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@@ -112,54 +112,117 @@ We developed an algorithm to extract the structure of the project in the source
     \begin{equation*}    
         N^{Class} = \lbrace N_{i} \in N | F \left( N_{i}.data \right) = \text{`Class'} \rbrace,
     \end{equation*}
-    
+
+    \begin{table}[]
+        \begin{tabular}{|l|c|}
+        \hline
+        \multicolumn{1}{|c|}{Source code string} & Nodes \\ \hline
+        public class Main \{                     &  \raisebox{-\totalheight}{\includegraphics[width=10cm]{images/ASTClass.png}}     \\ \hline
+        \end{tabular}
+    \end{table}
+
     \item Select nodes with the `Class field' as the $N^{Vars}$ set from the $N^{Class}$ set: 
     \begin{equation*}    
         N^{Vars} = \lbrace N_{i}^{Class} \in N^{Class} | F \left( N_{i}^{Class}.data \right) = \text{`Field'} \rbrace,
     \end{equation*}
+
+    \begin{table}[]
+        \begin{tabular}{|l|c|}
+        \hline
+        \multicolumn{1}{|c|}{Source code string} & Nodes \\ \hline
+        private String a;  &  \raisebox{-\totalheight}{\includegraphics[width=10cm]{images/ASTField.png}}     \\ \hline
+        \end{tabular}
+    \end{table}
+
     \item Select nodes with the `Methods' type as the $N^{Methods}$ set from the $N^{Class}$ set: 
     \begin{equation*}    
         N^{Methods} = \lbrace N_{i}^{Class} \in N^{Class} | F \left( N_{i}^{Class}.data \right) = \text{`Method'} \rbrace,
     \end{equation*}
+
+    \begin{table}[]
+        \begin{tabular}{|l|c|}
+        \hline
+        \multicolumn{1}{|c|}{Source code string} & Nodes \\ \hline
+        void run() \{                     &  \raisebox{-\totalheight}{\includegraphics[width=10cm]{images/ASTMethod1.png}}     \\ \hline
+        void show(String text) \{ & \raisebox{-\totalheight}{\includegraphics[width=10cm]{images/ASTMethod2.png}} \\ \hline
+        \end{tabular}
+    \end{table}
+
     \item Select nodes with the `Method Argument' type as the $N^{MethodsArgs}$ set from the $N^{Methods}$ set: 
     \begin{equation*}    
         N^{MethodsArgs} = \lbrace N_{i}^{Methods} \in N^{Methods} | F \left( N_{i}^{Methods}.data \right) = \text{`Arg'} \rbrace,
     \end{equation*}
+
+    \begin{table}[]
+        \begin{tabular}{|l|c|}
+        \hline
+        \multicolumn{1}{|c|}{Source code string} & Nodes \\ \hline
+        void show(String text) \{                     &  \raisebox{-\totalheight}{\includegraphics[width=10cm]{images/ASTMetArgs.png}}     \\ \hline
+        \end{tabular}
+    \end{table}
+
     \item Select nodes with the `Operator' type as the $N^{MethodsOps}$ from the $N^{Methods}$ set: 
     \begin{equation*}    
         N^{MethodsOps} = \lbrace N_{i}^{Methods} \in N^{Methods} | F \left( N_{i}^{Methods}.data \right) = \text{`Operator'} \rbrace,
     \end{equation*}
+
+    \begin{table}[]
+        \begin{tabular}{|l|c|}
+        \hline
+        \multicolumn{1}{|c|}{Source code string} & Nodes \\ \hline
+        while(true) \{  &  \raisebox{-\totalheight}{\includegraphics[width=10cm]{images/ASTLoop.png}}     \\ \hline
+        int a = 1; & \raisebox{-\totalheight}{\includegraphics[width=10cm]{images/ASTLoopField.png}} \\ \hline
+        if (a == 1) \{  &  \raisebox{-\totalheight}{\includegraphics[width=10cm]{images/ASTCondition.png}}     \\ \hline
+        this.show("Hello")  &  \raisebox{-\totalheight}{\includegraphics[width=10cm]{images/ASTConditionEx.png}}     \\ \hline
+        int c = "Foo";  &  \raisebox{-\totalheight}{\includegraphics[width=10cm]{images/ASTConditionField.png}}     \\ \hline
+        System.out.println(text);  &  \raisebox{-\totalheight}{\includegraphics[width=10cm]{images/ASTFinish.png}}     \\ \hline
+        \end{tabular}
+    \end{table}
+
     \item Create the set of ties $R$ between the nodes from sets obtained in previous steps.
     \item Save the resulting AST in a graph database (GDB). 
 \end{enumerate}
 
 In this algorithm, F (*) is a search function that finds nested nodes. The function input is a node or subtree, and the output is a node of the desired type.
 
-Figure \ref{fig:SourceCodeAndAST} shows the resulting AST for the following source code:
+Figure 1\ref{fig:ExampleAST} shows the resulting ACT for the following source code:
 
 \begin{lstlisting}
-    package com.example.demo.simple;    
-    public class Main {
-        private String a;
-        void run() {
-            while(true) {
-                int a = 1;
-                if (a == 1) {
-                    this.show("Hello")
-                }
+    package laba1;
+    public class Scheduler {
+        private final int time = 5;
+        private ArrayList<Thread> threads = new ArrayList<Thread>();
+
+        void scheduler() {
+            for (int i=0; i<threads.size(); i++) {
+                threads.get(i).run(time);
+                System.out.println(threads.get(i).toString());
             }
-            int c = "Foo";
         }
-        void show(String text) {
-            System.out.println(text);
+    }
+\end{lstlisting}
+
+This source code looks different, but the AST is the same:
+
+\begin{lstlisting}
+    package os-lab-1;
+    public class Planing {
+        private final int QUANT = 10;
+        private List<Stream> streams = new ArrayList<>();
+
+        void plan() {
+            for (Stream stream: streams) {
+                stream.run(QUANT);
+                System.out.println(stream.toString());
+            }
         }
     }
 \end{lstlisting}
 
 \begin{figure}
     \centering
-    \includegraphics[width=0.71\textwidth]{images/AST.png}
-    \caption{Sample source code and its AST.} \label{fig:SourceCodeAndAST}
+    \includegraphics[width=0.71\textwidth]{images/ExampleAST.png}
+    \caption{Sample AST.} \label{fig:ExampleAST}
 \end{figure}