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:

192273152
33
999103441
80502185
647072440
1
723150306
254530465
1
744741824
816385259
1
0
120463924
258841543
973862980
249337261
207016778
706378306
778018375
0
54352385
874812664
334173178
256
750199129
710152890
155586254
1
126174277
638661038
767994426
0
457411214
1
180421794
607535216
1
1
99817...

result:

wrong answer 1st lines differ - expected: '724920553', found: '192273152'