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);
               ^