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);
               ^