# 程序设计能力实训

1130. Capitalize

Write a program which replace all the lower-case letters of a given text with the corresponding captital letters.

### 输入格式

A text including lower-case letters, periods, and space.

### 输出格式

Output The converted text.

### 样例

Input
welcome to east china normal university.

Output
WELCOME TO EAST CHINA NORMAL UNIVERSITY.