0 like 0 dislike
23.7k 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 | 23.7k 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:104.23.243.108
©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
| 1.7k 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
| 6.1k 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
| 8.7k 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
| 7.3k 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
| 4.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users