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);
               ^