https://blog.csdn.net/z13653662052/article/details/100175482
1.字串
def substr(s): arr = set() arr1 = set() for i in s: if i in arr1: pass else: arr1.add(i) j = s.count(i) arr.add(j) return max(arr) if __name__ == "__main__": s = input() print(substr(s))
2.散步
输入: 10 3 5 2 6
输出:8