0 like 0 dislike
18.3k views
蝸牛爬牆問題

有一隻蝸牛,爬在一個高度為h公尺的牆上面,白天往上爬n公尺,晚上下降m公尺,目前蝸牛位於牆上i公尺的地方,蝸牛從白天開始爬,請問幾天後蝸牛會爬到牆頂。

 

請寫一個程式,輸入h,n,m,i四個變數,計算出蝸牛幾天後會爬到牆頂。

如果蝸牛不可能爬到牆頂,請輸出 this is impossible!。

 

輸入說明

依序輸入四個正整數代表h,n,m,i。

 

輸出說明

輸出一個數代表蝸牛幾天會爬到牆頂。

 

範例輸入1

50 5 2 3

 

範例輸出1

15

範例輸入2

100 10 15 0

範例輸出2

this is impossible!
[Exercise] Coding (C) - asked in 2016-1 程式設計(一)AC by (18k points)
ID: 20993 - Available when: Unlimited - Due to: Unlimited

reshown by | 18.3k views

144 Answers

0 like 0 dislike
Hidden content!
#include * * *** * *

#include ** * * **



int main()

{
* *** * ***** h,n,m,i,a;
** * **** * ** *** ** * * ** *** * * * ** *
** * * **** *** * * **
*** ***** *** (a<0)
** * * *
*** *** **** ** ** ** * * *** * ***** *** * * ** is * ** ** *** **
* **** *****
* * * * ** if(a>0)
* * * * ** * *
* ** * ** *** ** * ** * * * ** ** ***** ** * ** *

  }




* **** * ** * ** 0;

}
answered by (-124 points)
0 like 0 dislike
Hidden content!
* * * * * * * ** **
* ** ** * ** ** *** *



int main()

{
* ** ** h, n, m, i, day, num, num1, num2, num3, num4, num5, num6;
*** * * * * * * * ** %d %d %d", &h, &n, &m, &i);
*** * * * ** * * = h - i - n;
* * **** * = n - m;
* * ****** *** = num / num1;
* *** *** ** * * * = num2 + 1;
* *** *** * * = num % num1;
**** * ***** * * * * = num2 + 2;
* * ******** * * = h - i;
* ** *** *** **** ** == 0)
* * **** ********* * *
*** * ** ********** ** ** *** ** ** **** *****
** ** ** * ***
* * * * ** * if(h == i)
** ** ** *** *
* ** ******** **** ** ** * * * * ** ** * * ***
** ** ** ** * *
* * * ** **** ****** ** if(num6 < 0)
* * ** * * **
***** * * * **** * * **** * * * ** * * ** is impossible!");
** ***** ** * ***
* **** *** ***** * ** if((num1 <= **** * *** > 0))
* **** * ** * ** * **** * is impossible!");}
***** *** * * *** * * * * **** ** if(n == 0)
** * ** **** ** **
*** * * * **** ** ***** ** * * ** * * *** * * * is impossible!");
* * * ** *
*** * * * * * *** * if(num <= 0)
** * * ** ****** * *
* * **** * * ** ** *** * *** ** * * ****** ***** * *
**** ** **** ****
* *** * * * * ** * * *** * ** * * *** * if(num4 == 0)
* * ** * ** * * **
*** * **** * *** * * ** *** *********** * * * *** * * num3);
*** * * ** ** * *
** * ** * * *
* ** ***** * *
** * * ** * * * *** * ** ** * *** * *** *** ** **** num5);
*** **
answered by (-98 points)
0 like 0 dislike
Hidden content!
* *** * *****
* * ** * *** * * *
*** * * *** **
* * *** * * *



int main()

{



int * *




* * ** ** *** ****








* ****** * * * * ***








* ***** * * **** ** *** *




* * ** *****








* * ** * ***** *** * * = (h-i) / (n - m);



}
* * **
* * ** * x);

else
** * ** ** ******** ** * * *** is * * * * ***


* * 0;







}
answered by (-120 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>

#include <stdlib.h>



int main()

