Trouble with our Keypad Code

Projects General Guidance
2 
          digitalWrite(ledRed, HIGH);
          delay (500);
          digitalWrite(ledRed, LOW);
          delay(500);
          digitalWrite(ledRed, HIGH);
          delay (500);
          digitalWrite(ledRed, LOW);
          delay(500);
          digitalWrite(ledRed, HIGH);
          delay (500);
          digitalWrite(ledRed, LOW);
          delay(500);
          digitalWrite(ledRed, HIGH);
          delay (500);
          digitalWrite(ledRed, LOW);
          delay(500);
          digitalWrite(ledRed, HIGH);

Better read up on how to make a loop.