Discussion About Pascal Triangle 1

This is Discussion thread about Pascal Triangle 1

#include<stdio.h>
int main(){
int i,j,k,n,c;
scanf("%d",&n);
if(n<11)
{
for(i=0;i<n;i++)
{
c=1;
for(k=1;k<=n-1;k++)
{
printf(" “);
}
for(j=0;j<=i;j++)
{
printf(”%d",c);
c=(c*(i-j)/(j+1));
}
printf("\n");
}
return 0;
}
else
printf(“Invalid”);
}
whats wrong in my code