Facebook:
https://www.facebook.com/FUICPC?mibextid=kFxxJD
Codeforces Group:
https://codeforces.com/group/c3FDl9EUi9/contests
(1)
https://codeforces.com/group/c3FDl9EUi9/contest/262795/problem/A
Solution:
https://ideone.com/aywc8G
(2)
https://codeforces.com/group/c3FDl9EUi9/contest/262795/problem/B
Solution:
https://ideone.com/y3hNr7
(3)
https://codeforces.com/group/c3FDl9EUi9/contest/262795/problem/E
Solution:
https://ideone.com/es88Ll
https://ideone.com/ZaFRna
(4)
https://codeforces.com/group/c3FDl9EUi9/contest/262795/problem/F
Solution:
https://ideone.com/di5LID
(5)
https://codeforces.com/group/c3FDl9EUi9/contest/262795/problem/M
Solution:
https://ideone.com/sHkck2
https://ideone.com/Jffzm0
