diff --git a/DEV1.1/TP15/chaine.c b/DEV1.1/TP15/chaine.c
index 9924411..d9f5116 100644
--- a/DEV1.1/TP15/chaine.c
+++ b/DEV1.1/TP15/chaine.c
@@ -28,8 +28,7 @@ int main(int argc, char const *argv[])
 		else
 		{
 			printf(">");
-			scanf("%c%c",&input1,&input2);				
-			fflush(stdin);
+			scanf("%c%c",&input1,&input2);
 		}
 		}
 	}
diff --git a/DEV1.1/TP15/file.c b/DEV1.1/TP15/file.c
new file mode 100644
index 0000000..16da646
--- /dev/null
+++ b/DEV1.1/TP15/file.c
@@ -0,0 +1,56 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+struct pile
+{
+	int tete;
+	char ple[10];
+};
+
+typedef struct pile pile;
+
+int empty(pile *p)
+{
+	if(p==NULL)
+	{
+		return 1;
+	}
+	return p->tete==0;
+}
+
+char pop(pile **p)
+{
+	(*p)->tete--;
+	return (*p)->ple[(*p)->tete];
+}
+
+void push(pile **p,char v)
+{
+	if (*p==NULL)
+	{
+		pile *new=malloc(sizeof(pile));
+		new->tete=0;
+		*p=new;
+		push(p,v);
+	}else
+	{
+	(*p)->ple[(*p)->tete]=v;
+	(*p)->tete++;
+	}
+}
+
+char top(pile **p)
+{
+	char temp = pop(p);
+	push(p,temp);
+	return temp;
+}
+
+void clear(pile **p)
+{
+	while(!empty((*p)))
+	{
+		pop(p);
+	}
+}
\ No newline at end of file
diff --git a/DEV1.1/TP15/patate b/DEV1.1/TP15/patate
new file mode 100644
index 0000000..59a4820
--- /dev/null
+++ b/DEV1.1/TP15/patate
@@ -0,0 +1 @@
+([{{{{[[((())])]}}}}])
\ No newline at end of file
diff --git a/DEV1.1/TP15/pile.c b/DEV1.1/TP15/pile.c
index 3783107..030b14c 100644
--- a/DEV1.1/TP15/pile.c
+++ b/DEV1.1/TP15/pile.c
@@ -1,5 +1,6 @@
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 
 struct pile
 {
@@ -53,3 +54,88 @@ void clear(pile **p)
 		pop(p);
 	}
 }
+
+int main(int argc, char const *argv[])
+{
+	FILE *f;
+	f=fopen(argv[1],"r");
+	pile *test = malloc(sizeof(pile));
+	char c;
+	char temp;
+	int verif;
+	fread(&c,1,1,f);
+	while(!feof(f)==1)
+	{
+		printf("%c\n", c);
+		if (c=='('||c=='['||c=='{')
+		{
+			push(&test,c);
+		}
+		else
+		{
+			if (c==')'||c==']'||c=='}')
+			{
+				verif = 0;
+				if (!empty(test))
+				{	
+					temp = pop(&test);
+					printf("c = %c et test = %c\n",c,temp);
+					switch(c)
+					{
+						case ')':
+							if (temp == '(')
+							{
+								break;
+							}
+							else
+							{
+								verif++;
+							}
+							break;
+						case ']':
+							if (temp == '[')
+							{
+								break;
+							}
+							else
+							{
+								verif++;
+							}
+							break;
+						case '}':
+							if (temp == '{')
+							{
+								break;
+							}
+							else
+							{
+								verif++;
+							}
+							break;
+						default:
+							break;
+					}
+					if (verif!=0)
+					{
+						break;
+					}
+				}
+				else
+				{
+					printf("Le fichier est mal parenthesé (parenthese en trop) !\n");
+					return 1;
+				}
+			}
+		}
+		fread(&c,1,1,f);
+	}
+	if (verif!=0)
+	{
+		printf("Le fichier est mal parenthesé ! (parenthse au mauvaise endroit)\n");
+	}
+	else
+	{
+		printf("Le fichier est bien parenthesé !\n");
+	}
+	return 0;
+}
\ No newline at end of file
diff --git a/DEV1.1/random/decryptage.c b/DEV1.1/random/decryptage.c
new file mode 100644
index 0000000..d807850
--- /dev/null
+++ b/DEV1.1/random/decryptage.c
@@ -0,0 +1,2 @@
+#include <stdio.h>
+#include <stdlib.h>
\ No newline at end of file
diff --git a/DEV1.1/random/liste.c b/DEV1.1/random/liste.c
new file mode 100644
index 0000000..43ebf44
--- /dev/null
+++ b/DEV1.1/random/liste.c
@@ -0,0 +1,63 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+struct file
+{
+	int data;
+	struct file* succ;
+	struct file* last;
+};
+
+typedef struct file file;
+
+int empty(file *f)
+{
+	return f==NULL;
+}
+
+void enqueue(file **f, int v)
+{
+	file *nouveau=malloc(sizeof(file));
+	nouveau -> data = v;
+	nouveau -> succ = NULL;
+	nouveau -> last = nouveau;
+	if ((*f)!=NULL)
+	{
+		(*f) -> last -> succ = nouveau;
+		(*f) -> last = nouveau;
+	}
+	else
+	{
+		(*f)=nouveau;
+	}
+}
+
+int dequeue(file **f)
+{
+	int resultat = (*f) -> data;
+	file *temp = *f;
+	(*f)=(*f)-> succ;
+	if ((*f)!=NULL)
+	{
+		(*f) -> last = temp -> last;
+	}
+	free(temp); 
+	return resultat;
+}
+
+
+int main(int argc, char const *argv[])
+{
+	file *f = NULL;
+	for (int i = 0; i < 15; ++i)
+	{
+		enqueue(&f,i);
+	}
+	int i=0;
+	while(!empty(f))
+	{
+		printf("%s\n",dequeue(&f) );
+		
+	}
+	return 0;
+}
\ No newline at end of file