0 like 0 dislike
11.2k 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 | 11.2k views

144 Answers

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





int main()

{
* * * * ** h,n,m,i,x;
** * * ***** * ** * * * ** * ** * * *** *** * * * *
** * **** *** * *** (n > m)
*** * * ** * *
*** * * ** *** **** * **** * * ** * * * ** *** *
* ** ***** ** * * **** * * * * *** * * * * *** * *** **
**** * * **** **
** * ** ** *

  {
** ** * * * *** ** ** * ** *** * * ** ("this is *** * * * * *

  }
** ** ***** 0;

}
answered by (43 points)
0 like 0 dislike
Hidden content!
#include ** * ***** *

#include * * *** **

int main()

{

int h, n, m , i, a;

scanf * ** * * * * ****** * ** * * ** * * * *

if (n <= m)
* ** * * * *** ** * ****** ("this is * ** ** **

else if (h <= i)
* * ** ****** ***** ** * * * * ** **** *** ("this is ***** * * *
* *** * * * * * *** *** * if ( h <= 0)
**** * * * * * * *** * ******* ** ** * ***** ("this is * *** * *
*** ******* * * ** * ********* ** *** * * ** ** if ( m <= 0)
** *** *** **** ********** ***** * ** *** ***** * ("this is *** * * * *
* * * ****** * ****** * * * *** * *** ** ** if ( n <= 0)
** * ** ** ** ** * * * * * * ** * ** * * * * * ("this is ** *** **
* ** *** * * *** * ** ** * ** * ** ******* * ** if ( i < 0)
*** * * * ** * * * ** ** ** ** * * * ****** ** ("this is imposible!");
* * * * * * ** * * *** ** * ** **** ** * * *** ** * * ** **
** ****** ******* * *** *** ** *** *** * * *** * * *** * *** *** * * ** = (h - i - m) / (n - m );
*** * * * *** * * * * * ** ***** * ***** * **** * ** * **** ** * * * * ** * *

}
answered by (46 points)
0 like 0 dislike
Hidden content!
#include * ** * *** * *

#include ** * **** ** * *

int main()

{

int h, n, m , i, a;

scanf *** ** * * * * * **** * ** **** *

if (n <= m)
* * * * * * * * **** **** * ("this is * ** **

else if (h <= i)
* * * * * ** * * * ** ** * *** ** * **** *** ** ("this is ** ** *
** * ** * ** * * *** * * * * if ( h <= 0)
* * ** **** ** **** ** * ** ** ** ** * *** * ("this is ***** * *******
** * * ** ** * ** * ** * ** ** * * * ** ***** if ( m <= 0)
** ***** * * * * ** * ** * * ** * * ** ("this is **** ** ** * ***
*** ** ** **** * * ** * * ** * * * * * * * * if ( n <= 0)
* **** ** *** ** ** ***** *** * *** *** * ** * ("this is * ***** ****
** * * **** ** * ***** * ** *** * * * ** * * if ( i < 0)
** ** * * * * *** * *** ** *** ** * *** ("this is imposible!");
** * * * ** * ** * * **** * ** *** ****** * ** ** ** *** * * *
* *** * * ******* * *** * ** * * * * * ** * * * * * * * * ** * * * ** * = (h - i - m) / (n - m );
***** ***** ****** *** **** ** *** *** ** ** ** ** * * * *** * ******** * * **** **** * * * *** ** ** *****

}
answered by (46 points)
0 like 0 dislike
Hidden content!
#include * ** * *





int main()

{
* * **** ***** h,n,m,i,x;
* * * * * * ** ** * *** * * ** * * * * * * * * ** * **
* * ** * * ** * (n > m)
***** * ****
* * * ** * * * *** * ***** ** * * ** ** **
* ** ** ** * * * * * ** * * * * * * * * ** * ** ** ****** **
* * ***** * * * *
* * *** * *

  {
** * * *** ** * * * * ****** * * ("this is * ** *

  }

}
answered by (43 points)
0 like 0 dislike
Hidden content!
*** * *** **



int main(void)

{

 int h,n,m,i,k;
** ******* ** *** * * * ** ******* **
* * *
* *
* * * * * * * * ***** ** *** *** ** * **

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

}
answered by (-114 points)
0 like 0 dislike
Hidden content!
include * **** *** **

#include **** *** **


*** * main()



{

int h,n,m,i,a;
***** ** * * ***** **
* ** ** * * **** *
* ** * ******
* ** **** * * ** * **


