Compilare: main.cpp: In function 'void update(int, int, int)': main.cpp:65:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (mij < ai[1].poz) update(mij + 1, right, 2 * ind + 1); ~~~~^~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:115:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (t = 1; t <= n; ++t) ~~^~~~