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);
               ^