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);
               ^