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<stdio.h>
#include<string.h>
int main(){
	char s[100000],b;
	int i,a;
	while(scanf("%c",&b)!='\0'){
	a=strlen(s);
	for(i=0;i<a;++i){
		if(b>='a'&&b<='z')
			b=b-32;
	}
		printf("%c",b);
	}
}