Free Programming Source Codes and Computer Programming Tutorials: January 2023

Tuesday, January 31, 2023

Factorial a Number Using Recursion in JavaScript

Factorial a Number Using a Recursion in JavaScript

A program to compute the factorial of a number using the principle of recursion in JavaScript programming language.

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Program Listing

function factorial_number(a) {

if (a===1) {

return a

}

const preceding = a-1

return a* factorial_number(preceding)

}

console.log(factorial_number(5))

What is the first online chat system?

Monday, January 30, 2023

Do-While Loop - Accumulator in C

A simple program to demonstrate how to declare do while looping statement and accumulator of number using C programming language.

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Program Listing

#include <stdio.h>

main()

{

int sum=0,i=0;

printf("\n Do-While Loop - Accumulator in C");

i = 1;

sum=0;

do {

printf("\n %d",i);

sum=sum+i;

i++;

} while (i<=8);

printf("\n");

printf("\n The sum: %d",sum);

printf("\n\nEnd of Program\n");

}

Sunday, January 29, 2023

Product of Two Numbers in Rust

Machine Problem

Write a program to multiply the value of 6 and 2 and then it will display the results on the screen.

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Program Listing

/* multiply.rs

Author : Mr. Jake Rodriguez Pomperada, MAED-IT, MIT

Date : January 3, 2023 Tuesday 12:08 PM

Address : #25-31 Victoria Malaga Street Eroreco Subdivision 6100 Bacolod City, Negros Occidental Philippines

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fn main()

{

let a = 6;

let b = 2;

let multiply = a*b;

println!("\n\nThe Product of {0} and {1} is {2}.\n",a,b,multiply);

}

Odd and Even Numbers Using Functions and Pointers in C

A program that will ask the user to give a number and then the program will determine and check if the given number is an odd or even number using a functions and pointers using C programming language.

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Program Listing

#include <stdio.h>

/* function using pointers here */

char *odd_even(int num)

{

printf("\n\n");

if (num%2==0) {

printf("\t%d is an even number.",num);

} else {

printf("\t%d is an odd number.",num);

}

printf("\n\n");

}

int main()

{

int num=0;

printf("\n\n");

printf("\tOdd and Even Numbers Using Functions and Pointers in C\n\n");

printf("\tGive a Number : ");

scanf("%d",&num);

odd_even(num);//calling the function

return 0;

}

Odd and Even Numbers Using Function in C

A program that will ask the user to give a number and then the program will determine and check if the given number is an odd or even number using a function using C programming language.

My email address is the following jakerpomperada@gmail.com, jakerpomperada@aol.com, and jakerpomperada@yahoo.com.
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=================================================

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You can buy my book in introduction to computer networking at 
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Jake Pomperada

09173084360

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Thank you very much for your support.

Program Listing

#include <stdio.h>

/* function here */

int odd_even(int num)

{

printf("\n\n");

if (num%2==0) {

printf("\t%d is an even number.",num);

} else {

printf("\t%d is an odd number.",num);

}

printf("\n\n");

}

int main()

{

int num=0;

printf("\n\n");

printf("\tOdd and Even Numbers Using Function in C\n\n");

printf("\tGive a Number : ");

scanf("%d",&num);

odd_even(num);//calling the function

return 0;

}

Saturday, January 28, 2023

Gets Command in C

A program to demonstrate how to use gets command in C programming language.

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=================================================

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Program Listing

#include <stdio.h>

int main()

{

char user_name[100];

printf("\n\n");

printf("\tGets Command in C\n\n");

printf("\tGive your complete name : ");

gets(user_name);

printf("\n\n");

printf("\tHello %s. Nice to meet you.",user_name);

printf("\n\n");

printf("\tEnd of Program\n");

printf("\n\n");

}

Paano Nakakuha Ng Experience Sa Computer Programming Kung Ikaw Ay Isang ...

Friday, January 27, 2023

Addition and Divide Two Numbers in C

A program to ask the user to give two numbers and then the program will compute the sum and quotient of the two numbers and display the results on the screen using C programming language.

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=================================================

You can buy my C++ book online at  

https://www.mindshaperspublishing.com/product/beginners-guide-to-c-programming/

You can buy my book in introduction to computer networking at 
https://www.unlimitedbooksph.com/product-page/introduction-to-computer-networking

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Jake Pomperada

09173084360

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Thank you very much for your support.

Program Listing

#include <stdio.h>

int a=0,b=0;

int sum=0,divide=0;

int main()

{

printf("\n\n");

printf("\tAddition and Divide Two Numbers in C\n\n");

printf("\tEnter Two Numbers : ");

scanf("%d%d",&a,&b);

printf("\n\n");

sum = (a+b);

divide = (a/b);

printf("\n");

printf("\tThe sum of %d and %d is %d.\n\n",a,b,sum);

printf("\tThe quotient of %d and %d is %d.\n",a,b,divide);

printf("\n\n");

printf("\tEnd of Program");

printf("\n\n");

}

Thursday, January 26, 2023

Hello World in C Without Semicolon

A program to display hello world on the screen without using semicolon using C programming language.

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=================================================

You can buy my C++ book online at  

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You can buy my book in introduction to computer networking at 
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Jake Pomperada

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Program Listing

#include <stdio.h>

int main()

{

if(printf("Hello World in C Without Semicolon"))

{

}

return 0;

}