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);
               ^