For循环例题

打印一个菱形。7行以上。

package class01;

public class Rhombus {

public static void main(String[] args) {
for (int i = 1; i <= 6; i++) {
for (int k = 1; k < 7 - i; k++) {
System.out.print(" ");
}
for (int j = 0; j < 2 * i - 1; j++) {
System.out.print("*");
}
System.out.println();
}
for (int m = 1; m <= 6; m++) {
for (int n = 1; n<=m; n++) {
System.out.print(" ");
}
for (int s = 1; s<=11-2*m ; s++) {
System.out.print("*");
}
System.out.println();
}
}

}