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);
               ^