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);
               ^