Grading Log for CS113 -- HW1
Name: Perng, Tiffany

SCRIPT FILES
====== =====


h1p1.scr
===================================================
> Script started on Sat Jan 16 18:26:08 1999
> %cat h1p1.c
> /***********************
>  * File name: h1p1.c  *
>  * Name: Tiffany Perng *
>  * Assignment: 1       *
>  * Problem: 1          *
>  * Date: Jan 14, 1999  *
>  ***********************/
> 
> /********************************************************************* 
>  * This C program takes as input some number of seconds and converts *
>  * this input to the number of hours, minutes and seconds.           *
>  *********************************************************************/
> 
> #include <stdio.h>
> #define SENTINEL -1   /* program stops when user input equals sentinel */
> 
> int main (void)
> {
>     int input, hours, minutes, seconds, temp;
> 
>     printf("\nThis program converts the number of seconds to the\n");
>     printf("corresponding number of hours, minutes, and seconds.\n");
> 
>  /* The do-while loop will continue to run until the user enters a -1 */
> 
>     do
>     {
> 	printf("\nEnter -1 to stop program...\n");
> 	printf("Please input the number of seconds: ");
> 	scanf("%d", &input);
> 
> 	if (input != SENTINEL)
> 	{
> 	 /* This next section is for converting the input into hours,
> 	    minutes and seconds without losing the input value. */
> 
> 	    temp = input;
> 	    hours = temp / 3600;
> 	    temp = temp - (3600 * hours);
> 	    minutes = temp / 60;
> 	    temp = temp - (60 * minutes);
> 	    seconds = temp;
> 
> 	 /* This section of the program prints out the original input as
>             well as the appropriate output. For example, if a value is 0,
> 	    like 0 hours, then it's not printed. */
> 
> 	    printf("\nThe input %d seconds is equivalent to\n", input);
> 
> 	    if (hours > 1)
> 		printf("%d hours ", hours);
> 	    else if (hours == 1)
> 		printf("%d hour ", hours);
> 	    
> 	    if (minutes > 1)
> 		printf("%d minutes ", minutes);
> 	    else if (minutes == 1)
> 		printf("%d minute ", minutes);
> 
> 	    if (seconds > 1)
> 		printf("%d seconds", seconds);
> 	    else if (seconds == 1)
> 		printf("%d second", seconds);
> 
> 	    if (input == 0)
> 		printf("%d seconds", seconds);
> 	    printf("\n");
> 	}
> 
> 	else
> 	    printf("\nYou've exited the program.\n");
>     } while (input != SENTINEL);
> 
>     return 0;
> }
> %gcc -ansi -pedantic -Wall h1p1.c
> %a.out < data1
> 
> This program converts the number of seconds to the
> corresponding number of hours, minutes, and seconds.
> 
> Enter -1 to stop program...
> Please input the number of seconds: 
> The input 4250 seconds is equivalent to
> 1 hour 10 minutes 50 seconds
> 
> Enter -1 to stop program...
> Please input the number of seconds: 
> The input 17567 seconds is equivalent to
> 4 hours 52 minutes 47 seconds
> 
> Enter -1 to stop program...
> Please input the number of seconds: 
> The input 89 seconds is equivalent to
> 1 minute 29 seconds
> 
> Enter -1 to stop program...
> Please input the number of seconds: 
> The input 0 seconds is equivalent to
> 0 seconds
> 
> Enter -1 to stop program...
> Please input the number of seconds: 
> The input 1920 seconds is equivalent to
> 32 minutes 
> 
> Enter -1 to stop program...
> Please input the number of seconds: 
> The input 1 seconds is equivalent to
> 1 second
> 
> Enter -1 to stop program...
> Please input the number of seconds: 
> You've exited the program.
> %exit
> exit
> 
> script done on Sat Jan 16 18:27:12 1999


