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);
               ^