diff --git a/table.c b/table.c
index 74f8c5f..43980ff 100644
--- a/table.c
+++ b/table.c
@@ -1,6 +1,24 @@
 #include <table.h>
+#include <stdlib.h>
 
-/* 
+
+/*At the start of the execution : the whole array is empty*/
+symbolTable = malloc(sizeof(symbol) * START_TABLE_SIZE)
+currentIndex = 0;
+maxIndex = START_TABLE_SIZE;
+
+/*Checks for the length of the array and reallocates if necessary*/
+void checkArraySanity(){
+    if (currentIndex == maxIndex){
+        reallocateArray(maxIndex * 2);
+    } else {
+        if (currentIndex < maxIndex / 2){
+            reallocateArray(maxIndex / 2);
+        }
+    }
+}
+
+/*
 Suppress variable dont la profondeur est plus grande
 add element */
 
@@ -32,7 +50,7 @@ Symbol getStruct(Symbol* tab, int endingIndex, char* name){
 /* Récupérer l'index d'une valeur dans le tableau*/
 int getIndex(Symbol* tab, int endingIndex, char* name){
     for(int i=0; i < endingIndex; i++){
-        if (strcmp(tab[i].name, &name) == 0){ 
+        if (strcmp(tab[i].name, &name) == 0){
             return i;
         }
     }
@@ -54,7 +72,7 @@ void addElement(Symbol *tab, int endingIndex, Symbol element){
         tab[endingIndex].name = element.name;
         tab[endingIndex].init = element.init;
         tab[endingIndex].varType = element.varType;
-        tab[endingIndex].offset = initOffset(&tab, endingIndex -1); 
+        tab[endingIndex].offset = initOffset(&tab, endingIndex -1);
         tab[endingIndex].deep = element.deep;
     }
     endingIndex ++; // faudra la mettre en variable globale
@@ -84,3 +102,14 @@ suppressElement(Symbol *tab, int endingIndex, Symbol element){
     endingIndex --; // variable globale
 }
 
+void reallocateArray(int size){
+    Symbol* newSymbolTable = malloc(sizeof (symbol) * size); // we double the size of the array
+    Symbol* oldSymbolTable = symbolTable; // we double the size of the array
+    free(oldSymbolTable);
+
+    for(int i = 0; i < currentIndex; i++){
+        newSymbolTable[i] = oldSymbolTable[i];
+    }
+
+    symbolTable = newSymbolTable;
+}
\ No newline at end of file
diff --git a/table.h b/table.h
index def0186..6999196 100644
--- a/table.h
+++ b/table.h
@@ -1,7 +1,17 @@
+#ifndef TABLE_H
+#define TABLE_H
+
 #include <stdio.h>
 #include <stdbool.h>
 
-enum enumVarType {INT, FLOAT}; // a adapter 
+enum enumVarType {INT, FLOAT}; // a adapter
+/*defined constants*/
+#define START_TABLE_SIZE 128;
+
+/*indexes in the array*/
+static int currentIndex;
+static int maxIndex;
+static symbol* symbolTable;
 
 typedef struct {
     char* name;
@@ -11,4 +21,7 @@ typedef struct {
     int deep;
 } Symbol;
 
+void reallocateArray(int size);
+void checkArraySanity();
 
+#endif