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);
               ^