警示后人之如果你DFSWA#1#6#8#10
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警示后人之如果你DFSWA#1#6#8#10
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xiaozutupian楼主2024/11/11 15:34

正确代码:

	if((!ap[a+1][b])&&a+1<=n) tmp=max(tmp,dfs(a+1,b));
	if((!ap[a][b+1])&&b+1<=m) tmp=max(tmp,dfs(a,b+1));
	if((!ap[a-1][b])&&a-1>=1) tmp=max(tmp,dfs(a-1,b));
	if((!ap[a][b-1])&&b-1>=1) tmp=max(tmp,dfs(a,b-1));
    	return tmp;

错误代码:

	if((!ap[a+1][b])&&a+1<=n) tmp=tmp or dfs(a+1,b);
	if((!ap[a][b+1])&&b+1<=m) tmp=tmp or dfs(a,b+1);
	if((!ap[a-1][b])&&a-1>=1) tmp=tmp or dfs(a-1,b);
	if((!ap[a][b-1])&&b-1>=1) tmp=tmp or dfs(a,b-1);
	return tmp;
2024/11/11 15:34
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