For those interested -> TopCoder annual competition just started (Marathon track which is usually 2 weeks length optimization problems): https://community.topco

For those interested -> TopCoder annual competition just started (Marathon track which is usually 2 weeks length optimization problems): https://community.topcoder.com/longcontest/?module=ViewProblemStatement&compid=55119&rd=16903 https://community.topcoder.com/longcontest/?module=ViewProbl...