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View Compilation Error

0_0_27526327_12762\Main.java:1: 错误: 非法字符: '#'
#include <bits/stdc++.h>
^
0_0_27526327_12762\Main.java:1: 错误: 需要class, interface或enum
#include <bits/stdc++.h>
         ^
0_0_27526327_12762\Main.java:3: 错误: 需要class, interface或enum
vector<int> q[200005];
^
0_0_27526327_12762\Main.java:4: 错误: 需要class, interface或enum
int a[200005],vis[200005];int ans=0;
^
0_0_27526327_12762\Main.java:4: 错误: 需要class, interface或enum
int a[200005],vis[200005];int ans=0;
                          ^
0_0_27526327_12762\Main.java:5: 错误: 需要class, interface或enum
int n,k;
^
0_0_27526327_12762\Main.java:6: 错误: 需要class, interface或enum
int dfs(int u,int fa)
^
0_0_27526327_12762\Main.java:8: 错误: 需要class, interface或enum
	a[u]=1;int f=0;
	       ^
0_0_27526327_12762\Main.java:9: 错误: 需要class, interface或enum
	vis[u]=1;
	^
0_0_27526327_12762\Main.java:10: 错误: 需要class, interface或enum
	for(int i=0;i<q[u].size();i++)
	^
0_0_27526327_12762\Main.java:10: 错误: 需要class, interface或enum
	for(int i=0;i<q[u].size();i++)
	            ^
0_0_27526327_12762\Main.java:10: 错误: 需要class, interface或enum
	for(int i=0;i<q[u].size();i++)
	                          ^
0_0_27526327_12762\Main.java:13: 错误: 需要class, interface或enum
		if(!vis[v]&&v!=fa)
		^
0_0_27526327_12762\Main.java:16: 错误: 需要class, interface或enum
		}
		^
0_0_27526327_12762\Main.java:19: 错误: 需要class, interface或enum
	return a[u];
	^
0_0_27526327_12762\Main.java:20: 错误: 需要class, interface或enum
}
^
0_0_27526327_12762\Main.java:23: 错误: 需要class, interface或enum
	int t;scanf("%d",&t);
	      ^
0_0_27526327_12762\Main.java:24: 错误: 需要class, interface或enum
	while(t--)
	^
0_0_27526327_12762\Main.java:27: 错误: 需要class, interface或enum
		memset(vis,0,sizeof(vis));
		^
0_0_27526327_12762\Main.java:28: 错误: 需要class, interface或enum
		for(int i=1;i<=n;i++) 
		^
0_0_27526327_12762\Main.java:28: 错误: 需要class, interface或enum
		for(int i=1;i<=n;i++) 
		            ^
0_0_27526327_12762\Main.java:28: 错误: 需要class, interface或enum
		for(int i=1;i<=n;i++) 
		                 ^
0_0_27526327_12762\Main.java:30: 错误: 需要class, interface或enum
		for(int i=0;i<n-1;i++)
		^
0_0_27526327_12762\Main.java:30: 错误: 需要class, interface或enum
		for(int i=0;i<n-1;i++)
		            ^
0_0_27526327_12762\Main.java:30: 错误: 需要class, interface或enum
		for(int i=0;i<n-1;i++)
		                  ^
0_0_27526327_12762\Main.java:33: 错误: 需要class, interface或enum
			scanf("%d%d",&x,&y);
			^
0_0_27526327_12762\Main.java:34: 错误: 需要class, interface或enum
			q[y].push_back(x);
			^
0_0_27526327_12762\Main.java:35: 错误: 需要class, interface或enum
			q[x].push_back(y);
			^
0_0_27526327_12762\Main.java:37: 错误: 需要class, interface或enum
		}
		^
0_0_27526327_12762\Main.java:38: 错误: 需要class, interface或enum
		ans=0,dfs(1,0);printf("%d\n",ans);
		               ^
0_0_27526327_12762\Main.java:39: 错误: 需要class, interface或enum
	}
	^
0_0_27526327_12762\Main.java:41: 错误: 需要class, interface或enum
}
^
32 个错误


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