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);
               ^