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);
               ^