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

const
    MAXQ = 200000;
    MAXN = 200000;

var
    N, Q, i : LongInt;
    A       : Array[0..MAXN-1] of LongInt;
    C, X    : Array[0..MAXQ-1] of LongInt;
    ans     : Array[0..MAXQ + 1-1] of LongInt;

begin
{
    uncomment the two following lines if you want to read/write from files
    assign(input,  'input.txt');  reset(input);
    assign(output, 'output.txt'); rewrite(output);
}

    ReadLn(N, Q);

    for i:=0 to N-1 do
        Read(A[i]);
    ReadLn();

    for i:=0 to Q-1 do
        ReadLn(X[i], C[i]);

    for i := 0 to MAXQ + 1-1 do ans[i] := 0;


    { INSERT YOUR CODE HERE }


    for i:=0 to Q + 1-1 do
        Write(ans[i], ' ');
    WriteLn();

end.