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);
               ^