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);
               ^