Compilare: main.cpp: In function 'void topologicalSort()': main.cpp:28:51: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 28 | for (int k = 0; k < v[j].size(); k++) | ~~^~~~~~~~~~~~~ main.cpp:19:13: warning: unused variable 'i' [-Wunused-variable] 19 | int i, j, k; | ^ main.cpp:19:16: warning: unused variable 'j' [-Wunused-variable] 19 | int i, j, k; | ^ main.cpp:19:19: warning: unused variable 'k' [-Wunused-variable] 19 | int i, j, k; | ^