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);
               ^