A
                    BBB
                   CCCCC
                  DDDDDDD
                 EEEEEEEEE
                              如题,用循环结构编写 ,谢谢~````````````````
                                      本人菜鸟,尽量详细~``````````````

#include<stdio.h>
main()
{
    int i,j,z,x,n;
    char a='A';
    scanf("%d",&n);   
    x=1+(n-1)*2;      
    for(z=1;z<=n;z++,a++)   
    {
        j=1+(z-1)*2;   
           for(i=1;i<=(x-j)/2;i++)  
            printf(" ");
           for(i=1;i<=j;i++)
               printf("%c",a);
        printf("\n");
    }
}


运行结果图：

谢谢 ~``````````

谢谢 ~`````

LZ也太抠了，问题虽然简单也给点分嘛

呵呵,下一次一定~~~~~