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);
               ^