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);
               ^