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);
               ^