x = 00001111000011110000111100001111000011110000111100001111000011110000
y = 111100001111000011110000111100001111000011110000111100001111
part_set(x, y, 0, 59) = 00001111111100001111000011110000111100001111000011110000111100001111
part_set(x, y, 59, 0) = 00001111111100001111000011110000111100001111000011110000111100001111
exit 15