int L1 = 12;
int L2 = 14;
int L3 = 27;
int L4 = 26;
int L5 = 25;
int pb1 = 16;
int pb2 = 17;

void setup() {
pinMode (L1, OUTPUT);
pinMode (L2, OUTPUT);
pinMode (L3, OUTPUT);
pinMode (L4, OUTPUT);
pinMode (L5, OUTPUT);
pinMode (pb1, INPUT_PULLUP);
pinMode (pb2, INPUT_PULLUP);
}

void loop() {
if (digitalRead (pb1) == LOW){
digitalWrite (L1, HIGH);
digitalWrite (L2, LOW);
digitalWrite (L3, LOW);
digitalWrite (L4, LOW);
digitalWrite (L5, HIGH);
delay(500);
digitalWrite (L1, HIGH);
digitalWrite (L2, HIGH);
digitalWrite (L3, LOW);
digitalWrite (L4, HIGH);
digitalWrite (L5, HIGH);
delay(500);
digitalWrite (L1, HIGH);
digitalWrite (L2, HIGH);
digitalWrite (L3, HIGH);
digitalWrite (L4, HIGH);
digitalWrite (L5, HIGH);
delay(500);
digitalWrite (L1, HIGH);
digitalWrite (L2, HIGH);
digitalWrite (L3, LOW);
digitalWrite (L4, HIGH);
digitalWrite (L5, HIGH);
delay(500);
digitalWrite (L1, HIGH);
digitalWrite (L2, LOW);
digitalWrite (L3, LOW);
digitalWrite (L4, LOW);
digitalWrite (L5, HIGH);
delay(500);
digitalWrite (L1, LOW);
digitalWrite (L2, LOW);
digitalWrite (L3, LOW);
digitalWrite (L4, LOW);
digitalWrite (L5, LOW);
delay(500);
}

if (digitalRead (pb2) == LOW){
digitalWrite (L1, HIGH);
digitalWrite (L2, LOW);
digitalWrite (L3, LOW);
digitalWrite (L4, LOW);
digitalWrite (L5, LOW);
delay(500);
digitalWrite (L1, HIGH);
digitalWrite (L2, LOW);
digitalWrite (L3, LOW);
digitalWrite (L4, LOW);
digitalWrite (L5, HIGH);
delay(500);
digitalWrite (L1, HIGH);
digitalWrite (L2, HIGH);
digitalWrite (L3, LOW);
digitalWrite (L4, LOW);
digitalWrite (L5, HIGH);
delay(500);
digitalWrite (L1, HIGH);
digitalWrite (L2, HIGH);
digitalWrite (L3, LOW);
digitalWrite (L4, HIGH);
digitalWrite (L5, HIGH);
delay(500);
digitalWrite (L1, HIGH);
digitalWrite (L2, HIGH);
digitalWrite (L3, HIGH);
digitalWrite (L4, HIGH);
digitalWrite (L5, HIGH);
delay(500);
digitalWrite (L1, LOW);
digitalWrite (L2, LOW);
digitalWrite (L3, LOW);
digitalWrite (L4, LOW);
digitalWrite (L5, LOW);
delay(500);
digitalWrite (L1, HIGH);
digitalWrite (L2, HIGH);
digitalWrite (L3, HIGH);
digitalWrite (L4, HIGH);
digitalWrite (L5, HIGH);
delay(500);
digitalWrite (L1, HIGH);
digitalWrite (L2, HIGH);
digitalWrite (L3, LOW);
digitalWrite (L4, HIGH);
digitalWrite (L5, HIGH);
delay(500);
digitalWrite (L1, HIGH);
digitalWrite (L2, HIGH);
digitalWrite (L3, LOW);
digitalWrite (L4, LOW);
digitalWrite (L5, HIGH);
delay(500);
digitalWrite (L1, HIGH);
digitalWrite (L2, LOW);
digitalWrite (L3, LOW);
digitalWrite (L4, LOW);
digitalWrite (L5, HIGH);
delay(500);
digitalWrite (L1, HIGH);
digitalWrite (L2, LOW);
digitalWrite (L3, LOW);
digitalWrite (L4, LOW);
digitalWrite (L5, LOW);
delay(500);
digitalWrite (L1, LOW);
digitalWrite (L2, LOW);
digitalWrite (L3, LOW);
digitalWrite (L4, LOW);
digitalWrite (L5, LOW);
delay(500);
digitalWrite (L1, HIGH);
digitalWrite (L2, HIGH);
digitalWrite (L3, HIGH);
digitalWrite (L4, HIGH);
digitalWrite (L5, HIGH);
delay(500);
}
}