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#include<bits/stdc++.h> #define oo 0x3f3f3f3f #define cl(x) memset(x, 0, sizeof(x)) #define mp make_pair #define...

#include<cstdio> #include<iostream> using namespace std; struct Edge{ int to,next; }e; int head,cnt=0; void add(int u,int v) { cnt++; e.to=v; e.next=head; head=cnt; } int...

#include <bits/stdc++.h> using namespace std; using ll = long long; using ld...

#include<iostream> #include<cstdio> #include<cstring> using namespace std; string s,t; int q; string str; int w; bool g; int main() { cin>>s; for(int...

#include <cstdio> int main() { long long n, k; scanf("%I64d%I64d", &n, &k); puts((n...

import java.io.*; import java.util.*; import sun.security.pkcs11.Secmod.DbMode; public class F { static class Edge...

#include<bits/stdc++.h> #define pi acos(-1) #define maxn 1148576 using namespace std; typedef long long...

#include <iostream> #include <algorithm> #include <cmath> #include <cstring> #include <cstdlib> #include <cstdio> #include <map> #include <ctime> #include...

#include<iostream> #include<cstring> #include<cstdio> using namespace std; int getnum(char c){ switch(c){ case 'A':return 0; case 'T':return 1; case...

#include <cstdio> int main(){ int n, k; scanf("%d%d", &n, &k); int l =...

#include<bits/stdc++.h> using namespace std; const int maxn=2e6+5; int main() { char a={}; int n,k,i; cin>>n; while(n--){ string x; cin>>x>>k; int...

#include <bits/stdc++.h> using namespace std; int n,m,maxx,minx=1e9,maxy,miny=1e9,T; char a; int main(){ scanf("%d%d",&n,&m); for(int i=1;i<=n;i++) for(int j=1;j<=m;j++){ cin>>a; if(a=='B')T++,maxx=max(maxx,i),minx=min(minx,i),maxy=max(maxy,j),miny=min(miny,j); } if(!T)puts("1"); else{ int...