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);
               ^