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);
               ^