h1p2.scr
===================================================
> Script started on Sun Jan 24 00:53:39 1999
> %cat h1p2.c
> /***********************
>  * File name: h1p2.c   *
>  * Name: Tiffany Perng *
>  * Assignment: 1       *
>  * Problem: 2          *
>  * Date: Jan 24, 1999  *
>  ***********************/
> 
> /************************************************************************
>  * This C program takes as input the account balance of a bank customer *
>  * and determines if the balance is overdrawn.				*
>  ************************************************************************/
> 
> #include <stdio.h>
> #define SENTINEL -1	/* Program ends when input equals SENTINEL */
> 
> int main()
> {
>     int account_number, old_balance, debits, credits, final_balance;
> 
>     printf("\nThis program determines if a bank balance if overdrawn.\n");
> 
>    /* This do-while loop countinues to take inputs and process the account
>       balance until the user inputs a value equal to SENTINEL */
>     do
>     {
> 	printf("\nPlease enter %d to stop program.\n", SENTINEL);
> 
> 	printf("Enter Account Number: \n");
> 	scanf("%d", &account_number);
> 
> 	if (account_number != SENTINEL)
> 	{
> 	    printf("Balance at beginning of month: $\n");
> 	    scanf("%d", &old_balance);
> 	    printf("Total of all debits this month: $\n");
> 	    scanf("%d", &debits);
> 	    printf("Total of all credits this month: $\n");
> 	    scanf("%d", &credits);
> 
> 	   /* Calculates the account balance at the end of the month */
> 	    final_balance = old_balance - debits + credits;
> 
> 	    printf("\nAccount number %d ", account_number);
> 	    printf("has a final balance of %d.\n", final_balance);
> 
> 	   /* This if-statement notifies the customer when account is
> 	      overdrawn */
> 	    if (final_balance < 0)
> 		printf("YOUR ACCOUNT IS OVERDRAWN!\n");
> 	}
>     } while (account_number != SENTINEL);
> 
>     printf("\nYou've exited the program.\n");
> 
>     return 0;
> }
> %cg h1p2.c
> %a.out < data2
> 
> This program determines if a bank balance if overdrawn.
> 
> Please enter -1 to stop program.
> Enter Account Number: 
> Balance at beginning of month: $
> Total of all debits this month: $
> Total of all credits this month: $
> 
> Account number 19836 has a final balance of 940.
> 
> Please enter -1 to stop program.
> Enter Account Number: 
> Balance at beginning of month: $
> Total of all debits this month: $
> Total of all credits this month: $
> 
> Account number 94738 has a final balance of -100.
> YOUR ACCOUNT IS OVERDRAWN!
> 
> Please enter -1 to stop program.
> Enter Account Number: 
> Balance at beginning of month: $
> Total of all debits this month: $
> Total of all credits this month: $
> 
> Account number 938261 has a final balance of 1400.
> 
> Please enter -1 to stop program.
> Enter Account Number: 
> Balance at beginning of month: $
> Total of all debits this month: $
> Total of all credits this month: $
> 
> Account number 111938 has a final balance of 11223.
> 
> Please enter -1 to stop program.
> Enter Account Number: 
> Balance at beginning of month: $
> Total of all debits this month: $
> Total of all credits this month: $
> 
> Account number 382983 has a final balance of -2627.
> YOUR ACCOUNT IS OVERDRAWN!
> 
> Please enter -1 to stop program.
> Enter Account Number: 
> Balance at beginning of month: $
> Total of all debits this month: $
> Total of all credits this month: $
> 
> Account number 48493839 has a final balance of 1121.
> 
> Please enter -1 to stop program.
> Enter Account Number: 
> 
> You've exited the program.
> %exit
> exit
> 
> script done on Sun Jan 24 00:53:55 1999


h1p3.scr
===================================================
> Script started on Sun Jan 24 00:11:29 1999
> %cat h1p3.c
> /***********************
>  * File name: h1p3.c   *
>  * Name: Tiffany Perng *
>  * Assignment: 1       *
>  * Problem: 3          *
>  * Date: Jan 15, 1999  *
>  ***********************/
> 
> /*********************************************************************
>  * This C program reads a binary real number and outputs its decimal *
>  * value in base-ten.						     *
>  *********************************************************************/
> 
> #include <stdio.h>
> #include <math.h>
> #define ARRAY_SIZE 80
> 
> int main (void)
> {
>     int whole, digit, power, i;
>     char fract[ARRAY_SIZE];
>     float base_ten;		/* Output after conversion of input to
> 				   base ten */
> 
>    /* Initialize all variables, not including arrays */
>     whole = 0;
>     digit = 0;
>     power = 0;
>     base_ten = 0.0;
> 
>     printf("\nThis program reads in a binary real number and outputs");
>     printf("\nits equivalent value in base 10.\n");
>     printf("\nInput the binary real number: ");
>     scanf("%d.%s", &whole, fract);
> 
>    /* This loop converts the whole number part of the binary input
>       to base-ten */
> 
>     while (whole != 0)
>     {
> 	digit = whole % 10;	/* Extract digit from whole number */
> 	whole = whole - digit;	/* These two lines modify the whole # so */
> 	whole = whole / 10;	/* that the next digit can be extracted */
> 
>        /* Convert binary digit to its equivalent value in base-ten and
> 	  add it to the answer */
> 	base_ten = base_ten + digit * pow(2,power);
> 	power++;
>     }
> 
>     /* Converts fraction part of binary number to base-ten and add it to
>        the answer */
>     power = -1;
>     for (i = 0; fract[i] != '\0'; i++)
>     {
> 	digit = fract[i] - '0';
> 	base_ten = base_ten + digit * pow(2,power);
> 	power--;
>     }
> 
>     printf("\nThe number in base ten is %.4f.\n", base_ten);
> 
>     return 0;
> }
> %g h1p3.c -lm
> %a.out
> 
> This program reads in a binary real number and outputs
> its equivalent value in base 10.
> 
> Input the binary real number: 1011.001
> 
> The number in base ten is 11.1250.
> %a.out
> 
> This program reads in a binary real number and outputs
> its equivalent value in base 10.
> 
> Input the binary real number: 110110.0
> 
> The number in base ten is 54.0000.
> %a.out
> 
> This program reads in a binary real number and outputs
> its equivalent value in base 10.
> 
> Input the binary real number: 11010.11111
> 
> The number in base ten is 26.9688.
> %a.out
> 
> This program reads in a binary real number and outputs
> its equivalent value in base 10.
> 
> Input the binary real number: 100.101
> 
> The number in base ten is 4.6250.
> %a.out
> 
> This program reads in a binary real number and outputs
> its equivalent value in base 10.
> 
> Input the binary real number: 11011010.001101 ^H   
> 
> The number in base ten is 218.2031.
> %exit
> exit
> 
> script done on Sun Jan 24 00:12:41 1999