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May 27th, 2019
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  1. int k=3;
  2. int r=0;
  3. int k0=0;
  4. int state=1;
  5. void setup()
  6. {
  7. pinMode(4,OUTPUT);
  8. pinMode(5,OUTPUT);
  9. pinMode(6,OUTPUT);
  10. pinMode(7,OUTPUT);
  11. pinMode(8,OUTPUT);
  12. pinMode(9,OUTPUT);
  13. pinMode(10,OUTPUT);
  14. pinMode(11,OUTPUT);
  15. pinMode(12,OUTPUT);
  16. pinMode(k,INPUT);
  17. }
  18. void loop()
  19. {
  20. delay (20);
  21. if(digitalRead(k)==1&&k0==0)
  22. {
  23. digitalWrite(r,0);
  24. r=random(3,13);
  25. digitalWrite(r,!digitalRead(r));
  26. k0=1;
  27. }
  28. if(digitalRead(k)==0&&k0==1){
  29. k0=0;
  30. }
  31. }
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