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);
               ^