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);
               ^