Compilare: user.cpp:1:9: warning: #pragma once in main file #pragma once ^~~~ user.cpp: In function ‘void prepare()’: user.cpp:49:11: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (i < cuburi.size() - 1) { ~~^~~~~~~~~~~~~~~~~~~ user.cpp:53:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (j == cuburi.size() - 1) ~~^~~~~~~~~~~~~~~~~~~~ user.cpp: In function ‘void bu()’: user.cpp:70:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < dp.size(); i++) ~~^~~~~~~~~~~ user.cpp:74:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 1; i < cuburi.size(); ++i) { ~~^~~~~~~~~~~~~~~ user.cpp: In function ‘void getSol(int)’: user.cpp:115:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < solutie.size(); i++) ~~^~~~~~~~~~~~~~~~