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);
               ^