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);
               ^