Find the smallest and second smallest element in an array

Here given code implementation process.

``````//C Program
//Find the smallest and second smallest element in an array
#include <stdio.h>

#include <limits.h>

void find_smallest(int arr[], int size)
{
if (size < 2)
{
return;
}
else
{
//Variable which is used to store the result
int first = INT_MAX;
int second = INT_MAX;
for (int i = 0; i < size; i++)
{
//compare the array element values
if (first > arr[i])
{
if (second > first)
{
second = first;
}
first = arr[i];
}
else if (second > arr[i])
{
second = arr[i];
}
}
//Display result
printf("First smallest : %d\n", first);
printf("Second smallest  : %d\n", second);
}
}
int main()
{
//Define collection of array elements
int arr[] = {
10 , 3 , 44 , 86 , 8 , 9 , 4 , 5 , 7
};
//Get the size of array
int size = sizeof(arr) / sizeof(arr[0]);
find_smallest(arr, size);
return 0;
}``````

Output

``````First smallest : 3
Second smallest  : 4``````
``````/*
Java Program
Find the smallest and second smallest element in an array
*/
class MyArray
{
public void find_smallest(int[] arr, int size)
{
if (size <= 1)
{
return;
}
else
{
//Variable which is used to store the result
int first = Integer.MAX_VALUE;
int second = Integer.MAX_VALUE;
for (int i = 0; i < size; i++)
{
//compare the array element values
if (first > arr[i])
{
if (second > first)
{
second = first;
}
first = arr[i];
}
else if (second > arr[i])
{
second = arr[i];
}
}
//Display result
System.out.print("First smallest : " + first + "\n");
System.out.print("Second smallest  : " + second + "\n");
}
}
public static void main(String[] args)
{
MyArray obj = new MyArray();
//Define collection of array elements
int[] arr = {
10,
3,
44,
86,
8,
9,
4,
5,
7
};
//Get the size of array
int size = arr.length;
obj.find_smallest(arr, size);
}
}``````

Output

``````First smallest : 3
Second smallest  : 4``````
``````//Include header file
#include <iostream>

#include<limits.h>

using namespace std;
/*
C++ Program
Find the smallest and second smallest element in an array
*/
class MyArray
{
public: void find_smallest(int arr[], int size)
{
if (size <= 1)
{
return;
}
else
{
//Variable which is used to store the result
int first = INT_MAX;
int second = INT_MAX;
for (int i = 0; i < size; i++)
{
//compare the array element values
if (first > arr[i])
{
if (second > first)
{
second = first;
}
first = arr[i];
}
else if (second > arr[i])
{
second = arr[i];
}
}
//Display result
cout << "First smallest : " << first << "\n";
cout << "Second smallest  : " << second << "\n";
}
}
};
int main()
{
MyArray obj = MyArray();
int arr[] = {
10 , 3 , 44 , 86 , 8 , 9 , 4 , 5 , 7
};
//Get the size of array
int size = sizeof(arr) / sizeof(arr[0]);
obj.find_smallest(arr, size);
return 0;
}``````

Output

``````First smallest : 3
Second smallest  : 4``````
``````//Include namespace system
using System;
/*
C# Program
Find the smallest and second smallest element in an array
*/
class MyArray
{
public void find_smallest(int[] arr, int size)
{
if (size <= 1)
{
return;
}
else
{
//Variable which is used to store the result
int first = int.MaxValue;
int second = int.MaxValue;
for (int i = 0; i < size; i++)
{
//compare the array element values
if (first > arr[i])
{
if (second > first)
{
second = first;
}
first = arr[i];
}
else if (second > arr[i])
{
second = arr[i];
}
}
//Display result
Console.Write("First smallest : " + first + "\n");
Console.Write("Second smallest  : " + second + "\n");
}
}
public static void Main(String[] args)
{
MyArray obj = new MyArray();
int[] arr = {
10 , 3 , 44 , 86 , 8 , 9 , 4 , 5 , 7
};
//Get the size of array
int size = arr.Length;
obj.find_smallest(arr, size);
}
}``````

Output

``````First smallest : 3
Second smallest  : 4``````
``````<?php
/*
Php Program
Find the smallest and second smallest element in an array
*/
class MyArray
{
public	function find_smallest( \$arr, \$size)
{
if (\$size <= 1)
{
return;
}
else
{
//Variable which is used to store the result
\$first = PHP_INT_MAX;
\$second = PHP_INT_MAX;
for (\$i = 0; \$i < \$size; \$i++)
{
//compare the array element values
if (\$first > \$arr[\$i])
{
if (\$second > \$first)
{
\$second = \$first;
}
\$first = \$arr[\$i];
}
else if (\$second > \$arr[\$i])
{
\$second = \$arr[\$i];
}
}
echo "First smallest : ". \$first ."\n";
echo "Second smallest  : ". \$second ."\n";
}
}
}

function main()
{
\$obj = new MyArray();
//Define collection of array elements
\$arr = array(10, 3, 44, 86, 8, 9, 4, 5, 7);
//Get the size of array
\$size = count(\$arr);
\$obj->find_smallest(\$arr, \$size);
}
main();``````

Output

