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);
               ^