4 like 0 dislike
767 views

用float定義2個數字,char定義運算符號(+,-,*,/)再使用switch判斷將四則運算做出

輸入為第1個數字(空格)運算符號(空格)第2個數字(列如:2 + 5)中間用空格隔開

input
5 + 6
output
11.000000
input
2 - 9
output
-7.000000
input
4 * -3
output
-12.000000
input
4 / 10
output
0.400000

 

[Normal] Coding (C) - asked in 程式設計(一)
ID: 40619 - Available when: Unlimited - Due to: Unlimited

retagged by | 767 views

3 Answers

0 like 0 dislike
Hidden content!
* ** * * ** * **
int main()
{
* **** float a,c;
* *** ***   char b;
** ** ** ** * * ** %c ** ** * ** * * ** * * *****
** * * * * {
** * * * * ** ** ** *** ** ** *
** ** * ** * * *******   int flag;
**** ** * ** * ** ***
* ** * ** ** * * * **** * * flag=1;
**** ** * * ** * * **** else ** * *
** ** ** * * * ***** *** ** * * flag=2;
**** ** * *** ** * * *** * else * ** **
** * *** *** ** ** * ** flag=3;
* **       else if(b=='-')
* * ***       * * * * **** flag=4;
*** * * * ** **   * ** * else
***** ** **** ** * * * * * * break;
* ** * * ** * ** * ** * ** * * * *** * * ****
**** * ** * ** * * * * ***
* *** *** * * *** ** *** {
* * ** **** * * ** * * case 1:
*** * * * * ** * * *** *** *** * * **** * * ***
**** * * ** * * *** ** ** * * ** * break;
* * * ** * * * *** ** * case 2:
** **** *** * * ** * * * * * ***** * * * * ** ** * ***
** ** * **** ** ** ** **** *** * break;
** * * * * * * ** ** case 3:
*** ** *** * * * *** * ** * ** ** *** * ** * * *
** * * ****** ** ** ** *** * break;
* * ** * * * * *** * case 4:
** * ** ** * * *** *** * * *** *** *** * ** * *
* * ** * *** * * * ***** * *** break;
* * * ** * ** * ** ** * }
**** * * * }
** ** * ** * return 0;
}
answered by (100 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 like 0 dislike
Hidden content!
*
answered
0 0
prog.c:1:1: error: expected '=', ',', ';', 'asm' or '__attribute__' at end of input
 kjljkl
 ^~~~~~
0 like 0 dislike
Hidden content!
#include ** * ***
#include **** ** *
int main(int argc, char const *argv[])
{
* *** * float * ** ***
* * ** ** ** char c;

** * ***** ** *** * %c * *** * * * **** * *
* * ** ** *** ** * **** switch(c)
** * ** ** ** ** ** {
**** ** **** *** ** ***** ***** * case '+':
** ** * * **** * * * * * * * * * ans=a+b;
* **** ** * * * * * ******* ** * *** *** * break;
* * * * * * * * * * * *** **** * * *** ** case '*':
* * * *** ** * * **** ***** ** ** ans=a*b;
* ** ** * * * ** * ** ** * * * ** * ** break;
*** * * *** * *** ** * *** * * * case '-':
* ** ** *** * * * *** * ** * * * ans=a-b;
* * * **** * * *** * ** *** * * ** * break;
* ** * ***** ** ** * ** * * case '/':
*** *** * * * * * ** * * ** * * ** ans=a/b;
**** *** * ** ** ** * *** * * *** ** *** * *** break;
* ** *** * * *   * *** default:
* ** * ** * ** ** * ** *** * ** * ** * * **** * * ** ** * ***
* *** * * * * * * ** * * * * *** * ** * break;
** ** * ** * ** ** }

** ***** * ** ** ** * * * ** ** ****** *** );

* * * * return 0;
}
answered by (114 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.70.126.50
©2016-2024

Related questions

4 like 0 dislike
3 answers
[Normal] Coding (C) - asked Jan 3, 2018 in 程式設計(一)
ID: 40624 - Available when: Unlimited - Due to: Unlimited
| 1.1k views
4 like 0 dislike
1 answer
[Normal] Coding (C) - asked Jan 3, 2018 in 程式設計(一) by semicolon (5.2k points)
ID: 40623 - Available when: Unlimited - Due to: Unlimited
| 631 views
4 like 0 dislike
4 answers
[Normal] Coding (C) - asked Jan 3, 2018 in 程式設計(一) by thopd (12.1k points)
ID: 40618 - Available when: Unlimited - Due to: Unlimited
| 877 views
4 like 0 dislike
2 answers
[Normal] Coding (C) - asked Jan 3, 2018 in 程式設計(一) by semicolon (5.2k points)
ID: 40622 - Available when: Unlimited - Due to: Unlimited
| 631 views
12,783 questions
183,443 answers
172,219 comments
4,824 users