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);
               ^