0 like 0 dislike
10.8k 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 | 10.8k 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:172.69.6.229
©2016-2025

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
| 766 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
| 2.7k 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
| 3.8k 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
| 3.4k 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
| 2.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users