int SW[] = {25,26};
int LED[] = {2,4,17,5,18};
int count = 0;
int mode1 = 0;
int mode2 = 0;

void setup(){
  Serial.begin(9600);

    for(int i = 0 ; i <= 2 ; i++){
      pinMode(SW[i], INPUT);
    for(int i = 0 ; i <= 4 ; i = i + 1){
      pinMode(LED[i], OUTPUT);
    }
  }
}

void loop(){

  if(digitalRead(SW[0]) == 1 && mode1 == 0){
    count++;
  }
  mode1 = digitalRead(SW[0]);

  if(digitalRead(SW[1]) == 1 && mode2 == 0){
    count--;
  }
  mode2 = digitalRead(SW[1]);


  if(count == 1){
    digitalWrite(LED[0],0);
    digitalWrite(LED[1],0);
    digitalWrite(LED[2],0);
    digitalWrite(LED[3],0);
    digitalWrite(LED[4],0);
  }

  if(count == 2){
    for(int i = 0 ; i <= 4 ; i = i + 1){
      digitalWrite(LED[i],1);
    }
  }

  if(count == 3){ //LED 1 3 5
    for(int i = 1 ; i <= 4 ; i = i + 2){
      digitalWrite(LED[i],1);
    }
  }

  if(count == 4){ //LED 0 2 4
    for(int i = 0 ; i <= 4 ; i = i + 2){
      digitalWrite(LED[i],1);
    }
  }

  Serial.print("Mode ");
  Serial.println(count);
}