header.tex

\documentclass[a4paper,11pt]{article}
\usepackage[left=20mm,top=10mm,bottom=20mm,right=20mm]{geometry}
\usepackage[utf8x]{inputenc}
\usepackage[L7x]{fontenc}
\usepackage[lithuanian]{babel}
\usepackage{indentfirst}
\usepackage{longtable}
\usepackage{graphicx}
\usepackage{tikz}
\usepackage{pgfplots}
\usepackage[small,bf]{caption}
\usepackage{float}
\usepackage{multirow}
\usepackage{tikz-timing}
\usepackage{longtable}
\usepackage{tikz}
\usepackage{pgfplots}
\usepackage{listings}