### Compilation failed:

error: 1: operator '~' is not allowed
error: 3: operator '%' is not allowed
error: 4: operator '%=' is not allowed
error: 6: operator '<<' is not allowed
error: 7: operator '<<=' is not allowed
error: 8: operator '>>' is not allowed
error: 9: operator '>>=' is not allowed
error: 11: operator '&' is not allowed
error: 12: operator '&=' is not allowed
error: 13: operator '|' is not allowed
error: 14: operator '|=' is not allowed
error: 15: operator '^' is not allowed
error: 16: operator '^=' is not allowed
13 errors