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);
               ^