Zhejiang University Online Judge Questions section 2277 to title code 2283 and problem-solving report

Zju2277~2283 solution
.....................\Problem.pdf
.....................\Report.pdf
.....................\Zju2277 -- The Gate to Freedom.cpp
.....................\Zju2278 -- Fight for Food.cpp
.....................\Zju2279 -- In the Mirror.cpp
.....................\Zju2280 -- Key to Freedom.cpp
.....................\Zju2281 -- Way to Freedom(A).cpp
.....................\Zju2281 -- Way to Freedom(B).cpp
.....................\Zju2282 -- Challenge of Bravery.cpp
.....................\Zju2283 -- Challenge of Wisdom.cpp

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