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);
               ^