{

    int h,n,m,i,d,a,f;


*** * * ** ** * * ** * * *** %d %d ****** * ** *** ** ** * * *


** * * ******** **** *** * *
* * * * * * ** ** ** **** *** *** ** * is impossible!");

   else

    {
* * * * * ** * * * * **** * *** * ** ** * * **
******* * * * * *** ** **** *** ** ** * * * *****


**** *** ** *** * * ** * ** * *** * * * * * * ** * ** *
* ***** * * ** ** ** ** **** * * *
* * * ***** * * * ** * * * * ***** * * * ** * **** * * * * *** **
* ***** * * ** *** ******* *** * *** * **** * *** * * * * *** ** ****
** *** **** * **** *** ** * ** ** * *** *** * ** * *** ******* ****** * * * *
* ** * ** *** ********** * **** *** ** ***** **** ** *** * * ** ***** ** * *
*** * * ** ***** * * ** * ** * *** * * **** * * * * * **** *
** * * * * ***** ** ***** * * *** *** * ** * *** ** ** **** * *






* ***** * ***** * ****** * ** ** *** ***
* * ** ** ** ** ** * ** * * ** **** * * * **** **

    }





    return 0;

}
answered by (-186 points)
0 like 0 dislike
Hidden content!
#include<stdio.h>

#include<stdlib.h>

int main()

{
* *** ** **** *** h;
** ****** * ** *** n;
* ***** * *** * * ** * m;
* *** ** ** * *** ** * i;
** ** * * * * * *** day;
* ** ******* * * * *** ans;
**** ** * * *** * *** * swn;

scanf("%d %d %d * * * * ******** * *** ** * ***



if(n<=m)
* * *** * * ***** ** **** * is impossible!");


** * **** * * * ** * ** * **
** * *** *** **** * *
* ** *** * *** ** * * ** * ** ** * *** * ** *****
** ** * * * ** *** * * * * * ** * * *** * *** * *
* * * ***** * ** * ** *** ** ** ** * * *
*** *** * * * * * *** ** *
* * ** *** ** * * ** * * **** ****
***** * ***** * * **
** * * ** * * * ***** *** ***** ** ** * *

    }

return 0;

}
answered by (-248 points)
0 like 0 dislike
Hidden content!
#include<stdlib.h>

#include<stdio.h>

int main()

{
*** * * ** *** * * h,n,m,i;


* *** * * ** ** *** *** %d %d * ** ***** ** * *** ** * ** *** * *
*** *** **** ** ***** ** * (n<m)
* * *** * * *** *
* * * * *** ** * ** * * * *** ******* * ** ** ** *** **** is impossible!");
** * ***** * * * * * *
*** ********* * * * *
******* * * * ** * *** * ** *
********* * * *** * *** * ****** **** ***  day;
** ****** * ** ** ** * ** * * * **
* *** * ** **** * *** ** * * *** * *
*** * ** ** *** ** ** ***



}
answered by (-124 points)
0 like 0 dislike
Hidden content!
#include<stdio.h>

#include<stdlib.h>

int main1()

{
*** ** * *** * *** **** ** h;
*** *** * * * * n;
* ****** * * *** * **** * m;
****** ** * * * * i;
***** * * ** * * * ** **** * day;
* * ******* ** ** * * * ans;
** * ** ** * * *** swn;

scanf("%d %d %d ** * **** * * *** *** **** *



if(n<=m)
* *** ** ** ** * * * *** ** is impossible!");


**** * * ***** **** ** ****
* * ** ** ** **** * *** *******
**** *** * * ** ** * *** * * * * ** * * * * ****
* *** **** ** * * *** ** **** ** ** * ** * * * *****
** * *** * * * * * ** **
* * ** *** **** * * ** *** * * ** *
*** *** * ***** * ** * * * * * ** ** *
* ** * ***** * * * * ** *
** * * *** * ** *** * ** ** ** ** *** *** ** ** **

    }

return 0;

