def xorMatrix(m, first_row):
    #
    # Write your code here.
    #
    n = len(first_row)
    if m <= 1:
        return first_row[:]

    k = m - 1  
    row = first_row[:]

    
    b = 0
    while (1 << b) <= k:
        if (k >> b) & 1:
            s = (1 << b) % n            
            shifted = [row[(i + s) % n] for i in range(n)]
            row = [row[i] ^ shifted[i] for i in range(n)]
        b += 1

    return row