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);
               ^