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);
               ^