| 132 | |
| 133 | print("Example 9") |
| 134 | class Sorter: |
| 135 | def __init__(self, group): |
| 136 | self.group = group |
| 137 | self.found = False |
| 138 | |
| 139 | def __call__(self, x): |
| 140 | if x in self.group: |
| 141 | self.found = True |
| 142 | return (0, x) |
| 143 | return (1, x) |
| 144 | |
| 145 | |
| 146 | print("Example 10") |