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);
               ^