Compilare: user.cpp: In member function ‘void SuffixArray2D::sortListOfPositions()’: user.cpp:214:52: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int index = 0; index < listOfPositions.size(); ++index) ^ user.cpp:226:52: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int index = 0; index < listOfPositions.size(); ++index) ^ user.cpp:236:52: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int index = 0; index < listOfPositions.size(); ++index) ^ user.cpp:248:52: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int index = 0; index < listOfPositions.size(); ++index) ^ user.cpp:258:52: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int index = 0; index < listOfPositions.size(); ++index) ^ user.cpp:270:52: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int index = 0; index < listOfPositions.size(); ++index) ^ user.cpp:280:52: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int index = 0; index < listOfPositions.size(); ++index) ^ user.cpp:292:52: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int index = 0; index < listOfPositions.size(); ++index) ^ user.cpp: In member function ‘void Poze::sortSquareData()’: user.cpp:457:47: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int index = 0; index < squareData.size(); ++index) ^ user.cpp:469:47: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int index = 0; index < squareData.size(); ++index) ^ user.cpp:479:47: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int index = 0; index < squareData.size(); ++index) ^ user.cpp:491:47: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int index = 0; index < squareData.size(); ++index) ^ user.cpp:501:47: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int index = 0; index < squareData.size(); ++index) ^ user.cpp:513:47: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int index = 0; index < squareData.size(); ++index) ^ user.cpp:523:47: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int index = 0; index < squareData.size(); ++index) ^ user.cpp:535:47: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int index = 0; index < squareData.size(); ++index) ^