3.27.2017

Spiral Continuous two digit number pattern C Program

Q. Write a C program to make a Spiral tow digit number pattern as :

     1 2
     4 3
     5 6
     8 7
     9 10
    12 11

Ans.

Process of Spiral Continuous two digit number pattern C Program
Figure: Spiral Continuous two digit number
pattern C Program

/*spiral continuous tow digit number pattern C program source code*/
#include<stdio.h>
int main()
{
 int num,r,c,p,q,x=1;
 printf("Enter No. Of Rows : ");
 scanf("%d", &num);

 printf(" 1 2\n");
 for(r=1; r<num ;r++)
 {
   if(r%2==0)
   {
     p=x+2;
     for(c=1; c<=2; c++,x++,p++)
         printf(" %d ",p);
   }
   else
   {
      q=x+3;
      for(c=1; c<=2; c++,x++,q--)
          printf(" %d ",q);
   }
   printf("\n");
 }
 getch();
 return 0;
}



/************************
The output of above spiral continuous tow digit number pattern program would be:
*************************/
screen shot of Spiral Continuous two digit number pattern C Program
Screen shot : Spiral Continuous two digit number pattern
 C Program Output

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