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);
               ^