Submission #1120430

#	Time	Username	Problem	Language	Result	Execution time	Memory
1120430		vjudge1	Palindrome-Free Numbers (BOI13_numbers)	Cpython 3	22.50 / 100	1093 ms	3068 KiB

numbers

# author - alimammadzade

a, b = map(int, input().split())
res = 0

def free(n):
    a = str(n)
    for i in range(len(a) - 1):
        for j in range(i + 1, len(a)):
            b = a[i : j + 1]
            if b == b[::-1]:
                return False
    return True

for i in range(a, b + 1):
    if free(i):
        res += 1

print(res)

• Subtask 1: 22.5 / 25
• Subtask 2: 0 / 75