4 like 0 dislike
749 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 | 749 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:172.71.255.23
©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
| 616 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
| 846 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
| 608 views
12,783 questions
183,443 answers
172,219 comments
4,824 users