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);
               ^