***
* **
*** ** * * ** * * ** ** ***
** * * ** ** **
*** * * * is an impossible * * ** **



return 0;

}
answered by (54 points)
0 like 0 dislike
Hidden content!
include ***** * **

#include *** * **


* ** main()



{

int h,n,m,i,a;
* ** * * * ** * * *** *
* **** ****** * * ****
*** ******* ****** *
* * * * ** * *


*** * *
***
* * * * *** * * * * **
* * **** * * * **
*** * *** is an impossible * *** **** ****



return 0;

}
answered by (54 points)
0 like 0 dislike
Hidden content!
#include * ** ** * *
** *** ** * * *** **
* * ******* * ***





int *** *
**** * *

**** ** * * int * *** *
**** *

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

* *** ** ** h = h - i;
*** * * *

* * ** * * * if (h - n > 0){
* *** * **** **

* ** * ** if (n - m > 0){
* * ** * * * * *

**** ** * * ** * * * * for (d = 1;h > 0;d++){
** ** ** ** **** ** ** * *** *

* * ** ** ** * * ***** h = h - n;
* * * * * * * * * * * ** * **

** ** *** ** * ** ** *** * * if (h > 0){
** ** * *** ** ** *** ** * ***

***** ** * * ** *** *** ****** * * ** h = h + m;
* * * * * * ** *** * * ** * ***

* * * *** * ** ** * * }
** ** ** * * ** *** ** *

* * ** ** ** * ** ** * ** *** else
* * * ** ** * ** * **** * * ** * *

* * * ** * * **** * ** * * break;
* * **** * * * *** ** ** ***

***** * * ** * *** * * * * }
** *** * ** *

* * * ** printf *** * *****
*** * * * * * ** *** * ***

*** *** }
* * * ***

**** ** * else if (n - m * **** 0)
** * * **

*** * * **** printf *** is ** * *** * **
* * *

}


* ** * * * ** else
*** * **

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


* * * * * return 0;
* ***** *** *

}
answered by (-157 points)
0 like 0 dislike
Hidden content!
#include<stdio.h>



int main(){
** ** ** * * * ** ***** h, n, m, i, d = 1, a;
***** * *** * ** ** * * * **** * ** *** * &h, &n, &m, &i);
** * * * *** * * * * * * * * * ** **** h, n, m, i);




* * ** ** *** * **** ** ** * <= 0)
** ** * * * *** ** * *** *** * *** * * *** * * **** * *** is impossible!");
** * * **** = 0;  a < 4096; a++){
*** * *** * * * **** **** ********** * + n >= h)
** * * * ** * * * **** ** * * * * ** * *** * *** * = d;
* * * ** * * ** *** **** ** * ** * ** *****
* ** * * ** **** * * * * * * * * ****** ** **** ** **** *** * = i + n - m;
** * *** ** ** * * ** * * * * * ******* ** * ** * *** * ***
** * * ** ** *** ** *** * *** * * ***** * **** **
* * ** * * * ** ** *
**** * ***** * ** ****** * * * ******* d);



return 0;

}
answered by (-105 points)
0 like 0 dislike
Hidden content!
** ****** * **** *
** **** * *** *



int main()

{
*** * ** * * * * h, n, m, i, day, num, num1, num2, num3, num4, num5;
* * * * ** * * * ****** ** ***** *** &h, &n, &m, &i);
** **** * ** **** * = h - i - n;
* * * ***** * = n - m;
* * ** ** *** ** ** = num / num1;
** *** ** ** ** = num2 + 1;
**** ** ** *** ** = num3 + 1;
** ** ** ** * = num % num1;
** * *** * <= *** ** * * * < 0))
* * * **** *** * * * * this is **** *** *
** * ** * ** * * * if(num5 = 0)
* * ** ** * * *
* ***** *** **** ** * * ** * ** * **** ** ** * * ***** ** ** ** * num3);
* **** * ** *


*** * ***** if(num=0)
**** ** ***** ** * *
* ** * ** **** *** * * * * * **** * * ** * * *** **
* ***** * * *


** * ** **
** **** ** ** ** *
* * * **** ** * * * * ** ** * ** * * ** ** * * *** ** * num4);
** ***** * * * ** **








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

}
answered by (-98 points)
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.69.7.199
©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
| 785 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
| 2.8k 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
| 3.9k 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
| 3.5k 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