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);
               ^