text: /*Write a function that returns the last 
  digit of given integer as an English word.*/
  
  function lastDigist(number){
  	switch(number % 10){
  		case 0: return 'zero';
  		case 1: return 'one';
  		case 2: return 'two';
  		case 3: return 'three';
  		case 4: return 'four';
          case 5: return 'five';
          case 6: return 'six';
          case 7: return 'seven';
          case 8: return 'eight';
          case 9: return 'nine';
          default: return 'invalid number';
  	}
  }
  
  console.log(lastDigist(275));
  console.log(lastDigist(4859));