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);
               ^