Most broken ribs heal on their own within six weeks. Restricting activities and icing the area regularly can help with healing and pain relief.
Many of the most widely used programming languages (such as C++, Delphi, Java, Python etc.) are multi-paradigm programming languages that support object-oriented programming to a greater or lesser degree, typically in combination with imperative, procedural programming.
This site provides an introduction to OR-Tools, Google's software suite for combinatorial optimization. The suite contains: A constraint programming solver. A simple and unified interface to several linear programming and mixed integer programming solvers, including CBC, CLP, GLOP, GLPK, Gurobi, CPLEX, and SCIP.