Answer Posted / vignesh1988i

#include<stdio.h>
#include<conio.h>
void main()
{
int n,i,j,k;
printf("enter the no. of lines :");
scanf("%d",&n);
for(i=1;i<=(n*2-1);i++)
{
if(!(i^1)|| !(i^(n*2-1)))
{
for(j=1;j<=(n*2-1);j++)
printf("*");
}
else
{
if(i<=n)
{
for(j=1;j<=n-i;j++)
printf("*");
for(k=1;k<(2*i);k++)
printf(" ");
for(j=n-i;j>=0;j--)
printf("*");
}
else
{
for(j=1;j<=(i-n+1);j++)
printf("*");
for(j=k-3;k<=(2*n-1);k++)
printf(" ");
for(j=i-n+1;j>0;j--)
printf("*");
}
}
getch();
}


i think this may work

thank u

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