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);
               ^