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);
               ^