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);
               ^