题解 | 小红的好数
import sys
k = int(input())
data = []
for i in range(100000, 1, -1):
_str = [j for j in "0" * (5 - len(str(i))) + str(i)]
if len(set(_str)) == 5:
data.append(i)
if len(data) >= k:
print("0" * (5 - len(str(data[-1]))) + str(data[-1]))
break
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