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);
               ^