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);
               ^