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);
               ^