题解 | 字符串反转
def rev_digits(n):
n_str = str(n)
nr_str = []
m = len(n_str)
for i in range(m):
nr_str.append(n_str[m-i-1])
return ''.join(nr_str)
n = input().strip()
print(rev_digits(n))
def rev_digits(n):
n_str = str(n)
nr_str = []
m = len(n_str)
for i in range(m):
nr_str.append(n_str[m-i-1])
return ''.join(nr_str)
n = input().strip()
print(rev_digits(n))
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