k white and m black dice, equal sums remainders mod 7, probability
Source: Polish second round 1997 p5
January 19, 2020
probabilitysumsDiceremaindernumber theorycombinatorics
Problem Statement
We have thrown white dice and black dice. Find the probability that the remainder modulo of the sum of the numbers on the white dice is equal to the remainder modulo of the sum of the numbers on the black dice.