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);
               ^