input:

500
481199252 336470888 8 58
4 7
7 6
4 7
2 6
2 6
2 7
8 3
8 7
8 1
2 6
2 6
1 2
1 5
3 1
6 4
2 4
4 7
2 6
2 3
7 1
4 4
5 1
2 7
6 7
8 1
8 7
5 6
4 2
4 2
8 5
5 4
6 8
5 6
3 8
1 7
1 6
7 1
5 6
6 3
1 1
2 7
3 3
1 5
5 5
8 7
3 4
6 3
8 8
7 4
1 6
2 1
8 7
4 5
2 7
3 5
2 6
4 5
4 3
2 6 2 2
2 1
1 1
500330171 987581927 10 ...

output:

915679758
11
698189111
170464725
798219462
1
428617734
295930992
1
743976583
457267292
1
0
979078289
284027924
245821784
419560253
132431453
644232514
907216034
0
382558955
141968757
94550586
16
128904768
794158593
497605476
1
257158546
963959472
496850001
0
557907491
1
156239373
874890084
1
1
57500...

result:

wrong answer 1st lines differ - expected: '724920553', found: '915679758'