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);
               ^