#include <TM1637Display.h>

// Module connection pins (Digital Pins)
#define CLK 4
#define DIO 3
#define IN 5
#define OUT 6

// The amount of time (in milliseconds) between tests
#define TEST_DELAY   1000
int counter = 0;
boolean flagI;
boolean flagO;

TM1637Display display(CLK, DIO);

void setup() {
  display.setBrightness(0x02);
  pinMode(IN,INPUT);
  pinMode(OUT,INPUT);
  flagI=digitalRead(IN);
    flagO=digitalRead(OUT);
  while(!flagI&&!flagO){
    flagI=digitalRead(IN);
    flagO=digitalRead(OUT);
     display.showNumberDec(counter, false);
  }
}

void loop() {
  flagI=digitalRead(IN);
  flagO=digitalRead(OUT);
  //while(flagI&&flagO){
   // flagI=digitalRead(IN);
   // flagO=digitalRead(OUT);
    // delay(2000);
  //}
  
 // if(flagI>flagO){
   // while(flagO){
      
  //  }
 // }
  display.showNumberDec(counter, false);
  counter++;
  delay(TEST_DELAY);
}