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);
               ^