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