Answer Posted / balaji ganesh

main()
{
int a[20][20],i,j,n;
clrscr();
a[0][0]=1;
scanf("%d",&n,printf("enter how many rows you want:"));
for(i=0;i<n;i++)
{a[i][0]=1;a[i][i]=1;
for(j=1;j<i;j++)
a[i][j]=a[i-1][j-1]+a[i-1][j];
}
for(i=0;i<n;i++)
{printf("\n\n");
for(j=0;j<=i;j++)
printf("%d ",a[i][j]);
}
getch();
}



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