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);
               ^