2 like 0 dislike
8.8k views
小學一年級的數學

剛開始學習數學的時候,我們都是從個位數的加減乘除開始學習的,請寫一個程式,教你的程式學會個位數的加減乘除。

輸入說明:

程式會輸入三個字元,代表一個算式,會用下面的樣式呈現

運算元 運算子 運算元

其間會用單一個空白隔開,運算元是一個個位數的數子,運算子可能是+-*/中的任何一個。

輸出說明:

請輸出輸入算式的結果到整數位數

輸入範例:

1 +  2

輸出範例:

3
[Exercise] Coding (C) - asked in 2017-1 程式設計(一)AD by (18k points)
ID: 31085 - Available when: Unlimited - Due to: Unlimited

edited by | 8.8k views

23 Answers

0 like 0 dislike
Hidden content!
#include <stdio.h>
int main(void)
{
** * ** *** * * *  c;
*** * ** * *** * * d,d1,d2;
* * *** ** ** ***** * * * %c * * * **** ** * ** ** ** * *
* ** * ** * *** ****
    {
* * * * ** **** * * ** * * ** ****** * ** * * * *
* * *** * * * ** ** * ** * **** ** * * * ** * * * **   
    }
****** * * * ** ** *** ** *** if(c=='-')
** * ** * * ** *
* * ** * *** ** ** * * * * * ** *****
* *** ** *** *** * **** ** ** **** **** * ** * *   
** * * * ***
* ** * * * *** * * *** *** if(c=='*')
* *** * * * ** * *
****** * ** * *** * * * ***** * * ** * **
* ** ** *** * ** * *** * ** * * ****** ** * *** * ** ***   
* * * **** ** **** **
* ** ** *** * * ** * * if(c=='/')
* * * ** * ** ** *** * *
* ***** * * ** *** * ** ***** * ** ***
** *** ** *** ** ** **** * ** * ** ** ** * **   
* ** **** *
    
* ***** * ** ** ** *** * * * * 0;
** * ** * * * ** * **
answered by (215 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main(void)
{
* * * ***** ** *** ***  c;
*** * * ** *** * * * d,d1,d2;
* *** *** ** * **** ** * ****** %c * ** ** ** * * *** *
* * * ***** *** * ****
    {
** ** * * **** ** * * *** * * **
* * **** ** * * * * *** **** ** * * * * ******* * ***** * *   
    }
* *** **** *** * * * if(c=='-')
* * **** * **
** ***** ** ** ***** ** * * * *** *** ** * * *
** *** *** * ** * ** * * ****** ** ** * ** ** * ***** *   
*** **** ***** *** * *
* * ** * ** * *** * ** if(c=='*')
* * ** * ** ** * **
** ** * * ** * ** * * ***** * * ** * *** ** *
*** **** ** * ** *** * * * ** ** * *** * ** ** **** * * *   
**** **** ** ** *** * **
** **** * *** * * * * *** if(c=='/')
** **** ** ** ** **** **
* ** * * *** ** **** * * * * *** ********* * *
** * ** * * ** * ** * * * ** * *** ** ** * *** * * * ****   
* * ***** *** * * * **** *
    
* * * ** ** * * ***** ** 0;
* ** * *****
answered by (215 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main(void)
{
**** * ** ***** ** **  c;
* ** *** ** * ** *** * ** * d,d1,d2;
* * * * ** * * * * * *** * ** * * ** ** **** * * *
* * ***** * * * * *
    {
** ** **** ** ** **** * ** * * ** ****
* ** *** *** *** **** *** * * ****** *** * *** *** *   
    }
*** * ** ** **** if(c=='-')
* * * *** * * * *
* ** * ****** * * * * **** ***** ****** * *
* * ** * * * *** * * * * * * ** * ** * * **** * ******   
* * * ** ** * ***
* * * * ** ** **** ** ** ** if(c=='*')
* * * *** **** ** **
* * *** ** *** **** *** ** * ** * **
** * * ******* * ******* ** * ** ** * * * * **   
***** *** ** * * ** * **
* ******** * * * ** * ***** *** if(c=='/')
******* ** ** * * * * *
* ****** * * **** * * * ** * * * *** **
*** ****** * * ** * * ****** ****** * ** * ** *** ****** **   
**** * ** *** *
    
