Tutorial 4 Computer Science [Updated 26.3.15]

######  ####### ######  #     #    #    ####### ###    #    #     #
#     # #       #     # #     #   # #      #     #    # #   ##    #
#     # #       #     # #     #  #   #     #     #   #   #  # #   #
######  #####   ######  ####### #     #    #     #  #     # #  #  #
#       #       #   #   #     # #######    #     #  ####### #   # #
#       #       #    #  #     # #     #    #     #  #     # #    ##
#       ####### #     # #     # #     #    #    ### #     # #     #

Coding ini dibuat hanya untuk rujukan.Bukannya untuk ditiru bulat².
Sila buat tutorial anda sendiri.Usaha tangga kejayaan.

/*Ingat yer,kalau nak print simbol "%" dalam C,kena buat mcm ni "%%" sebab nnti takut codeblock salah paham,nnti codeblock igt korg nak buat something mcm %i,%f,%c,%s pulak...*/


Question 1

#include<stdio.h>
int main(void)
{

    float weight,height,BMI;

    printf("Please enter your weight(kg) : ");
    scanf("%f",&weight);
    printf("\nPlease enter your height (m) : ");
    scanf("%f",&height);
    BMI=weight/(height*height);
    if (BMI<18.5)
        printf("\n\nYour BMI is %.2f.You are underweight",BMI);
    else if (BMI<25)
        printf("\nYour BMI is %.2f.You are normal",BMI);
    else if (BMI<30)
        printf("\nYour BMI is %.2f.You are overweight",BMI);
        else
        printf("Your BMI is %.2f.You are obese",BMI);

printf("\n\n _____ _           _      _     _ _____                 _ ");
printf("\n/  ___| |         (_)    | |   (_)  ___|               | |");
printf("\n\\ `--.| |__  _   _ _  ___| |__  _\\ `--. _   _  __ _  __| |");
printf("\n `--. \\ '_ \\| | | | |/ __| '_ \\| |`--. \\ | | |/ _` |/ _` |");
printf("\n/\\__/ / | | | |_| | | (__| | | | /\\__/ / |_| | (_| | (_| |");
printf("\n\\____/|_| |_|\\__,_|_|\\___|_| |_|_\\____/ \\__, |\\__,_|\\__,_|");
printf("\n                                         __/ |            ");
printf("\n                                        |___/             ");
printf("\n                                                          ");

        return 0;
}


Question 2

#include<stdio.h>
int main(void)
{
    int teacher;
    float total_purchase,tax,new_total,final_total,teacher_disc;

    printf("Is the buyer a teacher ? Enter \"1\" for true and \"0\" for false : ");
    scanf("%i",&teacher);
    printf("\nPlease enter the total purchase : ");
    scanf("%f",&total_purchase);

    //The printing starts here
    printf("\nTotal Purchase  %20.2f",total_purchase);
    if (teacher==1)
    {
        if (total_purchase>=100)
        {
            teacher_disc=0.12*total_purchase;
            printf("\nTeacher's discount (12%%)  %10.2f",teacher_disc);
        }
        else
        {
            teacher_disc=0.1*total_purchase;
            printf("\nTeacher's discount (10%%)  %10.2f",teacher_disc);
        }
        new_total=total_purchase-teacher_disc;
    }
    else
        new_total=total_purchase;
    tax=0.05*new_total;
    printf("\nSales tax (5%%)  %20.2f",tax);
    final_total=new_total-tax;
    printf("\nTotal  %29.2f",final_total);

printf("\n\n _____ _           _      _     _ _____                 _ ");
printf("\n/  ___| |         (_)    | |   (_)  ___|               | |");
printf("\n\\ `--.| |__  _   _ _  ___| |__  _\\ `--. _   _  __ _  __| |");
printf("\n `--. \\ '_ \\| | | | |/ __| '_ \\| |`--. \\ | | |/ _` |/ _` |");
printf("\n/\\__/ / | | | |_| | | (__| | | | /\\__/ / |_| | (_| | (_| |");
printf("\n\\____/|_| |_|\\__,_|_|\\___|_| |_|_\\____/ \\__, |\\__,_|\\__,_|");
printf("\n                                         __/ |            ");
printf("\n                                        |___/             ");
printf("\n                                                          ");

    return 0;
}



Question 3

#include<stdio.h>
int main(void)
{
    char initial1,initial2,initial3;
    float amount_due,days_due;

    printf("Please enter your initials (3) : \n");
    scanf("%c%c%c",&initial1,&initial2,&initial3);
    printf("\nPlease enter your amount due : ");
    scanf("%f",&amount_due);
    printf("\nPlease enter the number of days overdue : ");
    scanf("%f",&days_due);

    printf("\n\n%c%c%c,",initial1,initial2,initial3);
    if (days_due<=30)
        printf("your penalty is 5%% hence, you have to pay %.2f",1.05*amount_due);
    else if (days_due<=60)
        printf("your penalty is 12%% hence, you have to pay %.2f",1.12*amount_due);
    else
        printf("your penalty is 21%% hence, you have to pay %.2f",1.21*amount_due);

printf("\n\n _____ _           _      _     _ _____                 _ ");
printf("\n/  ___| |         (_)    | |   (_)  ___|               | |");
printf("\n\\ `--.| |__  _   _ _  ___| |__  _\\ `--. _   _  __ _  __| |");
printf("\n `--. \\ '_ \\| | | | |/ __| '_ \\| |`--. \\ | | |/ _` |/ _` |");
printf("\n/\\__/ / | | | |_| | | (__| | | | /\\__/ / |_| | (_| | (_| |");
printf("\n\\____/|_| |_|\\__,_|_|\\___|_| |_|_\\____/ \\__, |\\__,_|\\__,_|");
printf("\n                                         __/ |            ");
printf("\n                                        |___/             ");
printf("\n                                                          ");


        return 0;
}