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);
               ^