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);
               ^