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);
               ^