int LED1 = 11; int LED2 = 10; int LED3 = 9; int LED4 = 8; int LED5 = 7; int LED6 = 6; int LED7 = 5; int LED8 = 4; int LED9 = 3; int LED10 = 2; void setup() { pinMode(LED1, OUTPUT); pinMode(LED2, OUTPUT); pinMode(LED3, OUTPUT); pinMode(LED4, OUTPUT); pinMode(LED5, OUTPUT); pinMode(LED6, OUTPUT); pinMode(LED7, OUTPUT); pinMode(LED8, OUTPUT); pinMode(LED9, OUTPUT); pinMode(LED10, OUTPUT); } void loop() { digitalWrite(LED1, HIGH); // turn on LED1 delay(100); // wait for 200ms digitalWrite(LED2, HIGH); // turn on LED2 delay(100); // wait for 200ms digitalWrite(LED3, HIGH); // turn on LED3 delay(100); // wait for 200ms digitalWrite(LED4, HIGH); // turn on LED4 delay(100); // wait for 200ms digitalWrite(LED5, HIGH); // turn on LED5 delay(100); // wait for 200ms digitalWrite(LED6, HIGH); // turn on LED6 delay(100); // wait for 200ms digitalWrite(LED7, HIGH); // turn on LED7 delay(100); // wait for 200ms digitalWrite(LED8, HIGH); // turn on LED8 delay(100); // wait for 200ms digitalWrite(LED9, HIGH); // turn on LED9 delay(100); // wait for 200ms digitalWrite(LED10, HIGH); // turn on LED10 delay(100); // wait for 200ms digitalWrite(LED1, LOW); // turn off LED1 delay(100); // wait for 300ms digitalWrite(LED2, LOW); // turn off LED2 delay(100); // wait for 300ms digitalWrite(LED3, LOW); // turn off LED3 delay(100); // wait for 300ms digitalWrite(LED4, LOW); // turn off LED4 delay(100); // wait for 300ms digitalWrite(LED5, LOW); // turn off LED5 delay(100); // wait for 300ms digitalWrite(LED6, LOW); // turn off LED6 delay(100); // wait for 300ms digitalWrite(LED7, LOW); // turn off LED7 delay(100); // wait for 300ms digitalWrite(LED8, LOW); // turn off LED8 delay(100); // wait for 300ms digitalWrite(LED9, LOW); // turn off LED9 delay(100); // wait for 300ms digitalWrite(LED10, LOW); // turn off LED10 delay(100); // wait for 300ms }