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);
               ^