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);
               ^