Question: What game at ParyCasino allows you to place bets on either a single number or a range of numbers, the colors red or black, or whether the number is odd or even, or if the numbers are high (19–36) or low (1–18).
Sentence (from "Edge coloring"): The edge-coloring problem asks whether it is possible to color the edges of a given graph using at most k different colors, for a given value of k , or with the fewest possible colors.
Relevant evidence: No