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);
               ^