读入一行英文文本，将其中每一个单词的最后一个字母改成大写，然后输出此文本（这里的“单词”是指由空格隔开的字符串）。如输入“I am a student To take the examinatiion.”，则输出“I aM A studenT TO takE thE examinatioN.”。

I am a student To take the examination.

I aM A studenT TO takE thE examinatioN.