// NOTE: it is recommended to use this even if you don't understand the
// following code.

#include <fstream>
#include <iostream>
#include <vector>

using namespace std;

// input data
int N, Q;
vector<int> V;

int main() {
    //  uncomment the following lines if you want to read/write from files
    //  ifstream cin("input.txt");
    //  ofstream cout("output.txt");

    cin >> N >> Q;
    V.resize(N);
    for (int i = 0; i < N; i++)
        cin >> V[i];

    // insert your code here

    cout << 42 << endl; // print the result before all the updates

    for (int i = 0; i < Q; i++) {
        int pos, val;
        cin >> pos >> val;

        // insert your code here

        cout << 42 << endl; // print the result after this update
    }

    return 0;
}