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);
               ^