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);
               ^