main.tex

\documentclass[a4paper,10pt]{article}
\usepackage[a4paper,twoside,top=0.7in, bottom=1in, left=0.7in, right=0.7in]{geometry}

\usepackage[utf8]{inputenc}
\usepackage[italian]{babel}

\usepackage{graphicx}
\usepackage{subfiles}
\usepackage{amsmath}
\usepackage{mathtools}
\usepackage{amsthm}
\usepackage{amssymb}
\usepackage{color}
\usepackage{array}
\usepackage{hhline}

\usepackage{hyperref}
\hypersetup{
    colorlinks = true,
    linkcolor = {blue}
}

\usepackage[nameinlink]{cleveref}
\newcommand{\crefpairconjunction}{ e }
\newcommand{\crefrangepreconjunction}{da }
\newcommand{\crefrangeconjunction}{ a }
\crefname{section}{Sezione}{Sezioni}

\setcounter{tocdepth}{3}

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{
	\clearpage
	\setcounter{equation}{0}
	\renewcommand{\theequation}{\thesection.\arabic{equation}}
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% 	\setcounter{equation}{0}
	\renewcommand{\theequation}{\thesubsection.\arabic{equation}}
	\subsection{Testo}
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% 	\setcounter{equation}{0}
	\renewcommand{\theequation}{\thesubsection.\arabic{equation}}
	\subsection{Soluzione #1}
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% \newcommand\exComment

\newcommand\de{\ensuremath{\,\mathrm{d}}}

\title{Appunti di fisica}
\author{Classe di scienze della SNS}

\begin{document}

\maketitle
\clearpage
\tableofcontents
\clearpage
\subfile{tex/Formulario.tex}
\input{elencoesercizi.tex}

\end{document}