Problem:
Capitalize

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

Input

A text including lower-case letters, periods, and space is given in a line. The number of characters in the text is less than or equal to 200.

Output

Print the converted text.

Sample Input

this is a pen.

Output for the Sample Input

THIS IS A PEN.

Solution in C++ (judge verdict: Time Limit Exceeded)

#include<iostream>
#include<cstring>
#include<cctype>
#include<string>
#include<cstdio>
using namespace std;

int main(){
	char c;
	while(1){
		scanf("%c",&c);
		if(c=='\0')break;
		if(c==0)break;
		c=toupper(c);
		printf("%c",c);
	}
	return 0;
}