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);
               ^