Поиск первоначальной три цифры-номеры-a-number
#!/usr/bin/env python
num = input("Enter the number : ")
if len(num) == 3:
print(f"Largest digit is : {num}")
exit(0)
elif len(num) < 3:
print(-1)
exit(0)
maxans = int((num[0].replace("0", "")))*100 + int((num[1].replace("0", "")))*10 + int((num[2].replace("0", "")))
prev = maxans
for i in range(3, 6):
cur = (prev%100)*10 + int((num[i].replace("0", "")))
maxans = max(maxans, cur)
prev = cur
print(f"The Largest num = : {maxans}")
Himanshu Ranjan Singh