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);
               ^