public class InterviewBitDiamondNumber{
public static void diamondNumberDisplay(int maxNum){
for (int i = 1; i <= maxNum; i++){
int n = maxNum;
for (int j = 1; j<= n - i; j++) {
System.out.print(" ");
}
for (int k = i; k >= 1; k--) {
System.out.print(k);
}
for (int l = 2; l <= i; l++) {
System.out.print(l);
}
System.out.println();
}
for (int i = maxNum-1; i >= 1; i--){
int n = maxNum-1;
for (int j = 0; j<= n - i; j++) {
System.out.print(" ");
}
for (int k = i; k >= 1; k--){
System.out.print(k);
}
for (int l = 2; l <= i; l++){
System.out.print(l);
}
System.out.println();
}
}
public static void main(String[] args) {
int n = 5;
diamondNumberDisplay(n);
}
}
Output:
1
212
32123
4321234
543212345
4321234
32123
212
1
