Case 1: XXX XXX X X X XXX X X X X X XXX XXX Case 2: XXXX XXXX X X X X X X XXXX X X X X X X X X XXXX XXXX Case 3: XXXXX XXXXX X X X X X X X X X XXXXX X X X X X X X X X X X XXXXX XXXXX Case 4: XXXXXX XXXXXX X X X X X X X X X X X X XXXXXX X X X X X X X X X X X X X X XXXXXX XXXXXX Case 5: XXXXXXX XXXXXXX X X X X X X X X X X X X X X X XXXXXXX X X X X X X X X X X X X X X X X X XXXXXXX XXXXXXX Case 6: XXXXXXXX XXXXXXXX X X X X X X X X X X X X X X X X X X XXXXXXXX X X X X X X X X X X X X X X X X X X X X XXXXXXXX XXXXXXXX Case 7: XXXXXXXXX XXXXXXXXX X X X X X X X X X X X X X X X X X X X X X XXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXX XXXXXXXXX Case 8: XXXXXXXXXX XXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXX XXXXXXXXXX Case 9: XXXXXXXXXXX XXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXX XXXXXXXXXXX Case 10: XXXXXXXXXXXX XXXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXXX XXXXXXXXXXXX Case 11: XXXXXXXXXXXXX XXXXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXXXX XXXXXXXXXXXXX Case 12: XXXXXXXXXXXXXX XXXXXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXXXXX XXXXXXXXXXXXXX Case 13: XXXXXXXXXXXXXXX XXXXXXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXXXXXX XXXXXXXXXXXXXXX Case 14: XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX Case 15: XXXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXXX Case 16: XXXXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXXXX Case 17: XXXXXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXXXXX Case 18: XXXXXXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXXXXXXXXXXX X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X XXXXXXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXXXXXX