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);
               ^