}
answered by (-248 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>

#include <stdlib.h>



int main()

{

    int h,n,m,i,a,b,c=0;
** * ** * * ** **** ** ** ********* * * ** * ******* * * * *


**** * *** * * * *** ** ***** * **
** ***** ** **** ** * * ** ****** **** ******** ** **** is impossible!");
** * ***** ** * * **

    {
* ** ** * ** ** *** *** * *** * ** *** * ***
** ** * *** * * ** * * * *** * ** ** ********** * h>0 )
** * * *** * * * *** * ** ***** * *
** ******* * ** *** ** ** ** ** * ** ** * * * ** *****
**** * * * * * * * * ** * * * * * * *** * * ** ** * ** * * * (h>0 )
*** ***** * *** ** *** * ********** ** * * ** * ** * *** * * * *** * * ** *
** **** * *** ** *** ** ***** * ** * ** *** * ** * * ****** * **
* *** * *** * **** * * * ** * **** ** *
* *** ** ****** ** * ** * ****** ****** *** **** * *** ** ",c);

    }
* * * *** * * ** ** ** 0;

}
answered by (-85 points)
0 like 0 dislike
Hidden content!
#include<stdio.h>

#include<stdlib.h>

int main1()

{
* **** ** * * ** ** h;
* ** ****** * ** * * n;
**** * ** * ** ** * ** * m;
**** **** *** ** ** ** i;
* ** ** ** * *** ** * day;
** ****** * * ** * ** ans;
*** **** *** * * ** * * ** swn;

scanf("%d %d %d * ** * * * * ** * **** * ******



if(n<=m)
*** ** ** *** * * ** * **** ** **** is impossible!");


*** * * * * ***** *
** ***** ** ** * * * *
** * * * * *** * * * ** ******* * * * ** * * * ******* ****
* ***** * * ** * **** ** * * ** * ** * ****** * ** ***
* * ** * * * * ** * ** *** *** * ***
**** * * * *** ** * ***** ** *** *
* * * * ** * **** ** ** * * * ** *
* ** ** * * * ** * ***
** * * * ** *** *** * ** * ** * * ** ** * * * ** * *** *

    }

return 0;

}
answered by (-248 points)
0 like 0 dislike
Hidden content!
#include<stdlib.h>

#include<stdio.h>

int main()

{
** ** ** *** * * * * * * h,n,m,i;


** ** * *** * * * ** * %d %d *** * ** ***** ** * ** *
** * * * * * *** * (n<m)
******** * ***** ** ** * *
**** * ** ***** *** * * * ** ** * ** * ** * is impossible!");
** ** ** ** ****** ** *
** * ** ** * *** *
* ** * ** * * * * * ***
**** ** ** * ***** * * **** * ** ***** * *  day;
*** * ** ** * * * ** ** * *
* * * ** * * **** * ** * * * * * ***
* * ** ** **** ** * * **



}
answered by (-124 points)
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.69.7.78
©2016-2026

Related questions

0 like 0 dislike
3 answers
[Exercise] Essay (Open question) - asked Jan 5, 2017 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 20995 - Available when: Unlimited - Due to: Unlimited
| 1.3k views
0 like 0 dislike
28 answers
[Exercise] Coding (C) - asked Jan 5, 2017 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 20984 - Available when: Unlimited - Due to: Unlimited
| 4.7k views
0 like 0 dislike
43 answers
[Exercise] Coding (C) - asked Jan 5, 2017 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 20980 - Available when: Unlimited - Due to: Unlimited
| 6.8k views
0 like 0 dislike
39 answers
[Exercise] Coding (C) - asked Jan 5, 2017 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 20978 - Available when: Unlimited - Due to: Unlimited
| 5.8k views
0 like 0 dislike
16 answers
[Exercise] Essay (Open question) - asked Jan 5, 2017 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 20974 - Available when: Unlimited - Due to: Unlimited
| 3.6k views
12,783 questions
183,442 answers
172,219 comments
4,824 users