Compilare: user.cpp:142:17: warning: ‘template<class> class std::auto_ptr’ is deprecated [-Wdeprecated-declarations] typedef ::std::auto_ptr < kmax > amax; ^~~~~~~~ In file included from /usr/include/c++/6/memory:81:0, from user.cpp:45: /usr/include/c++/6/bits/unique_ptr.h:49:28: note: declared here template<typename> class auto_ptr; ^~~~~~~~ user.cpp: In constructor ‘kmax::kmax()’: user.cpp:126:15: warning: iteration 301 invokes undefined behavior [-Waggressive-loop-optimizations] D[n][k] = 0; ~~~~~~~~^~~ user.cpp:124:24: note: within this loop for ( k = 0; max_s >= k; ++ k ) ~~~~~~^~~~ user.cpp:117:15: warning: iteration 301 invokes undefined behavior [-Waggressive-loop-optimizations] C[n][k] = 0; ~~~~~~~~^~~ user.cpp:115:24: note: within this loop for ( k = 0; max_s >= k; ++ k ) ~~~~~~^~~~