prepare (1/3): 
finished

make (2/3): 
g++ -g -Wall -O2 -o main.o -c main.cpp 
g++ -g -Wall -O2 -o bubble_sort.o -c bubble_sort.cpp 
g++ -g -Wall -O2 -o deterministic_select.o -c deterministic_select.cpp 
g++ -g -Wall -O2 -o insertion_sort.o -c insertion_sort.cpp 
g++ -g -Wall -O2 -o merge_sort.o -c merge_sort.cpp 
g++ -g -Wall -O2 -o quick_sort.o -c quick_sort.cpp 
g++ -g -Wall -O2 -o random_select.o -c random_select.cpp 
g++ -g -Wall -O2 -o selection_sort.o -c selection_sort.cpp 
g++ -g -Wall -O2 -o main main.o bubble_sort.o deterministic_select.o insertion_sort.o merge_sort.o quick_sort.o random_select.o selection_sort.o
finished

clean (3/3): 
finished

all task finished, build successfully