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);
               ^