Submission #1162945

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1162945	2025-03-07 05:25:23	spongb	Tropical Garden (IOI11_garden)	C++20	Compilation error	0 ms	0 KiB

garden

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>
#include "garden.h"
#include "gardenlib.h"
using namespace std;
int cycle_len;
vector<int> succ, color, dist, dist1, dist2;
vector<bool> visited;
vector<vector<int>> revGraph;
int find_cycle_length(int node){
    int slow = node;
    int fast = node;
    do {
        if(succ[fast] == -1 || succ[succ[fast]] == -1) return 1e9+1;
        
        slow = succ[slow];
        fast = succ[succ[fast]];
    } while(slow != fast);
    
    //cycle exists
    //now check if P is part of cycle
    bool inCycle = false;
    int temp = slow;  
    int len = 0;
    do {
        if (temp == P) inCycle = true;  
        len++;
        temp = succ[temp];
    } while (temp != slow);
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

garden.cpp: In function 'int find_cycle_length(int)':
garden.cpp:27:21: error: 'P' was not declared in this scope
   27 |         if (temp == P) inCycle = true;
      |                     ^