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);
               ^