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);
               ^