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);
               ^