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);
               ^