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);
               ^