prepare (1/3): 
finished

make (2/3): 
g++ -g -Wall -O2 -o main.o -c main.cpp 
main.cpp: In constructor 'grid::grid(unsigned int, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int)':
main.cpp:35:14: warning: 'grid::height' will be initialized after [-Wreorder]
     unsigned height;
              ^~~~~~
main.cpp:33:14: warning:   'unsigned int grid::start' [-Wreorder]
     unsigned start,end;
              ^~~~~
main.cpp:37:5: warning:   when initialized here [-Wreorder]
     grid(unsigned width,unsigned height, unsigned sx,unsigned sy,unsigned ex,unsigned ey):
     ^~~~
In file included from main.cpp:3:0:
unsorted_heap.h: In instantiation of 'TYPE unsorted_heap<TYPE, COMP>::dequeue_min() [with TYPE = point*; COMP = compare_t]':
main.cpp:226:1:   required from here
unsorted_heap.h:71:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 1; i < data.size(); ++i) {
unsorted_heap.h: In instantiation of 'const TYPE& unsorted_heap<TYPE, COMP>::get_min() const [with TYPE = point*; COMP = compare_t]':
main.cpp:226:1:   required from here
unsorted_heap.h:86:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 1; i < data.size(); ++i) {
In file included from main.cpp:4:0:
binary_heap.h: In instantiation of 'void binary_heap<TYPE, COMP>::enqueue(const TYPE&) [with TYPE = point*; COMP = compare_t]':
main.cpp:226:1:   required from here
binary_heap.h:71:34: warning: suggest parentheses around '-' inside '>>' [-Wparentheses]
         if(compare(data[i],data[i-1>>1]))
                                 ~^~
binary_heap.h:72:21: warning: suggest parentheses around '-' inside '>>' [-Wparentheses]
             swap(i,i-1>>1);
                    ~^~
binary_heap.h: In instantiation of 'TYPE binary_heap<TYPE, COMP>::dequeue_min() [with TYPE = point*; COMP = compare_t]':
main.cpp:226:1:   required from here
binary_heap.h:85:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0;i<(size())>>1;){
                 ~^~~~~~~~~~~~
binary_heap.h:86:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         if(size()^1&&size()>>1==i+1) {
                      ~~~~~~~~~^~~~~
main.cpp: At global scope:
main.cpp:77:12: warning: 'verbose_flag' defined but not used [-Wunused-variable]
 static int verbose_flag;
            ^~~~~~~~~~~~
g++ -g -Wall -O2 -o main main.o
finished

clean (3/3): 
finished

all task finished, build successfully