题解 | 简单密码

# 小写字母变换
def convertLowerCase(para_low):
    pwlow = ['abc', 'def', 'ghi', 'jkl', 'mno', 'pqrs', 'tuv','wxyz']
    anlow = [2,      3,     4,     5,     6,     7,      8,    9]
    for each in pwlow:
        if para_low in each:
            idx = pwlow.index(each)
            return anlow[idx]

# 大写字母变换
def convertUpperCase(para_upper):
    upper = ''
    if para_upper == 'Z':
        upper = 'a' 
    else:
        upper = chr(ord(para_upper) + 32 +1)
    return upper


while True:
    try:
        str0 = input()
        strNew = []
        temp=''
        for i in str0:
            if 'a' <= i <= 'z':
                temp = convertLowerCase(i)
            elif 'A' <= i <= 'Z':
                temp = convertUpperCase(i)
            else:
                temp = i
            strNew.append(temp)
        
        for i in strNew:
            print(i, end='')
    except:
        break