function [ x ] = randomwalk( init, bias, steps )
%RANDOMWALK Summary of this function goes here
%   Detailed explanation goes here

    x = zeros(1,steps + 1);
    x(1) = init;
    
    for j = 2:steps + 1
        if rand <= bias
            x(j) = x(j-1) + 1;
        else
            x(j) = x(j-1) - 1;
        end
    end
    
end