Görev #223. Represented in the mission Kakuro all sizes, from the smallest (3x3) to the largest of the 30x30. Solving tasks and studying the academic discipline \"metallurgy\" you will be able to collect the necessary recipes and items for melting ferrous metals. After completing the course, must write a thesis on the theme: \"the Melting Terminator\". The study group – a maximum of 25 people. Recipes will get all credited to the group. Items are only admitted to practice. All prizes and books for writing a thesis will receive a 10 standouts.