Given a speed in km/hr, Convert it to m/hr and m/hr to km/hr.
Examples:
Input : 150 (km/hr) Output : 93.21 Input : 100 (m/hr) Output : 160.92693917
The conversion formula for kph to mph is –
1 kilo-meter = 0.621371192 miles
The conversion formula for mph to kph is –
1 miles = 1.60934 kilo-meter
C++
// Cpp program for conversion of // kmph to mph and vice versa #include <bits/stdc++.h> using namespace std;
// Function to convert kmph to mph double kmphTOmph( double kmph)
{ return 0.6214 * kmph;
} // Function to convert mph to kmph double mphTOkmph( double mph)
{ return mph * 1.60934;
} // Driver code to check the above function int main()
{ double kmph = 150;
double mph = 100;
cout << "the speed in mph is " << kmphTOmph(kmph) << endl;
cout << "the speed in kmph is " << mphTOkmph(mph);
return 0;
} |
Java
// Java program for the conversion // kmph to mph and vice versa import java.io.*;
class GFG {
// Function to convert kmph to mph
static double kmphTOmph( double kmph)
{
return 0.6214 * kmph;
}
// Function to convert mph to kmph
static double mphTOkmph( double mph)
{
return mph * 1.60934 ;
}
// Driver code to check the above function
public static void main(String[] args)
{
double kmph = 150 ;
double mph = 100 ;
System.out.println( "speed in miles/hr is " + kmphTOmph(kmph));
System.out.println( "speed in km/hr is " + mphTOkmph(mph));
}
} |
Python
# Python program for the conversion # kmph to mph and vice versa # Function to convert kmph to mph def kmphTOmph(kmph):
mph = 0.6214 * kmph
return mph
# Function to convert mph to kmph def mphTOkmph(mph):
kmph = ( float )(mph * 1.60934 )
return kmph
kmph = 150 mph = 100
print "speed in miles / hr is " , kmphTOmph(kmph)
print "speed in km / hr is " , mphTOkmph(mph)
|
C#
// C# program for the conversion // kmph to mph and vice versa using System;
class GFG {
// Function to convert kmph to mph
static double kmphTOmph( double kmph)
{
return 0.6214 * kmph;
}
// Function to convert mph to kmph
static double mphTOkmph( double mph)
{
return mph * 1.60934;
}
// Driver code to check the above function
public static void Main()
{
double kmph = 150;
double mph = 100;
Console.WriteLine( "speed in miles/hr is " + kmphTOmph(kmph));
Console.WriteLine( "speed in km/hr is " + mphTOkmph(mph));
}
} // This code is contributed by vt_m |
PHP
<?php // PHP program for conversion of // kmph to mph and vice versa // Function to convert // kmph to mph function kmphTOmph( $kmph )
{ return 0.6214 * $kmph ;
} // Function to convert // mph to kmph function mphTOkmph( $mph )
{ return $mph * 1.60934;
} // Driver Code
$kmph = 150;
$mph = 100;
echo "speed in mph is " ,
kmphTOmph( $kmph ), "\n" ;
echo "speed in kmph is " ,
mphTOkmph( $mph );
// This code is contributed by anuj_67. ?> |
Javascript
<script> // javascript program for the conversion // kmph to mph and vice versa // Function to convert kmph to mph function kmphTOmph(kmph)
{ return (0.6214 * kmph);
} // Function to convert mph to kmph function mphTOkmph(mph)
{ return (1.60934 * mph) ;
} // Driver Code var kmph = 150
var mph = 100
document.write( "speed in miles/hr is " + kmphTOmph(kmph) + "<br>" );
document.write( "speed in km/hr is " + mphTOkmph(mph));
// This code is contributed by bunnyram19.
</script> |
Output:
speed in miles/hr is 93.21 speed in km/hr is 160.934
Time Complexity: O(1), as we are not using any loops or recursion.
Auxiliary Space: O(1), as we are not using any extra space.