10-05: A program that reads the exams result and displays the percentages.

Question

Write a program that reads the number of students who passed and failed in the exams and displays the percentages. For example:

輸入及格與不及格人數
輸出及格與不及格百分數

Example input:

12 8

Example output:

Success Ratio: 60%
Fail Ratio: 40%

Answer 1

Hidden content!
#include  * **   *  *** 
int main ()
{

** ** * ***** * *** *   * *** *  pass, fail;
* ** *  *     ***** ****  ****  ***       **
** **  *  ** **     **  *    * * ** *   ***  * *  &pass,      *   

 **   **  *  ** **** *   **  * * ** = **  *  * **    ;
  *    ** * *  **** * *  *         =  *** ** * * **
 *  * *   *   * ***  * ***** * *  * * **  Ratio:      *   *  * passratio);

* * *     *  **  ****** ** ** *  * *   ** Ratio: ** ***   **  failratio);
return 0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 2

Hidden content!
#include   **   * **
int main ()
{

   ***    **** *   *** * *  **** pass, fail;
*     *  ****** * *  *     ** **  *   * 
*   * * *     * ***  **  *       * *  ****  * * **  ** &pass,   *    *   

 **  *   **** **  *  ** *** **  = * **    ** ;
**** ** **  ********* *      * * *  = **    *** ***
  *    *   * * ** ***  ** ***     *  * ***  *  * Ratio:  **   ***   ***** * passratio);

    ** *   ** **  ***      *    ** *** Ratio: *  *  ***  *    ** failratio);
return 0;
}

Comments

Case 0: Wrong output
Case 1: Wrong output

Answer 3

Hidden content!
#include * * *   ***** 
int main ()
{

 ** *  *  **   * * *  ****   pass, fail;
 ** ***   **  * ***   *  *  *** * *** * 
*        ** * **  **  *   ** ****** *   ***** *   &pass, * ***   

 ***** ****  * ** *** *****    ** = *** ****    *** ;
** ** *****   * *  **  *  ***  **** ** =   *     *  *  
**  ** * ** *** *  ** * ** *   *     ******** Ratio: * * **** *** *   passratio);

* ****** ** ** ****  ** * *    **    *** Ratio:   **** * * *** ** ** failratio);
******   * 0;
}

Comments

Case 0: Wrong output
Case 1: Wrong output

Answer 4

Hidden content!
#include **  **** ******
int main ()
{

  *   ** **    * *  pass, fail;
 *    **    *** *  * * *** ** * *  * ** *
*  * * *** *  ***  *** *** * ** ********* *     &pass, ***** ** * 

** *** * **  **  *   * *****  *  **  * = *   * **    ** ;
 * **  * *     ***  **  * ** * =         *** ** * 
**** ** **  ***** *  ***  *   **   Ratio:     ****** * *   * passratio);

** * *** **   *  * **   ** *       ** **** Ratio: **   *        * failratio);
return 0;
}

Comments

prog.c: In function 'main':
prog.c:11:32: warning: unknown conversion type character 0xa in format [-Wformat=]
     printf("Success Ratio:  %d%\n", passratio);
                                ^
prog.c:13:28: warning: spurious trailing '%' in format [-Wformat=]
     printf("Fail Ratio:  %d%", failratio);
                            ^

Answer 5

Hidden content!
* ** * *  ***  **  ** 
int main(void)
{
**  *   **   * * * * **   a, a1,b,b1;
 ** **  * * * *  *  * ** *   **  * ***  *  **  *  * *  
*  * * **   * *  *** *   *   
* * ****  *** **  * *  *  *   * ** *
* ** **  * * * *    *******  * *****   Ratio: **   *  ** *  
* * *    *  ******     *** * * * Ratio: %g%%",b1);
**  **    *** *       *** *  0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 6

Hidden content!
*** * *   ** ** * *
int   ***
int * **  * p1,p2;
*  * * ** * * *  ***  *   *  *** * *
 *** **   
  *** * **  
**       ****  *  *  Ratio:  **   *  Ratio:    * * * ****
*   * 0;}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 7

Hidden content!
*** *  *   ** **   * *
int main()
{
float a,b,c;
 *****  *** ** * *  ** *  *  * *  *  ** *  *   *** *  ***      
*   *** * *   *      * * **   * **
* ** *  **** ***  *  * **  *  ** ** ***     Ratio: *** ** *     *  * ***
 * * ******** *  * * *** *** **  *** **** **** **  Ratio: %.0f%%",b/c*100);
  ***** *** *  ***  ***  *      0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 8

Hidden content!
#include <stdio.h>
int main ()
{
 ** *   *  *  *  * **    * **    **  a,b,c;
* * * * ***** *  * *** ** **   ** **  *** *  ** ****  * *** * *
   **       ***   *   *  ***
** * * * * ** * ******** ** *****  ***   * Ratio: ** *****   **** *  
*** **  ***       *  **** *    * * *  *  *  Ratio: **** *  * **    *  
   **   *        *** * *** * **  0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 9

Hidden content!
#include <stdio.h>
int main ()
{
*    * * ** *  *     *     ** a,b,c;
 ** * **    **   **** *   *   *  * * * * **   *  *  *  * * **    ****** *
  ***  *** *    **    *  ** *
*  **   * * *** * ** * *    *    ***    Ratio:    * **** * * ** ** **
  ** * *  *  ** *   *****  *  **  *   *  Ratio:         ******
  ****** **    **     *  *  *   0;
}

Comments

prog.c: In function 'main':
prog.c:5:13: warning: format '%d' expects argument of type 'int *', but argument 2 has type 'float *' [-Wformat=]
     scanf("%d %d",&a,&b);
             ^
prog.c:5:16: warning: format '%d' expects argument of type 'int *', but argument 3 has type 'float *' [-Wformat=]
     scanf("%d %d",&a,&b);
                ^

Answer 10

Hidden content!
** ** * * **** ******* 

int main()

{
 *    ** ** *** *    *  *  **  a,b,c,d;
 * * ** *     *     * * **    *     *** *   * ** * ** *
   ** ** **  * **      *  *       **    *  ***   

***       *** *****  * * ** **  **** * 
 *  *   * *    * * *  * *    * * ***

 ****   *  * * ** **   * *  ****     * * **    Ratio: %.f%%\n",c);
* **   * ***  * ** * * **  **** *     *   Ratio: %.f%%",d);
 *  **   *    ** ******        

 * ******** **  * *  *   * 0;
}

Comments

prog.c:3:1: warning: return type defaults to 'int' [-Wimplicit-int]
 main(void)
 ^~~~

---

prog.c:3:1: warning: return type defaults to 'int' [-Wimplicit-int]
 main()
 ^~~~

---

Case 0: Correct output
Case 1: Correct output