Need optimised code for the below pattern in c language.

Question

1 1 1 2

3 2 2 2

3 3 3 4

Answer 1

#include <stdio.h>

int main()
{
    int r,i;
   printf("enter rows r:");
   scanf("%d",&r);
   for(i=1;i<=r;i++)
   {
     if(i%2==1)
     {
       printf("%d%d%d%d\n",i,i,i,i+1);
       }
     else
      { printf("%d%d%d%d\n",i+1,i,i,i);
       }
   }
return 0;
}

Comments

Thanks a lot, Kanth.