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`/*******************************************************`

`Statement - Accept a list of data items and find the second largest and second smallest elements in it.`

`Programmer - Vineet Choudhary`

`Written For - https://turboc.codeplex.com`

`*******************************************************/`

`/* Accept a list of data items and find the second`

`largest and second smallest elements in it. And also computer the average`

`of both. And search for the average value whether it is present in the`

`array or not. Display appropriate message on successful search. */`

`#include <stdio.h>`

`#include <conio.h>`

`void main ()`

`{`

`int number[30];`

`int i,j,a,n,counter,ave;`

`clrscr();`

`printf ("Enter the value of N\n");`

`scanf ("%d", &n);`

`printf ("Enter the numbers \n");`

`for (i=0; i<n; ++i)`

`scanf ("%d",&number[i]);`

`for (i=0; i<n; ++i)`

`{`

`for (j=i+1; j<n; ++j)`

`{`

`if (number[i] < number[j])`

`{`

`a = number[i];`

`number[i] = number[j];`

`number[j] = a;`

`}`

`}`

`}`

`printf ("The numbers arranged in descending order are given below\n");`

`for (i=0; i<n; ++i)`

`{`

`printf ("%d\n",number[i]);`

`}`

`printf ("The 2nd largest number is = %d\n", number[1]);`

`printf ("The 2nd smallest number is = %d\n", number[n-2]);`

`ave = (number[1] +number[n-2])/2;`

`counter = 0;`

`for (i=0; i<n; ++i)`

`{`

`if (ave == number[i])`

`{`

`++counter;`

`}`

`}`

`if (counter == 0 )`

`printf ("The average of %d and %d is = %d is not in the array\n", number[1], number[n-2], ave);`

`else`

`printf ("The average of %d and %d in array is %d in numbers\n",number[1], number[n-2], counter);`

`getch();`

`} /* End of main() */`

`/*-------------------------------------------------------`

`Output`

`Enter the value of N`

`6`

`Enter the numbers`

`30`

`80`

`10`

`40`

`70`

`90`

`The numbers arranged in descending order are given below`

`90`

`80`

`70`

`40`

`30`

`10`

`The 2nd largest number is = 80`

`The 2nd smallest number is = 30`

`The average of 80 and 30 is = 55 is not in the array`

`-------------------------------------------------------*/`

Last edited Dec 11, 2015 at 11:55 AM by vineetchoudhary, version 1