#define led1 7 
#define led2 6 
#define Bo 1
int botn = 0;
void setup() {
  // put your setup code here, to run once:
  pinMode(led1, OUTPUT);
  pinMode(led2, OUTPUT);
  pinMode(Bo, INPUT);
}

void loop() 
{
   botn = digitalRead(Bo);

if (botn == HIGH)
{ 
  digitalWrite(led1, HIGH);
  digitalWrite(led2, LOW);
  

}
else 
{ 
  digitalWrite(led1, LOW);
  digitalWrite(led2, HIGH);
  

}
}