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);
               ^