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);
               ^