lt317.c

经典c语言书

# include "stdio.h"
void main( )
{ int i,j,a;
 char s;
 i=1;
 for(i=i;i<=8;i++)
 {
	 printf("%s\n"," ");
     for(a=1;a<=10-i;a++)
		 printf("%s"," ");
         for (j=1;j<=i*2-1;j++)
		 {
			 printf ("%d",i);
			 if (j>i*2-1)
				 printf ("%s\n"," ");
		 }
 }
 scanf ("%c",&s);
}