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);
               ^