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);
               ^