TEst case not working

hello @mdj

a) what u are doing here?
b) why adding self loop for each node?
c) what is level control?

u just have to implement simple bfs

a) You can dry run to see

b) u make them in graph in case there is no edge

c) its a variable to to increase level i.e. number of steps from 1 to 2

What u think I am doing?

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there is doubt reopen button in ur page use it get all u answers