queue = {};
push[queue, 3, "Clear drains"];
push[queue, 4, "Feed cat"];
push[queue, 5, "Make tea"];
push[queue, 1, "Solve RC tasks"];
push[queue, 2, "Tax return"];
Print[peek[queue]];
Print[pop[queue]];
queue1 = {};
push[queue1, 6, "Drink tea"];
Print[merge[queue, queue1]];