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);
               ^