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);
               ^