low_level_programming – 0x01-variables_if_else_while part 1

0x01-variables_if_else_while

0-positive_or_negative.c

#include <stdlib.h>
#include <time.h>
#include <stdio.h>

/**
 * main - Prints a random number and states whether
 * it is positive, negative, or zero.
 *
 * Return: Always 0.
 */
int main(void)
{
	int n;

	srand(time(0));
	n = rand() - RAND_MAX / 2;
	/* your code goes there*/
	if (n > 0)
		printf("%d is positive\n", n);
	else if (n < 0)
		printf("%d is negative\n", n);
	else
		printf("%d is zero\n", n);

	return (0);
}

1-last_digit.c

#include <stdlib.h>
#include <time.h>
#include <stdio.h>

/**
 * main - Prints the last digit of a randomly generated number
 * and whether it is greater than 5, less than 6, or 0.
 *
 * Return: Always 0.
 */

int main(void)
{
	int n;

	srand(time(0));
	n = rand() - RAND_MAX / 2;
	/* your code goes there*/

	if ((n % 10) > 5)
	{
		printf("Last digit of %d is %d and is greater than 5\n", n, n % 10);
	}
	else if ((n % 10) < 6 && (n % 10) != 0)
	{
		printf("Last digit of %d is %d and is less than 6 and not 0\n", n, n % 10);
	}
	else
	{
		printf("Last digit of %d is %d and is 0\n", n, n % 10);
	}

	return (0);
}

2-print_alphabet.c

#include <stdio.h>

/**
 * main - Prints the alphabet in lowercase.
 *
 * Return: Always 0.
 */
int main(void)
{
	char letter;

	for (letter = 'a'; letter <= 'z'; letter++)
		putchar(letter);

			putchar('\n');

			return (0);
}

3-print_alphabets.c

#include  <stdio.h>

/**
 * main - Prints the alphabet in lowercase, and then in uppercase.
 *
 * Return: Always 0.
 */
int main(void)
{
	char letter;

	for (letter = 'a'; letter <= 'z'; letter++)
		putchar(letter);

	for (letter = 'A'; letter <= 'Z'; letter++)
		putchar(letter);

	putchar('\n');

	return (0);
}

4-print_alphabt.c

#include <stdio.h>

/**
 * main - Prints the alphabet in lowercase, except for q and e.
 *
 * Return: Always 0.
 */
int main(void)
{
	char letter;

	for (letter = 'a'; letter <= 'z'; letter++)
	{
		if (letter != 'e' && letter != 'q')
			putchar(letter);
	}

	putchar('\n');

	return (0);
}

5-print_numbers.c

#include <stdio.h>

/**
 * main - Prints all single digit numbers of base 10 starting from 0.
 *
 * Return: Always 0.
 */
int main(void)
{
	int num;

	for (num = 0; num < 10; num++)
		printf("%d", num);

	printf("\n");

	return (0);
}

6-print_numberz.c

#include <stdio.h>

/**
 * main - Prints all single digit numbers of base 10 starting from 0,
 * only using putchar and without char variables.
 *
 * Return: Always 0.
 */
int main(void)
{
	int num;

	for (num = 0; num < 10; num++)
		putchar((num % 10) + '0');

	putchar('\n');

	return (0);
}

7-print_tebahpla.c

#include <stdio.h>

/**
 * main - Prints the lowercase alphabet in reverse.
 *
 * Return: Always 0.
 */
int main(void)
{
	char letter;

	for (letter = 'z'; letter >= 'a'; letter--)
		putchar(letter);

	putchar('\n');

	return (0);
}

README.md

Create a readme.md file with

echo 'whatever you want to use to describe your work' > README.md

See Part 2: low_level_programming – 0x01-variables_if_else_while part 2

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