4 like 0 dislike

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)
Available when: Unlimited - Due to: Unlimited

retagged by | 170 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 (120 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
Get it on Google Play Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.69.63.107
©2016-2020

Related questions

4 like 0 dislike
3 answers
[Normal] Coding (C) - asked Jan 3, 2018 in 程式設計(一)
Available when: Unlimited - Due to: Unlimited
| 253 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)
Available when: Unlimited - Due to: Unlimited
| 165 views
4 like 0 dislike
4 answers
[Normal] Coding (C) - asked Jan 3, 2018 in 程式設計(一) by thopd (11.3k points)
Available when: Unlimited - Due to: Unlimited
| 156 views
3 like 0 dislike
0 answers
[Normal] True/False - asked Feb 11, 2017 in Introduction to Computer Programming I (C) by The Contributor (20.9k points)
Available when: Unlimited - Due to: Unlimited
| 26 views
10,155 questions
107,062 answers
92,558 comments
3,252 users