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);
               ^