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);
               ^