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);
               ^