Java Programs

/**
 * int[] input={2,1,4,1,2,3,6};
 * check whether the input is the sequence of 1,2,3
 * if so-output=true;
 * int [] input={12,1,3,4,5,6};
 * output=false;
 */

package programs;

import java.util.Scanner;

public class Sequenceof123 {
public static void main(String args[]) {

Scanner in = new Scanner(System.in);
boolean output = true;

System.out.println("Enter the Size : ");
int size = in.nextInt();

int[] input = new int[size];
System.out.println("Enter the Array Values : ");

for (int i = 0; i < input.length; i++) {
input[i] = in.nextInt();
}

int count = 0;
for (int i = 0; i < input.length - 2; i++) {
if (input[i] == 1 && input[i + 1] == 2 && input[i + 2] == 3) {
count++;
}
}

if (count >= 1) {
output = true;
} else {
output = false;
}

System.out.println("Output Status is " + output);

}
}