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);
               ^