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);
               ^