0 like 0 dislike
21.9k 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 | 21.9k views

144 Answers

0 like 0 dislike
Hidden content!
* * ** **
* * * ** * *



main()



{





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


** * *** **
**** ***
** **** * * ** ***** ** *** * ***
* ** ****
** **** * * is an ** ***********



return 0;









return 0;





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



main()



{





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


** * *
*** ** **
* * ** * * ** *** * ** ***
*** *** * **
** ** ***** is an *** * *********



return 0;









return 0;





}
answered by (54 points)
0 like 0 dislike
Hidden content!
#include<stdio.h>

#include<stdlib.h>

int main()

{
** ** ** ** ******* * ** * * ** * * * ** **** * * *** *** * * **** * ***** ** *** ** * *** ** * **** * * *** * * ** *** *
*** ***** * * **** ** a;
* * **** *** * * ***
* * * *** ** * *** ** *** * ** *****
* * *** *** * * ** * ** ** *** **** **
* ** * * ** * *** ** ** ** ***
* * * * *** ** ** * ** ** ** ****** ***

    
** ** ** * * * ****



}
answered by (-103 points)
0 like 0 dislike
Hidden content!
* * ** *** ** **
****** *** * **



int main()

{
*** *** *** ** * h, n, m, i, day, num, num1, num2, num3, num4;
***** ** *** ** * ** ** * ***** * &h, &n, &m, * *
* ** ** **** ** = h - i - n;
* * *** * *** * * ****** = n - m;
****** ****** **** * = num / num1;
** * * ** * ***** * * = num2 + 1;
*** * * ** ** * ** = num3 + 1;

 
* * ** * *** **** * <= * **** ** * < 0))
*** * ** ** *** * **** this is ** * ** ** *
***** * * ** ** ** * * if(num2 = 0)
* * ******* * ** * ***
* * **** ** ** *** ** ** * * * * * * * ***** * ** *** * num3);
* ** ** ** * **** *

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


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








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

}
answered by (-98 points)
0 like 0 dislike
Hidden content!
#include<stdio.h>



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




**** *** ** ****** * ******* <= 0)
**** * * * *** * ** **** *** ** * ** * * * * ** *** * is impossible!");
** * **** * * * * * * = 0; d < 4096; d++){
* *** ***** * * **** * ** * * ****** * ** ** * * + n >= h){
* *** * * * ***** **** * ****** * ** ** * ** ** ** * ***** ** **** * * * ** d + 1);
* *** * * ** * * * *** * ** ** * *** * ** **** * ** * ***** 0;
** ** **** * * * * * **** * * ****** * *** * **
** ** * * ** ***** ****** * **** ***** * **
* * ** * * **** * * **** * *** *** * * ** * ****** ** *** ** * ** ** ** * ** = i + n - m;
*** ** * ** ** * *





return 0;
answered by (-105 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>

#include <stdlib.h>

main(void)

{
*** * * * * *** ** h, n, m, i;
* ** ** * * ***** days=1;
* * * ** *** * *** ** **** &h);
**** *** * ** **** **** ** ** * * *** &n);
** ** * * ** * *** ****** * * * &m);
* ****** *** ***** * * * ** *** * * **** &i);


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

    {
* * * * * * * ** * **** *** ***** * * *** ** **
* * * * ** ** * ***** ***** * * **** ** **
** * * * ** * ** * ** * * * ** **** **** **** ** * ** ** = i+n-m;
* ** * * *** * ** ** * * *** **********
** ** * * ** * * ** * ** * ** ** * *** ****
* * ** * *** * ** * * * * **** **** **** ** **** ** ** * * **** * is impossible!");
** * * ** ****** *


* * ** * * * ** ** *** * * * days);



}
answered by (-64 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>

#include <string.h>

#include <ctype.h>

#include <math.h>

#include <stdlib.h>

#include <assert.h>



int main(){
** **** ** * * ******* * h,n,m,i;
** ** ** * **** ** **** day = 0;
* * *** * *** ** ** tmp;
** ** *** * ** * * j;
** * * * **** *** * * * * ** * * * ***** * ** * *
* * * * * * ** ** *** ** * * * * ** ** * **** **
** *** * ** * ** * **** *** ** * ** * * * * *** ** ** * * ****** * *** * ** ***
* * ** *** * * * *** ***** ** **** *** ** * * * if((n-m)>0){
*** * * * ** * * * ** * ** * * ****** * ** ** * ** ** * * * = h-(i+n);
* ****** ** ** ** * * ** *** ** *** ** * * * * ** *** *** ** = tmp/(n-m);
* ********** * * * * ** *** * * **** * * * ** *** ** * * * * * ** * * **** ** ** **
** * **** * *** * ********* ** * ** **
* * * * ** ** * * ***** * * ** * * * ** ** *** **** ** if((n-m)<=0){
* * * ** * ** *** *** * * * *** * * * * * * *** ** ** * * * ** is impossible!");
*** * **** * ** * ****** * *** *** * **
** ** *** ** ** * * ** * 0;

}
answered by (-216 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>





int main()

{  int h,n,m,i;
**** * * * ** * ***** ** * * * * * ** ** ** *** * ** ** ** ****
** ** * ** d,day;
* *** * * ** * * = h-i ;


**** **** * * *** *** ***
**** ** ** * * * * ** * * ** * ** * = d-(n-m) ;
** * * * * ** **** * **** * *
* * ** *** ** *** *
* * ** * * *** ** ** **
** **** * ** **** ** * *** * ** is *** * * *  
** ** *** ** *
*** ** *** *** ** 0;

}
answered by (-88 points)
0 like 0 dislike
Hidden content!
*** * * *******
* ** * * *** ******
* * * *** * **
*** * *** * * *



int main()

{



int ** *




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



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


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

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

return 0;







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

#include <stdlib.h>

main()

{
* ***** * ** ** h,n,m,i,d;
* * ** ** * * *** * * ** ** **** **** * ** ** ** * ** **
* ** * *** * * * * * * ** ** * *
* * * * *** ** * * * ** * * * ****
* **** * * ** ** * **** ** * * * ** **** **** = (h-i)/(n-m);
* *** *** * * *** * * * * * * ** * ** ** * * *** ***** * * * d);
* * * * * * **** * ***** * * *
** * **** * ** * * *
**** ** *** * * ***** ** * * * * * ** * * ** ** is impossible!!!");



}
answered by (-42 points)
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

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
| 1.5k 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
| 5.6k 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
| 8.1k 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
| 6.7k 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
| 4.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users