\xD0\xEF\xEB\xEB\xE1\xF0\xEB\xDC Buttons & LEDs
(\xD0\xE1\xF1\xDC\xE4\xE5\xE9\xE3\xEC\xE1 \xEC\xE5 \xF7\xF1\xDE\xF3\xE7 Arrays)
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int ledPins[] = {12,13};
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// Array me ta output pins ton LED.
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int inputPins[] = {3,4};
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// Array me ta koumpia eisodou.
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int pindelay = 2000;