GaganAjayBansal

public class GaganAjayBansal {
    public static void main(String[] args) {
        for (int i = 1; i <= 7; i++) {
            int val= 0; // value to be printed
            int count = 1; // used for logic
            for (int j = 1; j <= i+i-1; j++) {
                if (count <= i) {
                    val++;
                } else {
                    val--;
                }
                System.out.print(val + " ");
                count++;
            }
            System.out.println();
        }
    }
}