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);
               ^