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);
               ^