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);
               ^