1. c++编程打印以下图案. A BBB CCCCC DDDDDDD CCCCC BBB A
#include<stdlib.h>
#include<iostream>
usingnamespacestd;
#defineN7
#defineX((N/2-abs(N/2-i))*2+1)
#defineH((N/2-abs(N/2-i))+'A')
voidmain(){inti,j;
for(i=0;i<N;i++){
for(j=0;j<X;j++)cout<<(char)H;
cout<<endl;
}
}