clang++ -O3 --std=c++11 -stdlib=libc++ main.cpp -o 2kt
./2kt1 ./2kt2 ./2kt4 ./2kt6 ./2kt8
clang++ -fopenmp -O3 --std=c++11 -stdlib=libc++ lab03.cpp -o lab03 && ./lab03
export LDFLAGS="-L/opt/homebrew/opt/libomp/lib" export LDFLAGS="-L/opt/homebrew/opt/llvm/lib/c++ -Wl,-rpath,/opt/homebrew/opt/llvm/lib/c++" export CPPFLAGS="-I/opt/homebrew/opt/libomp/include"
clang++ -O3 --std=c++11 -stdlib=libc++ lab03.cpp -o lab03