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2 raymond 1 
/*
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 * Created by ArduinoGetStarted.com
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 *
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 * This example code is in the public domain
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 *
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 * Tutorial page: https://arduinogetstarted.com/tutorials/arduino-button-library
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 *
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 * This example shows how to use array of button.
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 */
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#include <ezButton.h>
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const int BUTTON_NUM = 5;
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const int BUTTON_1_PIN = 2;
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const int BUTTON_2_PIN = 3;
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const int BUTTON_3_PIN = 4;
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const int BUTTON_4_PIN = 5;
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const int BUTTON_5_PIN = 6;
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ezButton buttonArray[] = {
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  ezButton(BUTTON_1_PIN),
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  ezButton(BUTTON_2_PIN),
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  ezButton(BUTTON_3_PIN),
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  ezButton(BUTTON_4_PIN),
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  ezButton(BUTTON_5_PIN)
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};
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void setup() {
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  Serial.begin(9600);
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  for (byte i = 0; i < BUTTON_NUM; i++) {
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    buttonArray[i].setDebounceTime(50); // set debounce time to 50 milliseconds
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  }
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}
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void loop() {
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  for (byte i = 0; i < BUTTON_NUM; i++)
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    buttonArray[i].loop(); // MUST call the loop() function first
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  for (byte i = 0; i < BUTTON_NUM; i++) {
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    if (buttonArray[i].isPressed()) {
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      Serial.print("The button ");
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      Serial.print(i + 1);
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      Serial.println(" is pressed");
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    }
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    if (buttonArray[i].isReleased()) {
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      Serial.print("The button ");
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      Serial.print(i + 1);
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      Serial.println(" is released");
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    }
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  }
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}