运行 ID: 121524

Main.cc: In function ‘void dfs(int, int)’:
Main.cc:24:5: error: ‘dfds’ was not declared in this scope
     dfds ( i , cnt ) ;
     ^~~~
Main.cc:24:5: note: suggested alternative: ‘dfs’
     dfds ( i , cnt ) ;
     ^~~~
     dfs