Collatz Program

/*Collatz*/

#include <stdio.h>

int main() {
    int number, pid;

    printf("Insert number!");
    scanf("%d", &number);

    if (number > 0) {
        pid = fork();
    }
    else {
        printf("Number should be larger than 0!");
    }

    if (pid < 0) {
        printf("Could not create a child process!");
    }
    else if (pid == 0) {
        // Child process

        printf("%d ", number);
        while (number != 1) {
            if (number %2 == 0) {
                // Even number
                number /= 2;
            }
            else {
                // Odd number
                number = (3 * number) + 1;
            }
            printf("%d ", number);
        }
    }
    else {
        // Parent process

        printf("Process complete!");
        wait(NULL);
    }

    return 0;
}