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);
               ^