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);
               ^