p243 第二题

/*设计函数 chline (ch,x,y),实现指定字符在i列到j列的输出，并用一个简单的驱动程序测试该函数*/
#include <stdio.h>
void chline (char a,int b,int c);
int main ()
{
int i,j;
char ch;
printf ("Please enter char:\n");
scanf ("%c",&ch);
// printf ("%c",&ch);
printf ("\n");
printf ("Please enter i,j:\n");
scanf ("%d %d",&i,&j);
printf ("\n");
chline (ch,i,j);
}


void chline (char a,int b,int c)
{
int m;
  //int b,c,m;
  //char a;
  for (m=0;m<30;m++)
  printf ("*");
  printf ("\n");
  for (m=0;m<b;m++)
  printf (" ");
  for (m=b;m<c;m++)
  printf ("%c",a);
  printf ("\n");
}