제출 #97805

2
3 3
2 3
3 1
1 2
7 2
3 1
1 2

NO
YES
YES

NO
YES

2
3 2
1 3
2 3
4 4
1 2
2 3
3 4
4 2

YES
NO
YES

YES
NO

2
6 4
4 6
1 6
6 2
3 6
3 3
1 2
2 3
1 3

YES
NO
YES

YES
NO

2
2 1
1 2
6 8
3 4
2 3
3 5
4 1
5 1
2 6
6 4
1 2

런타임 에러 (RTE)
stderr:
 Exception in thread "main" java.lang.IndexOutOfBoundsException: Index 7 out of bounds for length 7
	at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64)
	at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70)
	at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:266)
	at java.base/java.util.Objects.checkIndex(Objects.java:361)
	at java.base/java.util.ArrayList.get(ArrayList.java:427)
	at Main.dfs(Main.java:85)
	at Main.main((...truncated, total 525 characters)

YES
YES

2
6 1
1 2
7 9
4 2
3 6
1 7
2 5
6 4
3 2
2 1
7 3
6 1

런타임 에러 (RTE)
stderr:
 Exception in thread "main" java.lang.IndexOutOfBoundsException: Index 8 out of bounds for length 8
	at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64)
	at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70)
	at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:266)
	at java.base/java.util.Objects.checkIndex(Objects.java:361)
	at java.base/java.util.ArrayList.get(ArrayList.java:427)
	at Main.dfs(Main.java:85)
	at Main.main((...truncated, total 525 characters)

YES
YES

2
2 1
2 1
8 10
5 3
2 4
4 7
6 1
4 3
1 4
6 3
2 5
5 1
6 2

런타임 에러 (RTE)
stderr:
 Exception in thread "main" java.lang.IndexOutOfBoundsException: Index 9 out of bounds for length 9
	at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64)
	at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70)
	at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:266)
	at java.base/java.util.Objects.checkIndex(Objects.java:361)
	at java.base/java.util.ArrayList.get(ArrayList.java:427)
	at Main.dfs(Main.java:85)
	at Main.main((...truncated, total 525 characters)

YES
YES