Compilare: main.cpp:4:0: warning: ignoring #pragma comment [-Wunknown-pragmas] #pragma comment(linker, "/stack:200000000") main.cpp: In function 'int main()': main.cpp:93:3: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for (auto i : es) cout << i + 1 << " "; cout << endl; ^~~ main.cpp:93:43: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' for (auto i : es) cout << i + 1 << " "; cout << endl; ^~~~ main.cpp: In function 'std::pair<T, std::vector<int> > MinAssignment(const std::vector<std::vector<_Tp> >&) [with T = int]': main.cpp:26:17: warning: 'l' may be used uninitialized in this function [-Wmaybe-uninitialized] T w; int j, l, s = 0, t = 0; ^ main.cpp:45:47: warning: 'w' may be used uninitialized in this function [-Wmaybe-uninitialized] T h = residue(i, j) - residue(i, q) + w; ^