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);
               ^