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);
               ^