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

void print_list(vector<int> a){
	for(auto i:a){
		cout << i << ' ';
	}
	cout << '\n';
}

int main(){
	int n,m;
	cin>>n>>m;
	vector<int> sb(n);
	vector<int> ss(1,0);
	vector<int> a(n);
	int s = 0;
	for(int i=0;i<n;i++){
		cin>>a[i];
		sb[i]=s;
		ss[s] += (a[i]+1)%2;
		if (i != n-1) {
			char c;
			cin>>c;
			if (c != '*'){
				ss.push_back(0);
				s++;
			}
		}
	}
	int parity =0;
	for (int i=0; i<ss.size();i++){
		if( ss[i]==0){
			parity = (parity+1)%2;
		}
	}
	//print_list(ss);
	//print_list(sb);
	cout<<(parity?"odd\n":"even\n");
	for(int i=0; i<m; i++){
		int x,y;
		cin>>x>>y;
		x--;
		if (a[x]%2 != y%2){
			if(y%2==1){
				ss[sb[x]]--;
				if (ss[sb[x]]==0){
					parity = (parity+1)%2;
				}
			}else{
				ss[sb[x]]++;
				if (ss[sb[x]]==1){
					parity = (parity+1)%2;
				}
			}
		}
		a[x]=y;
		//print_list(ss);
		//print_list(sb);
		cout<<(parity?"odd\n":"even\n");
	}
}