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);
               ^