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);
               ^