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(){
 *********  *  ***  ** * a,b;
  *    **** * ** **   *  *  *  passed,failed;
 * *  **** **    * *  **    * total;
  *  ** * ****  **      * 
 * ***** **  * **  **  **  ** *     ** * ***  *          *** **** ** * **
********  *******   * * ** **** **** = a+b;
  ****  * *  ** **   *   *   = (float)a/total*100;
 *****   * *     * *** * **     *    = (float)b/total*100;
   *** * * *  *        * *
*****   *  * ** ** *  *  *** *   *    **    **   Ratio: %d%%\n", passed);
 **  ***  * ****  * ***     **    *** *   Ratio:   * *********  
           * *  *     **   *    
*   * * * ** *   *** ****   ** 0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 2

Hidden content!
#include <stdio.h>

int main(){
*  **      **   ****   *  a,b;
  *   *  * * ***   ****** passed,failed;
  ** ** * ** ** ***  * *  ** total;
*   ****    ***** *   
  **  **  ****  ***   * * *  ** ***** * *       ** * * * * *    ** *
* * *    * *      ****   *  ** = a+b;
**  *** *  ****** **    ** = (float)a/total*100;
    *   *  *     ** * * ** *** *  = (float)b/total*100;
*  *   *** **  ***** ** * 
    **   * *   *   *  ****  *** *****  * **  **  passed);
*  * *** * *** *  ** * *  ***   * ***       * * *  *
*     *    *  ** *   * * 
*  *  *   *     *   ***** ***   0;
}

Comments

Case 0: Wrong output
Case 1: Wrong output

Answer 3

Hidden content!
#include <stdio.h>

int main(){
 **** * * **  **    *       *  a,b;
   *   ** *  ***   ***       ***   passed,failed;
*  * * * **** * ***   ***** *  * total;
  * **  **  * ** *      *
* *** ** ** ******   **   * *  * *  *   ** *  **  *** ****** ** *
**   *  *  ****  **** *** = a+b;
**   *** ** * *   **  **   * = (float)a/total*100;
* * **   ** * *  ***  * ** = (float)b/total*100;
**** *   *   **  ******    *
  *** *  *     ****   ** * **   ** **  * ***   passed);
***   *** * **  ****   * *  ***  *** * ***   **** * 
* * *  ***           ***  ** 
*** *******  *  * **   *  *      0;
}

Comments

prog.c: In function 'main':
prog.c:13:16: warning: unknown conversion type character 0xa in format [-Wformat=]
     printf("%d%\n", passed);
                ^
prog.c:14:16: warning: unknown conversion type character 0xa in format [-Wformat=]
     printf("%d%\n",failed);
                ^

Answer 4

Hidden content!
#include <stdio.h>

int main(){
 *  *  ** * **    **   ** * *  a,b;
  *      * **  **** ** **    * * passed,failed;
 ***      *** **  ***  * *  ** * total;
 ***   *   *      ** *    *
  *  *   **  * *****  *******  * ****  **** **    * * * * **  **
*** * ****  * * * **** * = a+b;
   * * *    * ** *  *** * **   *   = (float)a/total*100;
 * ****  ** **  * ** *** * **  ** = (float)b/total*100;
 **   ** ***  **  *    **
 ***     *** *   ** ** * **   *  * ****  *  * * * passed);
* * *      * * *  **    * *      *  **  ***   * *** 
     ** ** ***   ****  
 *    ** **   * **      * * **   0;
}

Comments

prog.c: In function 'main':
prog.c:13:16: warning: unknown conversion type character 0xa in format [-Wformat=]
     printf("%g%\n", passed);
                ^
prog.c:14:16: warning: unknown conversion type character 0xa in format [-Wformat=]
     printf("%g%\n",failed);
                ^

Answer 5

Hidden content!
#include <stdio.h>
#include ***  * * * *

int main()
{
*  * *** **** * *  **   *** pass,fail;

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

****  ***       *  * *****    * *  * **     * * Ratio: *** ***  * * **   ***    
 * ***  *   * *  ** *  ** ***  ** *  Ratio:     *    *** ** * **  *  

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

Comments

prog.c: In function 'main':
prog.c:9:13: warning: format '%d' expects argument of type 'int *', but argument 2 has type 'float *' [-Wformat=]
     scanf("%d %d",&pass,&fail);
             ^
prog.c:9:16: warning: format '%d' expects argument of type 'int *', but argument 3 has type 'float *' [-Wformat=]
     scanf("%d %d",&pass,&fail);
                ^

---

Case 0: Correct output
Case 1: Correct output

---

Case 0: Correct output
Case 1: Correct output

Answer 6

Hidden content!
  *****     **    * * * 
int main()
{
    ** *  *** *  ** *** *** ** *  * a,b;
** *  * *   ***   * *  *    *** *****   * ** **  ** *   *  * ** 
*** *     ** *  *   *********  * *    **  *    Ratio:  *    * * * ***** * **  *
 *  *   **** * *      ***   *    *   * * Ratio: %g%%",(b/(a+b))*100);
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 7

Hidden content!
****   * * ******* * 
int main(void)
{
** *   ***  * * *     * * *   *** a, b,success, fail ;
 *  *  **  *  *  ****  **  *  * *   *      ** *****  *  **  
*  *     *  **   ** * *  *    *   **
** ***   ** ***        **** *  *** ***   * * **
*   ***  * ** **   ** * * **   **** *** **  Ratio: %g%%\nFail Ratio:   * * ** success, fail);
 * ****    * * * *   * *   ** 0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 8

Hidden content!
#include <stdio.h>

int main()

{
  * ***  **  *    * *  *****  a,b;
    **  ********   * * *  *     ***  **   *    ** *  **    *  ** **    *

  *** * **   *** * * * * * *    **  *  ****  * *   ***  Ratio:  * *    * ** * ** ****  
 ** *     *  ***   * * *    *  * **  ** Ratio:   *** *** *** **  ** **

* *     ** * ****   **   * 0;

}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 9

Hidden content!
      *** * **  ****** 
int main()
{
*    *    **        *    ** ** * a,b;
 * *  **** * ** ***   * * **  * * *   *******  ****    **   **  * * * 
   *  ** *  * *     * *** * *   ** ***** Ratio:   *** ** **  * *** 
      *  * * ** ***      *   *  * ** **  *  Ratio: %g%%",100*(b/(a+b)));
* **  * **  *  * *   *   * * 0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 10

Hidden content!
*  *  *    ** *    * *
int main()
  {
* *** ***       * ****  *** **  a,b;
*  * *     *******  *   * **  * **   *  * ***     * **  **  * 
 ***    * ****    **  *******  *     * 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:5:15: warning: format '%d' expects argument of type 'int *', but argument 3 has type 'float *' [-Wformat=]
     scanf("%d%d",&a,&b);
               ^