// copy stdin to stdout byte-by-byte using getchar() and putchar()
//  skipping whitespace and converting to uppercase
//
#include <stdio.h>
#include <ctype.h>

int main( void)
{
  int c;

  while(1) {
    c = getchar(); if( c < 0) break;
    c = toupper(c);
    if( !isspace(c)) putchar(c);
  }
}