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);
               ^