浙大Python 第3章-22 输出大写英文字母 (15 分)

原题题目

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代码实现

tempstr = input();flag = 0; string = tempstr.replace(" ",'');strl = len(string);ret = ''
for i in range(strl):
    if('A'<=string[i]<='Z' and string[i] not in ret):   ret += string[i];flag=1
if(flag):print(ret)
else:print("Not Found")

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提交结果