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);
               ^