``````First smallest : 3
Second smallest  : 4``````
``````/*
Node Js Program
Find the smallest and second smallest element in an array
*/
class MyArray
{
find_smallest(arr, size)
{
if (size <= 1)
{
return;
}
else
{
//Variable which is used to store the result
var first = Number.MAX_VALUE;
var second = Number.MAX_VALUE;
for (var i = 0; i < size; i++)
{
//compare the array element values
if (first > arr[i])
{
if (second > first)
{
second = first;
}
first = arr[i];
}
else if (second > arr[i])
{
second = arr[i];
}
}
process.stdout.write("First smallest : " + first + "\n");
process.stdout.write("Second smallest  : " + second + "\n");
}
}
}

function main()
{
var obj = new MyArray();
//Define collection of array elements
var arr = [10, 3, 44, 86, 8, 9, 4, 5, 7];
//Get the size of array
var size = arr.length;
obj.find_smallest(arr, size);
}
main();``````

Output

``````First smallest : 3
Second smallest  : 4``````
``````import sys
#
#   Python 3 Program
#   Find the smallest and second smallest element in an array

class MyArray :
def find_smallest(self, arr, size) :
if (size <= 1) :
return
else :
# Variable which is used to store the result
first = sys.maxsize
second = sys.maxsize
i = 0
while (i < size) :
# compare the array element values
if (first > arr[i]) :
if (second > first) :
second = first

first = arr[i]

elif(second > arr[i]) :
second = arr[i]

i += 1

print("First smallest : ", first )
print("Second smallest  : ", second )

def main() :
obj = MyArray()
# Define collection of array elements
arr = [10, 3, 44, 86, 8, 9, 4, 5, 7]
# Get the size of array
size = len(arr)
obj.find_smallest(arr, size)

if __name__ == "__main__": main()``````

Output

``````First smallest :  3
Second smallest  :  4``````
``````#   Ruby Program
#   Find the smallest and second smallest element in an array

class MyArray

def find_smallest(arr, size)

if (size <= 1)

return
else

# Variable which is used to store the result
first = (2 ** (0. size * 8 - 2))
second = (2 ** (0. size * 8 - 2))
i = 0
while (i < size)

# compare the array element values
if (first > arr[i])

if (second > first)

second = first
end
first = arr[i]
elsif(second > arr[i])

second = arr[i]
end
i += 1
end
# Display result
print("First smallest : ", first ,"\n")
print("Second smallest  : ", second ,"\n")
end
end
end
def main()

obj = MyArray.new()
# Define collection of array elements
arr = [10, 3, 44, 86, 8, 9, 4, 5, 7]
# Get the size of array
size = arr.length
obj.find_smallest(arr, size)
end
main()``````

Output

``````First smallest : 3
Second smallest  : 4
``````
``````/*
Scala Program
Find the smallest and second smallest element in an array
*/
class MyArray
{
def find_smallest(arr: Array[Int], size: Int): Unit = {
if (size <= 1)
{
return;
}
else
{
//Variable which is used to store the result
var first: Int = Int.MaxValue;
var second: Int = Int.MaxValue;
var i: Int = 0;
while (i < size)
{
//compare the array element values
if (first > arr(i))
{
if (second > first)
{
second = first;
}
first = arr(i);
}
else if (second > arr(i))
{
second = arr(i);
}
i += 1;
}
//Display result
print("First smallest : " + first + "\n");
print("Second smallest  : " + second + "\n");
}
}
}
object Main
{
def main(args: Array[String]): Unit = {
var obj: MyArray = new MyArray();
//Define collection of array elements
var arr: Array[Int] = Array(10, 3, 44, 86, 8, 9, 4, 5, 7);
//Get the size of array
var size: Int = arr.length;
obj.find_smallest(arr, size);
}
}``````

Output

``````First smallest : 3
Second smallest  : 4``````
``````/*
Swift Program
Find the smallest and second smallest element in an array
*/
class MyArray
{
func find_smallest(_ arr: [Int], _ size: Int)
{
if (size <= 1)
{
return;
}
else
{
//Variable which is used to store the result
var first: Int = Int.max;
var second: Int = Int.max;
var i: Int = 0;
while (i < size)
{
//compare the array element values
if (first > arr[i])
{
if (second > first)
{
second = first;
}
first = arr[i];
}
else if (second > arr[i])
{
second = arr[i];
}
i += 1;
}
print("First smallest : ", first );
print("Second smallest  : ", second );
}
}
}
func main()
{
let obj: MyArray = MyArray();
//Define collection of array elements
let arr: [Int] = [10, 3, 44, 86, 8, 9, 4, 5, 7];
//Get the size of array
let size: Int = arr.count;
obj.find_smallest(arr, size);
}
main();``````

Output

``````First smallest :  3
Second smallest  :  4``````

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