TOT 062 1984 Spring S-O3 99 pieces 2x2 cut of from a 29x29
Source:
August 19, 2019
combinatoricscombinatorial geometrysquare table
Problem Statement
From a squared sheet of paper of size pieces, each a square, are cut off (all cutting is along the lines bounding the squares). Prove that at least one more piece of size may be cut from the remaining part of the sheet.(S Fomin, Leningrad)