In file included from /in/Compile/check.cpp:7:
/in/sokoban.hpp:97:23: error: implicit conversion changes signedness: 'int' to 'std::vector<bool, type-parameter-0-0>::size_type' (aka 'unsigned long') [-Werror,-Wsign-conversion]
        visitedWorker[worker] = true;
        ~~~~~~~~~~~~~ ^~~~~~
/in/sokoban.hpp:100:30: error: implicit conversion changes signedness: 'int' to 'std::vector::size_type' (aka 'unsigned long') [-Werror,-Wsign-conversion]
            int delta = cost[worker][task] - labelWorker[worker] - labelTask[task];
                        ~~~~ ^~~~~~
/in/sokoban.hpp:100:58: error: implicit conversion changes signedness: 'int' to 'std::vector::size_type' (aka 'unsigned long') [-Werror,-Wsign-conversion]
            int delta = cost[worker][task] - labelWorker[worker] - labelTask[task];
                                             ~~~~~~~~~~~ ^~~~~~
/in/sokoban.hpp:104:33: error: implicit conversion changes signedness: 'int' to 'std::vector::size_type' (aka 'unsigned long') [-Werror,-Wsign-conversion]
                    matchWorker[worker] = task;
                    ~~~~~~~~~~~ ^~~~~~
/in/sokoban.hpp:97:23: error: implicit conversion changes signedness: 'int' to 'std::vector<bool, type-parameter-0-0>::size_type' (aka 'unsigned long') [-Werror,-Wsign-conversion]
        visitedWorker[worker] = true;
        ~~~~~~~~~~~~~ ^~~~~~
/in/sokoban.hpp:119:20: note: in instantiation of function template specialization 'hungarianAlgorithm(const vector<vector<int> > &)::(anonymous class)::operator()<(lambda at /in/sokoban.hpp:96:16) &>' requested here
        while (!dfs(worker, visitedWorker, visitedTask, dfs)) {
                   ^
/in/sokoban.hpp:100:30: error: implicit conversion changes signedness: 'int' to 'std::vector::size_type' (aka 'unsigned long') [-Werror,-Wsign-conversion]
            int delta = cost[worker][task] - labelWorker[worker] - labelTask[task];
                        ~~~~ ^~~~~~
/in/sokoban.hpp:100:58: error: implicit conversion changes signedness: 'int' to 'std::vector::size_type' (aka 'unsigned long') [-Werror,-Wsign-conversion]
            int delta = cost[worker][task] - labelWorker[worker] - labelTask[task];
                                             ~~~~~~~~~~~ ^~~~~~
/in/sokoban.hpp:104:33: error: implicit conversion changes signedness: 'int' to 'std::vector::size_type' (aka 'unsigned long') [-Werror,-Wsign-conversion]
                    matchWorker[worker] = task;
                    ~~~~~~~~~~~ ^~~~~~
/in/sokoban.hpp:104:43: error: implicit conversion loses integer precision: 'size_t' (aka 'unsigned long') to '__gnu_cxx::__alloc_traits<std::allocator<int> >::value_type' (aka 'int') [-Werror,-Wshorten-64-to-32]
                    matchWorker[worker] = task;
                                        ~ ^~~~
/in/sokoban.hpp:122:34: error: implicit conversion changes signedness: 'int' to 'std::vector<bool, type-parameter-0-0>::size_type' (aka 'unsigned long') [-Werror,-Wsign-conversion]
                if (!visitedTask[task]) {
                     ~~~~~~~~~~~ ^~~~
/in/sokoban.hpp:123:46: error: implicit conversion changes signedness: 'int' to 'std::vector::size_type' (aka 'unsigned long') [-Werror,-Wsign-conversion]
                    delta = min(delta, slack[task]);
                                       ~~~~~ ^~~~
/in/sokoban.hpp:127:35: error: implicit conversion changes signedness: 'int' to 'std::vector<bool, type-parameter-0-0>::size_type' (aka 'unsigned long') [-Werror,-Wsign-conversion]
                if (visitedWorker[i]) labelWorker[i] += delta;
                    ~~~~~~~~~~~~~ ^
/in/sokoban.hpp:127:51: error: implicit conversion changes signedness: 'int' to 'std::vector::size_type' (aka 'unsigned long') [-Werror,-Wsign-conversion]
                if (visitedWorker[i]) labelWorker[i] += delta;
                                      ~~~~~~~~~~~ ^
/in/sokoban.hpp:128:33: error: implicit conversion changes signedness: 'int' to 'std::vector<bool, type-parameter-0-0>::size_type' (aka 'unsigned long') [-Werror,-Wsign-conversion]
                if (visitedTask[i]) labelTask[i] -= delta;
                    ~~~~~~~~~~~ ^
/in/sokoban.hpp:128:47: error: implicit conversion changes signedness: 'int' to 'std::vector::size_type' (aka 'unsigned long') [-Werror,-Wsign-conversion]
                if (visitedTask[i]) labelTask[i] -= delta;
                                    ~~~~~~~~~ ^
/in/sokoban.hpp:129:28: error: implicit conversion changes signedness: 'int' to 'std::vector::size_type' (aka 'unsigned long') [-Werror,-Wsign-conversion]
                else slack[i] -= delta;
                     ~~~~~ ^
/in/sokoban.hpp:136:27: error: implicit conversion changes signedness: 'int' to 'std::vector::size_type' (aka 'unsigned long') [-Werror,-Wsign-conversion]
        totalCost += cost[worker][matchWorker[worker]];
                     ~~~~ ^~~~~~
/in/sokoban.hpp:136:35: error: implicit conversion changes signedness: '__gnu_cxx::__alloc_traits<std::allocator<int> >::value_type' (aka 'int') to 'std::vector::size_type' (aka 'unsigned long') [-Werror,-Wsign-conversion]
        totalCost += cost[worker][matchWorker[worker]];
                     ~~~~         ^~~~~~~~~~~~~~~~~~~
/in/sokoban.hpp:136:47: error: implicit conversion changes signedness: 'int' to 'std::vector::size_type' (aka 'unsigned long') [-Werror,-Wsign-conversion]
        totalCost += cost[worker][matchWorker[worker]];
                                  ~~~~~~~~~~~ ^~~~~~
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
/in/Compile/Makefile:16: recipe for target 'main' failed
make: *** [main] Error 1