use "test1.pkg";
use "test2.pkg";
use "test3.pkg";
use "test4.pkg";
use "test5.pkg";
test_max_flow.test();
test_matching.test();
test_min_cut.test();
test_dijkstra.test();
test_bellman_ford.test();
test_warshall.test();
test_johnson.test();