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);
               ^