Compilare: main.cpp: In function 'void radixSort()': main.cpp:32:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0; j < sorted[i].size(); j++){ ~~^~~~~~~~~~~~~~~~~~ main.cpp:45:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0; j < sorted[i].size(); j++){ ~~^~~~~~~~~~~~~~~~~~ main.cpp: In function 'void Solve()': main.cpp:128:78: warning: 'first' may be used uninitialized in this function [-Wmaybe-uninitialized] leftExtend = getLCP(1, N - (first + len - 1) + 1, N - (first - 1) + 1); ~~~~~~~^~~~