*** * * ** ***** *** * ** 0;
* * ***** * ** * ** **
answered by (215 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
0 like 0 dislike
Hidden content!
#include * ** *** * *
int main(void)
{
* * * ** * * **  c;
* * * *** * ** ** * * d,d1,d2;
* * **** *** ***** *** * *** *** ** *** ** ** * ** * ****** ** **
** * **** * * ** * ** ***** *
* * ** ** * * ** * * *
    * * * **** *** ** *
    * **** * * ** ** * **** ** * *   
* *** ******* * ** *
* ** ** ** * ** * * * if(c=='-')
* ** ** * ***** *
    *** * *** ** * * * * *
    ** *** **** * * * * * * ** **   
* * ******* * * ****
***** * * * * *** ** if(c=='*')
* * ** * * ** * *
    ** * ** ** ** *
    *** ** * *** * * ** * ** * ** * *** ** * *
* * ** * **** * * ** *
*** ** ** * * * *** * * if(c=='/')
** ** * * **** *
    ** * * * *** *****
    ***** **** * * * * *** ** ***** ** *** **
** ** *** **** *
* ** * *** **
* * *** ** ** * ****** * * * * ** ** *** * ** **
* *** * * * **** * * 0;
****** ** ** *** *
answered by (215 points)
0 0
prog.c: In function 'main':
prog.c:28:5: warning: implicit declaration of function 'system' [-Wimplicit-function-declaration]
     system("pause");
     ^~~~~~
0 like 0 dislike
Hidden content!
***** ***

int * * * ***
{
*** * ** * char * ** **

** *   * * ** * * * * * *
* *** * ** ch1 = * * * *
** * * * ** ch2 = * **
** * ** ch3 = * * *
** *
** * *** * * if( ch2 == 43 )
** * * * *** *** * * * * * ******
* *** * else if( ch2 == 42)
*** * ** ** * * ** * * ** * * ** * *
*** * * ** else if( ch2 ==45)
* * * ** * ** ** * *** * * *
* *** else if( ch2 == 47)
* * * ** ** * * * * ** ** *
* **** *
******* *** * ** ** ***** * *
* * * * **** return 0;
***** *
answered by (160 points)
0 0
prog.c: In function 'main':
prog.c:21:2: warning: implicit declaration of function 'system' [-Wimplicit-function-declaration]
  system("pause");
  ^~~~~~
0 like 0 dislike
Hidden content!
#include ** *** *
int main()
{
* * * ** char * * *
* * ** ** **** ** * ***** * ** * ***
***** ** * ** * * * ** %c ***** * **** *** ** ** * *
*** * * *** if ( ch2 == 43 )
* *** * ***** *** ** * ** * ** * ***
* * * else
* *   if (ch2 == 42)
* * * * **** ** ** * ** ** **
**** **** *** else if (ch2 == 47)
*** * ***** **** * ******* ******* *** * ***
* * ** * * * ** *
** * **** return 0;
}
answered by (190 points)
0 0
prog.c: In function 'main':
prog.c:14:2: warning: implicit declaration of function 'system' [-Wimplicit-function-declaration]
  system("pause");
  ^~~~~~
0 like 0 dislike
Hidden content!
#include ** * * **** **
int main()
{
*** * ** *** * char * *
*** * ** * * * * ** **** ** * **
* * * *   * * ** ** * %c * *** * ** ****** * * **
* * * *** *** ***
* **   ******* **** ****** * *
* * **   else
***   ** ***
*** * ** * * ***** ** **** * ****** * ** ******
* *** * else if (ch2==45)
** * ** * ** * * * ** ***
* * *   else * *******
** * ** * * *** ** * * **** ** *** ** * **
* ** *** ** * *** *
** * * * return 0;
}
answered by (196 points)
0 0
prog.c: In function 'main':
prog.c:16:2: warning: implicit declaration of function 'system' [-Wimplicit-function-declaration]
  system("pause");
  ^~~~~~
0 like 0 dislike
Hidden content!
* * ** * ** *

int main()
{
*** ** * * * * *** **** a,b,c;
** * * * *** *
*** * *** ** *** ***
* * * * * ** *** **** * **** * * *
** * * * *** ** ***** * ***
* * * ** * *
* * * ** switch(b)
** * ** {
**** * *
***
** * * *** ** **** *** case '+':
* *       * * * ** *** * ** * ** ** * *
*** ** ** ** * *     break;
*   ***** * * * case '-':
* ** * ** * * * * ** * * ****** * *** ** ** **
* ** * * *** ** ** * * break;
*** * *** * ** * * * * case '*':
* ** * * *** * ** ** ** **** * * * ***** ** * * ** *
******* ****** ** * * ** break;
** *** * * **** * case '/':
** * * ** *** ** * ** * * * ** ** ** ** * * ** *
* *** * * * * * * * *** break;
* * ** * ***
*** ** }

