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);
               ^