제출 #154183

2 1

런타임 에러 (RTE)
stderr:
 Exception in thread "main" java.lang.NullPointerException: Cannot store to int array because "Main.arr" is null
	at Main.dfs(Main.java:30)
	at Main.main(Main.java:18)

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3 1

런타임 에러 (RTE)
stderr:
 Exception in thread "main" java.lang.NullPointerException: Cannot store to int array because "Main.arr" is null
	at Main.dfs(Main.java:30)
	at Main.main(Main.java:18)

1
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8 2

런타임 에러 (RTE)
stderr:
 Exception in thread "main" java.lang.NullPointerException: Cannot store to int array because "Main.arr" is null
	at Main.dfs(Main.java:30)
	at Main.main(Main.java:18)

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