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