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);
               ^