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);
               ^