Compilare: main.cpp: In function 'int Find(short int, short int)': main.cpp:22:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( int i = 0; i < Hash[key].size(); ++i ) ~~^~~~~~~~~~~~~~~~~~ main.cpp: In function 'void Insert(int, int, int)': main.cpp:31:40: warning: narrowing conversion of 'L' from 'int' to 'short int' inside { } [-Wnarrowing] Hash[key].push_back( { L, C, val } ); ^ main.cpp:31:40: warning: narrowing conversion of 'C' from 'int' to 'short int' inside { } [-Wnarrowing] main.cpp:31:40: warning: narrowing conversion of 'val' from 'int' to 'short int' inside { } [-Wnarrowing] main.cpp: In function 'int DP(int, int, int)': main.cpp:35:8: warning: unused variable 'f' [-Wunused-variable] int f = Find( n, m ); ^