2023-03-28 18:51:14
public class Main {
public static void main(String[] args) {
int rows = 9;
for (int i = 0; i <= rows; i++) {
for (int j = 1; j <= (rows - i) * 2; j++) {
System.out.print(" ");
}
for (int k = i; k >= 0; k--) {
System.out.print(" " + k);
}
for (int l = 1; l <= i; l++) {
System.out.print(" " + l);
}
System.out.println();
}
}
}
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