擅长:python、mysql、java
<p>您只需在处理输入字符串后打印出一行新行:</p>
<pre><code>KEYPAD = {'A': '2', 'B': '2', 'C': '2', 'D': '3', 'E': '3', 'F': '3', 'G': '4', 'H': '4', 'I': '4', 'J': '5', 'K': '5', 'L': '5', 'M': '6', 'N': '6', 'O': '6', 'P': '7', 'Q': '7', 'R': '7', 'S': '7', 'T': '8', 'U': '8', 'V': '8', 'W': '9', 'X': '9', 'Y': '9', 'Z': '9'}
word = input("Enter word: ")
for key in word:
print(KEYPAD[key], end='') #< this line suppresses the newline output
print() #< this adds the required newline at the end of all the characters
</code></pre>