// 1D array
//    Array name   size       0,    1,   2,     3
float sensorReadings [4] = {1.23, 2.44, 5.66, 111.0};
// use float for decimal values
// can still use int - with decimals int will simply ignore the decimal 

/*  example of 2D array 
int patternArray[6][3] {
  // [0][0]  [0][1]   [0][2]
  {B001000, B011000, B111000}, // pattern 0

  // [1][0]  [1][0]   [1][2]
  {B110000, B101000, B011000}, // pattern 1

  // [2][0]  [2][1]   [2][2]
  {B100000, B010000, B001000}, // pattern 2

  // [3][0]  [3][1]   [3][2]
  {B100000, B110000, B111000}, // pattern 3

  // [4][0]  [4][1]   [4][2]
  {B011000, B101000, B110000}, // pattern 4

  // [5][0]  [5][1]   [5][2]
  {B001000, B010000, B100000}, // pattern 5
}; // end of patternArray
*/
void setup() {
  
  Serial.begin(9600);
  
} // end of void setup

void loop() {
 
// (initialization; condition; increment)
for (int i = 0; i < 4; i++){
  Serial.println(sensorReadings[i]);
  delay(1000);
}

  
} // end of void loop