function distance(x1, y1, x2, y2)

    dx ← x2 - x1

    dy ← y2 - y1

    dist ← sqrt(dx^2 + dy^2)

    return dist

end function

// Example usage:

x1 ← 3

y1 ← 4

x2 ← 7

y2 ← 1

result ← distance(x1, y1, x2, y2)

print result  // Output: 5

import math

def distance(x1, y1, x2, y2):

    dx = x2 - x1

    dy = y2 - y1

    dist = math.sqrt(dx**2 + dy**2)

    return dist

# Example usage

x1, y1 = 3, 4

x2, y2 = 7, 1

result = distance(x1, y1, x2, y2)

print(result)  # Output: 5.0

public class Main {

    public static double distance(int x1, int y1, int x2, int y2) {

        int dx = x2 - x1;

        int dy = y2 - y1;

        return Math.sqrt(dx * dx + dy * dy);

    }

    public static void main(String[] args) {

        int x1 = 3, y1 = 4;

        int x2 = 7, y2 = 1;

        double result = distance(x1, y1, x2, y2);

        System.out.println(result);  // Output: 5.0

    }

}

#include <iostream>

#include <cmath>

using namespace std;

double distance(int x1, int y1, int x2, int y2) {

    int dx = x2 - x1;

    int dy = y2 - y1;

    return sqrt(dx * dx + dy * dy);

}

int main() {

    int x1 = 3, y1 = 4;

    int x2 = 7, y2 = 1;

    double result = distance(x1, y1, x2, y2);

    cout << result << endl;  // Output: 5

    return 0;

}