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);
               ^