Code:
A,10,20,30,40,50,60,,,,,,,,,,,,,,,,,,,,,,
B1,,,,,,12,24,36,48,54,58,68,,,rak,,,,,,,,,,,,,,,,,,
B2,,,,,,,,,,,,,,,11,12,19,12,21,22,,,15,,17,13,,
B1,,,,,,12,24,36,48,54,58,68,,,rak,,,,,,,,,,,,,,
B2,,,,,,,,,,,,,,,11,12,19,12,21,22,,,15,,17,13,,
B1,,,,,,12,24,36,48,54,58,68,,,rak,,,,,,,,,,,,,,
B2,,,,,,,,,,,,,,,11,12,19,12,21,22,,,15,,17,13,,
B1,,,,,,12,24,36,48,54,58,68,,,rak,,,,,,,,,,,,,,
B2,,,,,,,,,,,,,,,11,12,19,12,21,22,,,15,,17,13,,
c,,,,,,,,,,,,,,,,,,,,,,,,,,,,90