Coloring [0 1 0 1 1 0 2] seems to work for test case 2, giving it a chromatic number of 3 rather than 4.
yes.. corrected. Thanks for pointing it out :-)
Twins in a Window
Clock Hand Angle 1
Return the Fibonacci Sequence
Fibonacci-Sum of Squares
Three...is a magic number.
Signal Processing Basic - 1. Stretch a signal
Diagonal of a Spiral Matrix
Tribute to Ramanujan
possible ways through matrix
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