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);
               ^