CPTTRN2 - Character Patterns (Act 2)

PROBLEM LINK: http://www.spoj.com/problems/CPTTRN2/

#include<iostream>
int main()
{
   int t;
   int l,c,i=0,j=0;
   scanf("%d",&t);
   while(t--){
    scanf("%d %d",&l,&c);

    for(i=0;i<l;i++){
  for(j=0;j<c;j++){
    if(i==0 || i==l-1)
    printf("*");
else if(j>0&&j<c-1)
    printf(".");
    else
    printf("*");
  }
  printf("\n");} printf("\n");}
   return 0;}