dango3.cpp: In function 'std::vector<int> without(const std::vector<int>&, int)':
dango3.cpp:18:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
18 | for (int i = 0; i < v.size(); ++i)
| ~~^~~~~~~~~~
dango3.cpp: In function 'void Solve(int, int)':
dango3.cpp:53:27: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
53 | if (active.size() == n - 1)
| ~~~~~~~~~~~~~~^~~~~~~~
dango3.cpp:55:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
55 | for (int j = 0; j < active.size(); ++j)
| ~~^~~~~~~~~~~~~~~
dango3.cpp:66:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
66 | for (int j = 1; j < active.size(); ++j)
| ~~^~~~~~~~~~~~~~~
dango3.cpp:39:9: warning: unused variable 'currm' [-Wunused-variable]
39 | int currm = m;
| ^~~~~