / 16
• Subtask 3: 24 / 24
• Subtask 4: 8 / 8
• Subtask 5: 46 / 46