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);
               ^