prepare (1/2): 
finished

make (2/2): 
make: Entering directory '/in'
g++ -c -o main.o main.cpp -O2 -Werror -Wall -Wextra -Wpedantic -std=c++1z
g++ -c -o bullet.o bullet.cpp -O2 -Werror -Wall -Wextra -Wpedantic -std=c++1z
g++ -c -o tank.o tank.cpp -O2 -Werror -Wall -Wextra -Wpedantic -std=c++1z
g++ -c -o game.o game.cpp -O2 -Werror -Wall -Wextra -Wpedantic -std=c++1z
g++ -c -o tankmaster.o tankmaster.cpp -O2 -Werror -Wall -Wextra -Wpedantic -std=c++1z
g++ -c -o terminal.o terminal.cpp -O2 -Werror -Wall -Wextra -Wpedantic -std=c++1z
g++ -o main main.o bullet.o tank.o game.o tankmaster.o terminal.o -O2 -Werror -Wall -Wextra -Wpedantic -std=c++1z
make: Leaving directory '/in'
finished

all tasks finished, build successfully