if (action==ENCODE) {




			for(int i=0;i<text.length();i++) {
				for(int j=0;j<key.length();j=(j+1)%7) {

					char keyLetter = key.charAt(j);
					int distance = keyLetter-'a';
					 char letter = text.charAt(i);

					 char temp = shiftUpByK(letter,distance);
					output.write(temp);

					}

						}


			input.close();
            output.close();
		}