# 查找正方形和矩形的周长/周长的程序

## 本文概述

``````C = 4 * a
where a is the side length.``````

``````input: 4
output: 16

input: 3
output: 12``````

## C ++

``````//CPP program to find
//Circumference of a square
#include <bits/stdc++.h>
using namespace std;

int Circumference( int a)
{
return 4 * a;
}

//Driver Code
int main()
{
int a = 5;
cout <<"Circumference of"
<<" a square is "
<<Circumference(a);
return 0;
}

//This code is contributed
//by mohitw16``````

## Java

``````//Java program to find
//Circumference of a square

import java.io.*;
class GFG
{
int Circumference( int a)
{
return 4 * a;
}

//Driver code
public static void main(String args[])
{
GFG obj = new GFG();
int a = 5 ;
System.out.println( "Circumference of " +
"a square is " +
obj.Circumference(a));
}
}

//This code is contributed
//by Anshika Goyal.``````

## Python3

``````# Python3 Program to find
# Circumference of a square

def Circumference(a):
return ( 4 * a)

# Driver code
a = 5
c = Circumference(a)
print ( "Circumference of a " +
"square is % d" % (c))``````

## C#

``````//C# program to find Circumference
//of a square
using System;

class GFG
{

static int Circumference( int a)
{
return 4 * a;
}

//Driver Code
public static void Main()
{
int a = 5;

Console.WriteLine( "Circumference" +
" of a square is " +
Circumference(a));
}
}

//This code is contributed by vt_m.``````

## 的PHP

``````<?php
//PHP program to find
//Circumference of a square

function Circumference( \$a )
{
return 4 * \$a ;
}

//Driver Code
\$a = 5;
echo "Circumference of a " .
"square is " , Circumference( \$a );

//This code is contributed by ajit
?>``````

``Circumference Of a square is 20``

``````C = 2 * (l + W)
where l is the length and W is the width.``````

``````input: 2 4
output: 12

input: 4 6
output: 20``````

## C ++

``````//C++ Program to find
//Circumference of a rectangle
#include <iostream>
using namespace std;

int Circumference( int l, int w)
{
return (2 * (l + w));
}

//Driver code
int main()
{
int l = 8, w = 4;

int c = Circumference(l, w);

cout <<"Circumference of a"
<<" rectangle is "
<<c <<endl;

return 0;
}

//This code is contributed by vt_m.``````

## Python3

``````# Python Program to find
# Circumference of a rectangle

def Circumference(l, w):
return ( 2 * (l + w))

# Driver code
l = 8
w = 4
c = Circumference(l, w)
print ( "Circumference of a" +
" rectangle is % d" % (c))``````

## Java

``````//java Program to find
//Circumference of a rectangle
import java.io.*;

class GFG
{

static int Circumference( int l, int w)
{
return ( 2 * (l + w));
}

//Driver code
static public void main(String[] args)
{
int l = 8 , w = 4 ;

int c = Circumference(l, w);

System.out.println( "Circumference of " +
"a rectangle is " + c);
}
}

//This code is contributed by vt_m.``````

## C#

``````//C# Program to find
//circumference of a rectangle
using System;

class GFG
{

static int Circumference( int l, int w)
{
return (2 * (l + w));
}

//Driver code
static public void Main()
{
int l = 8, w = 4;

int c = Circumference(l, w);

Console.WriteLine( "Circumference of " +
"a rectangle is " + c);
}
}

//This code is contributed by vt_m.``````

## 的PHP

``````<?php
//Php Program to find
//Circumference of a rectangle

function Circumference( \$l , \$w )
{
return (2 * ( \$l + \$w ));
}

//Driver code
\$l = 8; \$w = 4;

\$c = Circumference( \$l , \$w );

echo "Circumference of a " .
"rectangle is " , \$c , "\n" ;

//This code is contributed by aj_36.
?>``````

``Circumference of a rectangle is 24``

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