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Java interview Program to find second smallest number in an integer array without sorting the elements.


  1. package com.instanceofjava;
  2. class SecondSmallestNumber{
  3.  
  4. int[] x ={10,11,12,13,14,6,3,-1};
  5.  
  6.         int small=x[0];
  7.  
  8.  for(int i=0;i<x.length;i++)
  9.  {
  10.         if(x[i]<small)
  11.         {
  12.         small=x[i];
  13.         }
  14.  }
  15.  
  16.    int sec_Small=x[0];
  17.  
  18. for(int i=0;i<x.length;i++)
  19.  {
  20.         if(x[i]<sec_Small && x[i]!=small)
  21.         {
  22.         sec_Small=x[i];
  23.         }
  24.   }
  25.  
  26.         System.out.println("Second Smallest Number: "sec_Small);
  27.         }
  28. }



Output:
 
  1. Second Smallest Number:3

Java interview  Program to find second Smallest number in an integer array by sorting the elements.


  1. package com.instanceofjava;
  2. class SecondSmallestNumber{
  3.  
  4. public static void main(String args[])
  5.  
  6. int numbers[] = {6,3,37,12,46,5,64,21};
  7.  
  8.   Arrays.sort(numbers);
  9.  
  10.   System.out.println("Smallest Number: "+numbers[0]);
  11.   System.out.println("Second Smallest Number: "+numbers[1]);

  12.  }
  13.  
  14. }




Output:
 
  1. Smallest Number: 3
  2. Second Smallest Number: 5



Instance Of Java

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