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);
               ^