}
answered by (174 points)
edited by
0 0
prog.c:3:1: warning: return type defaults to 'int' [-Wimplicit-int]
 main()
 ^~~~
0 0
prog.c:3:1: warning: return type defaults to 'int' [-Wimplicit-int]
 main()
 ^~~~
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: 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: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
* *** ********* *** ** ** ch1,ch2,ch3;
**** * ** * ** * * *** ** * *** * character: ");
** * * ** * *** ** ** * * *** ** %c **** ** * ***** * ***** *** *
* ** **** ******* * *** * * ch2 == 43 )
* *** *** ** *** * ** * * * ** * * * ******** ***
*** *** * ** ** ***** *
    if (ch2 == 42)
*** * *** * * ** ******* ** *** * ** * ***** * ** *
* ** ******* ** if ( ch2 == 45)
* * * * ** * ** ** * *** ** * * * * *
**** * * ** * ** * ***** if ( ch2 == 47)
** * ** **** * * ****** *** *** * *** * *** ** *** *
* * ** * *** * *** ** * ** * * ** *
*** *** * ** * ** 0;
}
answered by (209 points)
0 0
prog.c: In function 'main':
prog.c:16:5: warning: implicit declaration of function 'system' [-Wimplicit-function-declaration]
     system("pause");
     ^~~~~~
0 like 0 dislike
Hidden content!
#include<stdio.h>

int main()
{
* * ** *** * *** * x,y,ans;
*** * *** * * ** * *** * * ch;
    
*** * * ** * * ** ** * ** * * %c ** ** * ** * *** * * ** * *
* **** *** ** ****
* ** *** ** * ** ***
**** * * ** *** * ** *** ***
** * **** ** *** ** * * * ** *
* ***** *** *** * ** **
*** * * ** ** ** * ** *** *
**** * ** * * * * ***** * *
* **** * * ** *** ** * ** * *
** ** **** **** * * * ** ***
* ***** **** * * ** **
* **** ** * * ** ** * * ** * ***** ***
    
* **** * * * * **** * * ****** * *** * *
}
answered by (192 points)
edited by
0 0
prog.c: In function 'main':
prog.c:34:5: warning: implicit declaration of function 'system' [-Wimplicit-function-declaration]
     system("pause");
     ^~~~~~
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: 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: 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: 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:162.159.115.9
©2016-2026

Related questions

2 like 0 dislike
29 answers
[Exercise] Coding (C) - asked Nov 9, 2017 in 2017-1 程式設計(一)AD by Shun-Po (18k points)
ID: 31094 - Available when: Unlimited - Due to: Unlimited
| 10.6k views
2 like 0 dislike
31 answers
[Exercise] Coding (C) - asked Nov 9, 2017 in 2017-1 程式設計(一)AD by Shun-Po (18k points)
ID: 31088 - Available when: Unlimited - Due to: Unlimited
| 12.1k views
3 like 0 dislike
9 answers
[Exercise] True/False - asked Nov 16, 2017 in 2017-1 程式設計(一)AD by 楊修俊 (30k points)
ID: 33763 - Available when: 2017-11-16 14:00 - Due to: 2017-11-16 14:30
| 1.7k views
3 like 0 dislike
9 answers
[Exercise] True/False - asked Nov 16, 2017 in 2017-1 程式設計(一)AD by 楊修俊 (30k points)
ID: 33764 - Available when: 2017-11-16 14:00 - Due to: 2017-11-16 14:30
| 1.7k views
1 like 0 dislike
0 answers
[Resource] asked Jan 4, 2018 in 2017-1 程式設計(一)AD by 楊修俊 (30k points)
ID: 40762 - Available when: Unlimited - Due to: Unlimited
| 26 views
12,783 questions
183,442 answers
172,219 comments
4,824 users