int state1 = 0;
int state2 = 0;
int dc1 = 5;
int dc2 = 6;
int push1 = 7;
int push2 = 4;
void setup ()
{
  pinMode(dc1, OUTPUT);
  pinMode(dc2, OUTPUT);
  pinMode(push1, INPUT);
  pinMode(push2, INPUT);

}
void loop()
{
  state1 = digitalRead(push1);
  state2 = digitalRead(push2);
  if
  (state1 == HIGH)
  {
    digitalWrite(dc1, HIGH);
    digitalWrite(dc2, LOW);
  }
  else
  {digitalWrite(dc1, LOW);
  digitalWrite(dc2, LOW);
  }
  if
  (state2 == HIGH)
  {
    digitalWrite(dc1, HIGH);
    digitalWrite(dc2, HIGH);
  }
  else
  {digitalWrite(dc1, LOW);
  digitalWrite(dc2, LOW);
  }
}