Compilare: main.cpp: In function 'Dreapta dreapta(Punct, Punct)': main.cpp:30:24: warning: narrowing conversion of '(p2.Punct::y - p1.Punct::y)' from 'long long int' to 'long double' inside { } [-Wnarrowing] Dreapta d1 = {p2.y - p1.y, p1.x - p2.x, p1.y * p2.x - p1.x * p2.y}; ~~~~~^~~~~~ main.cpp:30:37: warning: narrowing conversion of '(p1.Punct::x - p2.Punct::x)' from 'long long int' to 'long double' inside { } [-Wnarrowing] Dreapta d1 = {p2.y - p1.y, p1.x - p2.x, p1.y * p2.x - p1.x * p2.y}; ~~~~~^~~~~~ main.cpp:30:57: warning: narrowing conversion of '((p1.Punct::y * p2.Punct::x) - (p1.Punct::x * p2.Punct::y))' from 'long long int' to 'long double' inside { } [-Wnarrowing] Dreapta d1 = {p2.y - p1.y, p1.x - p2.x, p1.y * p2.x - p1.x * p2.y}; ~~~~~~~~~~~~^~~~~~~~~~~~~ main.cpp: In function 'void Solve()': main.cpp:115:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (long long j = 0; j < hull.size(); ++j) ~~^~~~~~~~~~~~~ main.cpp:133:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (long long i = 1; i < hull.size(); ++i) ~~^~~~~~~~~~~~~ main.cpp:159:29: warning: 'ind3' may be used uninitialized in this function [-Wmaybe-uninitialized] aux = distd(hull[nxt(ind3, hull.size() - 1)], d2); ~~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:150:29: warning: 'ind2' may be used uninitialized in this function [-Wmaybe-uninitialized] aux = distd(hull[nxt(ind2, hull.size() - 1)], d2); ~~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:141:41: warning: 'ind1' may be used uninitialized in this function [-Wmaybe-uninitialized] double aux = fabs(distd(hull[nxt(ind1, hull.size() - 1)], d1)); ~~~^~~~~~~~~~~~~~~~~~~~~~~