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);
               ^