A Sigma Function
B Claw Decomposition  
C Reconstructing Binary Forests  
D The Base-1 Number System  
E What be thy Name, O Dear Tree?  
F Lighting System Design  
G Triangle Counting  
H Ahoy, Pirates!  
I Binary Multiplication

problems at the UVA ONLINE JUDGE, numbers 11395-11403.

Resolvidos:

OK - A Sigma Function - aritmético
OK - B Claw Decomposition - grafo ( bicolorir )
   - C Reconstructing Binary Forests
OK - D The Base-1 Number System - nike
OK - E What be thy Name, O Dear Tree? - simulação
OK - F Lighting System Design - programação dinâmica
OK - G Triangle Counting - aritmético
OK - H Ahoy, Pirates! - "segment list"
OK - I Binary Multiplication - simulação