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);
               ^