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);
               ^