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);
               ^