Problem B. 4759. (January 2016)
B. 4759. Four men and four women are sitting around a round table. Prove that there are four adjacent people such that there are the same number of men and women among them.
(3 pont)
Deadline expired on 10 February 2016.
Statistics:
183 students sent a solution.  
3 points:  148 students. 
2 points:  22 students. 
1 point:  9 students. 
0 point:  3 students. 
Unfair, not evaluated:  1 solution. 
