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);
               ^