def validate_map(b):
nums = [parse_int(s) for s in b.split("/")]
dict_count = {i: nums.count(i) for i in nums}
if max(dict_count.values()) > 1:
[
Printer.print_error(f'map error: duplicated number {key}')
for key, val in dict_count if val > 1
]
sys.exit(1)
if list(filter(lambda x: x >= len(nums) or x < 0, nums)):
for n in nums:
if n >= len(nums) or n < 1:
Printer.print_error(
f'map error: invalid number {n}: must be in range 0:{int(math.sqrt(nums))}'
)
sys.exit(1)
