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);
               ^