제출 #150128

1
724 -1

1
724

724

4
27369 3 -1
3433 -1
81354 2 -1
90988 3 -1

2
3
1
4
112156
3433
84787
175775

112156
3433
84787
175775

7
7 -1
6 -1
1 -1
1 -1
4 -1
10 -1
10 -1

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

7
6
1
1
4
10
10