package java_exercises_1_sda;

//Sprawdź, czy podany ciąg liczb jest ciągiem arytmetycznym

public class Ex8 {

public static void main(String[] args) {

int[]arrayIsNotCorrect = {4, 52, 4, 7};

int[]arrayIsCorrect = {1, 5, 9, 13};

Ex6.tablePrint(arrayIsCorrect);

boolean result = isArithmetic(arrayIsCorrect);

System.out.println(result);

}

public static boolean isArithmetic(int[] arrayArithmetic) {

if (arrayArithmetic.length < 2) {

return false;

}

boolean isCorrect = true;

int gap = arrayArithmetic[1] - arrayArithmetic[0];

for (int i = 2; i < arrayArithmetic.length; i++){

int actualGap = arrayArithmetic[i] - arrayArithmetic[i-1];

if (actualGap != gap){

isCorrect = false;

break;

}

}

return isCorrect;

}

}