2024绍兴小学T4淘金者标准代码：

#include<bits/stdc++.h>
using namespace std;
const int MN=2005;
int n,m,X,Y,u[MN][MN],d[MN][MN],fr,ba,qx[MN*MN],qy[MN*MN];
char a[MN][MN];
bool vis[MN][MN];
inline bool check(int M)
{
	for(int i=1;i<=n;i++)
		for(int j=1;j<=m;j++)
			vis[i][j]=0;
	fr=ba=0;
	qx[0]=n,qy[0]=1;
	vis[n][1]=1;
	while(fr<=ba)
	{
		int x=qx[fr],y=qy[fr++];
		if(x==X&&y==Y)
			return 1;
		if(a[x][y-1]=='X'&&!vis[x][y-1])
			qx[++ba]=x,qy[ba]=y-1,vis[x][y-1]=1;
		if(a[x][y+1]=='X'&&!vis[x][y+1])
			qx[++ba]=x,qy[ba]=y+1,vis[x][y+1]=1;
		if(u[x][y]&&x-u[x][y]<=M&&!vis[u[x][y]][y])
			qx[++ba]=u[x][y],qy[ba]=y,vis[u[x][y]][y]=1;
		if(d[x][y]&&d[x][y]-x<=M&&!vis[d[x][y]][y])
			qx[++ba]=d[x][y],qy[ba]=y,vis[d[x][y]][y]=1;
	}
	return 0;
}
int main()
{
	scanf("%d%d",&n,&m);
	for(int i=1;i<=n;i++)
		scanf("%s",a[i]+1);
	scanf("%d%d",&X,&Y);
	X++,Y++;
	for(int i=1;i<=n;i++)
		for(int j=1;j<=m;j++)
			if(a[i-1][j]=='X')
				u[i][j]=i-1;
			else
				u[i][j]=u[i-1][j];
	for(int i=n;i;i--)
		for(int j=1;j<=m;j++)
			if(a[i+1][j]=='X')
				d[i][j]=i+1;
			else
				d[i][j]=d[i+1][j];
	int L=-1,R=n,M;
	while(L+1<R)
	{
		M=(L+R)>>1;
		if(check(M))
			R=M;
		else
			L=M;
	}
	printf("%d\n",R);
	return 0;
}

我的洛谷

经过我缜密的计算， 得出这组蕴含宇宙真谛的代码，不要泄露给别人看，自己运行就行了！！！

#include <bits/stdc++.h>
using namespace std;
signed main(){
	long long a[11] = {0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55};
	long long b[11] = {0, 0, 0, 2, 2, 4, 6, 10, 16, 26, 42};
	long long c[11] = {0, 7, 6, -3, 8, -26, -21, -10, -46, -63, -106};
	long long d[11] = {0, 90, 89, 83, 95, 65, 76, 95, 73, 79, 73};
	long long sum = 0;
	for(int i = 1; i <= 10; ++ i)  sum += d[i];
	sum = (sum % 10 ? sum / 10 + 1 : sum / 10);
	for(int i = 1; i <= 10; ++ i) d[i] = sum + (a[i] << 2) + (b[i] << 4) + c[i] - (a[i] + (a[i] << 1)) - (b[i] + (b[i] << 3) + (b[i] << 2) + (b[i] << 1));
	for(int i = 1; i <= 10; ++ i) {
		if(i==2)d[i]=108-32;
		if(i==3)d[i]=116-32;
		cout << char(d[i]);
	}	
 	return 0;
}