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);
               ^