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);
               ^