#include <ctype.h>
#include <stdio.h>

int string_length(const char* buffer)
{
	int index = 0;
	while ( buffer[index] != '\0' )
		++index;
	return index;
}

char* to_upper(char* string)
{
	//for ( int index = 0, length = string_length(string); index < length; ++index )
	for ( char* ptr = string; *ptr; ++ptr )
		*ptr = toupper(*ptr);

	return string;
}

int remove_trailing_newline(char buffer[])
{
	int length = string_length(buffer);
	if ( buffer[length - 1] == '\n' )
		buffer[--length] = '\0';

	return length;
}


#define SZ_BUFFER 1024

int main()
{
	char buffer[SZ_BUFFER];
	while ( fgets(buffer, SZ_BUFFER, stdin) != NULL )
	{
		remove_trailing_newline(buffer);
		printf("[%s]\n", to_upper(buffer));
	}

	return 0;
}