month = input('input a number 1-12 for a month ');      % month1.m
switch (month) 
case 1
  fprintf(' January \n');
case 2
  fprintf(' February\n');
case 3
  fprintf(' March   \n');
case 4
  fprintf(' April   \n');
case 5
  fprintf(' May     \n');
case 6
  fprintf(' June    \n');
case 7
  fprintf(' July    \n');
case 8
  fprintf(' August  \n');
case 9
  fprintf(' September\n');
case 10
  fprintf(' October \n');
case 11
  fprintf(' November\n');
case 12
  fprintf(' December\n');
end
