BAPC2014 J HUNNU11590 Jury Jeopardy

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题意：

一个迷宫，人一开始处在出口位置，要求遍历一次迷宫之后，回到初始位置，现在给出行走的方案，要出画出迷宫

人一开始面向右边

F：往前走一步

R：右转并往前走一步

L：左转并往前走一步

B：后转并往前走一步

思路：

直接模拟即可

#include <iostream>#include <stdio.h>#include <string.h>#include <stack>#include <queue>#include <map>#include <set>#include <vector>#include <math.h>#include <bitset>#include <algorithm>#include <climits>using namespace std;#define ls 2*i#define rs 2*i+1#define UP(i,x,y) for(i=x;i<=y;i++)#define DOWN(i,x,y) for(i=x;i>=y;i--)#define MEM(a,x) memset(a,x,sizeof(a))#define W(a) while(a)#define gcd(a,b) __gcd(a,b)#define LL long long#define ULL unsigned long long#define N 100005#define INF 0x3f3f3f3f#define EXP 1e-8#define rank rank1const int mod = 1000000007;int t,len;char str[1000000];int to[4][2]={0,1,1,0,0,-1,-1,0},vis[300][300];int main(){    int i,j,k;    scanf("%d",&t);    printf("%d\n",t);    while(t--)    {        MEM(vis,0);        scanf("%s",str);        len = strlen(str);        int r = 0;        int x = 128,y=128;        vis[x][y] = 1;        int maxx,maxy,minx,miny;        maxx = maxy = minx = miny = 128;        for(i = 0;i<len;i++)        {            if(str[i]=='F')            {                x+=to[r][0];                y+=to[r][1];                vis[x][y] = 1;            }            else if(str[i]=='R')            {                r = (r+1)%4;                x+=to[r][0];                y+=to[r][1];                vis[x][y] = 1;            }            else if(str[i]=='B')            {                r = (r+2)%4;                x+=to[r][0];                y+=to[r][1];                vis[x][y] = 1;            }            else if(str[i]=='L')            {                r = (r+3)%4;                x+=to[r][0];                y+=to[r][1];                vis[x][y] = 1;            }            maxx = max(maxx,x);            maxy = max(maxy,y);            minx = min(minx,x);            miny = min(miny,y);        }        printf("%d %d\n",maxx-minx+3,maxy-miny+2);        for(i = minx-1;i<=maxx+1;i++)        {            for(j = miny;j<=maxy+1;j++)            {                if(vis[i][j]) printf(".");                else printf("#");            }            printf("\n");        }    }    return 0;}

           

分享一下我老师大神的人工智能教程。零基础！通俗易懂！风趣幽默！还带黄段子！希望你也加入到我们人工智能的队伍中来！https://blog.youkuaiyun.com/jiangjunshow