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);
               ^