Problem: Example

Input

2 1
WE


Output

1 2

Solution (in CPP):

Solution:
#include <bits/stdc++.h>
#define syosu(x) fixed<<setprecision(x)
using namespace std;
typedef long long ll;
typedef unsigned int uint;
typedef unsigned long long ull;
typedef pair<int,int> P;
typedef pair<double,double> pdd;
typedef pair<ll,ll> pll;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<double> vd;
typedef vector<vd> vvd;
typedef vector<ll> vl;
typedef vector<vl> vvl;
typedef vector<string> vs;
typedef vector<P> vp;
typedef vector<vp> vvp;
typedef vector<pll> vpll;
typedef pair<int,P> pip;
typedef vector<pip> vip;
const int inf=1<<30;
const ll INF=1ll<<60;
const double pi=acos(-1);
const double eps=1e-11;
const ll mod=1e9+7;
const int dx[4]={-1,0,1,0},dy[4]={0,-1,0,1};


int main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	int n,m;
	cin>>n>>m;
	vi a(n);
	int sum=0;
	for(int i=0;i<m;i++) for(int j=0;j<n;j++){
		char c;
		cin>>c;
		if(c=='W') a[j]++,sum++;
	}
	int mn=sum,id=-1;
	for(int i=0;i<n;i++){
		sum+=m-2*a[i];
		if(sum<mn){
			mn=sum;
			id=i;
		}
	}
	cout<<id+1<<' '<<id+2<<endl;
}