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);
               ^