10.4

Part of 2000 All-Russian Olympiad Regional Round

Problems(1)

40x40 and 49x49 times of nxn - All-Russian MO 2000 Regional (R4) 10.4

Source:

For what smallest

n

n \times n

square be cut into squares

40 \times 40

49 \times 49

so that squares of both types are present?

combinatoricstilescombinatorial geometry