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);
               ^