install ubuntu 20.04

hi can someone please give me a working installation procedure. I tried this post failed

sudo apt-get install bsdmainutils build-essential libssl-dev libevent-dev lld ninja-build python3

sudo apt-get install cmake

sudo apt-get install apt-transport-https ca-certificates gnupg software-properties-common wget
wget -O - https://apt.kitware.com/keys/kitware-archive-latest.asc 2>/dev/null | sudo apt-key add -

sudo apt-get install libboost-all-dev

sudo apt-get install libdb-dev libdb++-dev libsqlite3-dev

git clone https://github.com/Bitcoin-ABC/bitcoin-abc.git

cd bitcoin-abc

mkdir build
cd build
cmake -GNinja ..
ninja
ninja install

cmake -GNinja ..

ERROR

-- Looking for stddef.h
-- Looking for stddef.h - found
-- Check size of __int128
-- Check size of __int128 - done
-- Found PkgConfig: /usr/bin/pkg-config (found version "0.29.1")
CMake Error at /usr/share/cmake-3.16/Modules/FindPackageHandleStandardArgs.cmake:146 (message):
Could NOT find Jemalloc (missing: Jemalloc_INCLUDE_DIR) (Required is at
least version "3.6.0")

Reason given by package: this is an optional dependency that can be disabled by passing -DUSE_JEMALLOC=OFF to the cmake command line

Call Stack (most recent call first):
/usr/share/cmake-3.16/Modules/FindPackageHandleStandardArgs.cmake:393 (_FPHSA_FAILURE_MESSAGE)
cmake/modules/FindJemalloc.cmake:111 (find_package_handle_standard_args)
src/CMakeLists.txt:289 (find_package)

-- Configuring incomplete, errors occurred!
See also "/home/pool/bitcoin-abc/build/CMakeFiles/CMakeOutput.log".
See also "/home/pool/bitcoin-abc/build/CMakeFiles/CMakeError.log".