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LightOj 1034 (Hit the Light Switches)

2018-11-25 :: ~5 min read
#lightoj  #cp  #problem solving  #topsort  #scc  #graph theory 
Hit the Light Switches
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LightOj 1168 (Wishing Snake)

2018-11-22 :: ~5 min read
#lightoj  #cp  #problem solving  #scc  #graph theory 
Wishing Snake
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