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);
               ^