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);
               ^