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);
               ^