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);
               ^