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);
               ^