程序接收用户键入的一个关键字以及一个句子，如果句子中不包含关键字则显示"No match！"；如果句子包含关键字则显示"Match！"，且把该字在句子中的位置用十六进制数显示出来。-Program receives the user types a keyword and a sentence if the sentence does not contain the keyword shows the " No match!"　 If the sentence contains the keyword shows the " Match!" , And put the word in the sentence position with ten hexadecimal number displayed.