Thursday 31 August 2017

Number Pattern - 51

1
3 2
4 5 6
10 9 8 7
11 12 13 14 15


#include<stdio.h>


int main()
{
  int i,j,k,l;
  for(k=i=1;i<=5;i++)
  {
    l=k+i-1;
    for(j=1;j<=i;j++)
    {
      if(i%2==1)
        printf("%d ",k);
      else
        printf("%d ",l);
      k++;
      l--;
    }
    printf("\n");
  }
  return 0;
}

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