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);
               ^