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);
               ^