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);
               ^