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