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);
               ^