一篇关于for循环的简单题练习，

package practice;

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

7、

     *
     **
     *  *
     *   *
     *****

for (int i = 1; i <= 5; i++) {
for (int j = 1; j <= i; j++) {
if(i==5||j==1||i==j){
System.out.print("*");
}else{
System.out.print(" ");
}
}
System.out.println();
}

}

}