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);
               ^