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);
               ^