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);
               ^