#include<cstdio>
#include<cstring>
#include<vector>
#include<queue>
#include<iostream>
#include "garden.h"
#include "gardenlib.h"
//这是一道交互题
using namespace std;
int mmax[150007], sec[150007], dist[300007][2], head[300007], eid, c[2], st;
struct edge {
int to, next;
}e[300007];
inline void insert(register int a, register int b) {
e[++eid].to = b; e[eid].next = head[a]; head[a] = eid;
}
inline void dfs1(register int u) {
//printf("%d\n", u);
for(register int i = head[u]; i; i = e[i].next) {
int v = e[i].to;
if(dist[v][0] != 0x3f3f3f3f) {
//if(v != st << 1) {cerr << "Abort\n"; exit(0);}
c[0] = dist[u][0] + 1 - dist[v][0];
continue;
}
dist[v][0] = dist[u][0] + 1;
dfs1(v);
}
}
inline void dfs2(register int u) {
for(register int i = head[u]; i; i = e[i].next) {
int v = e[i].to;
if
Compilation message
garden.cpp: In function 'void dfs2(int)':
garden.cpp:40:9: error: expected '(' at end of input
40 | if
| ^~
| (
garden.cpp:40:9: error: expected '}' at end of input
40 | if
| ^~
garden.cpp:37:53: note: to match this '{'
37 | for(register int i = head[u]; i; i = e[i].next) {
| ^
garden.cpp:39:13: warning: unused variable 'v' [-Wunused-variable]
39 | int v = e[i].to;
| ^
garden.cpp:40:9: error: expected '}' at end of input
40 | if
| ^~
garden.cpp:35:34: note: to match this '{'
35 | inline void dfs2(register int u) {
| ^
