diff --git a/APL1.2/TP02/alterations.c b/APL1.2/TP02/alterations.c
new file mode 100644
index 0000000..d4ae09e
--- /dev/null
+++ b/APL1.2/TP02/alterations.c
@@ -0,0 +1,73 @@
+#include<stdio.h>
+#include<stdlib.h>
+#include<graph.h>
+
+struct rectangle {
+	int x;
+	int y;
+	int xx;
+	int yy;
+};
+
+typedef struct rectangle rect;
+
+void drawRect(rect Rekt) {
+	DessinerRectangle(Rekt.x, Rekt.y, Rekt.xx-Rekt.x, Rekt.yy-Rekt.y);
+}
+
+rect moveRect(rect Rekt, int x, int y) {
+	Rekt.x += x;
+	Rekt.y += y
+	Rekt.xx += x;
+	Rekt.yy += y;
+	return Rekt;
+}
+
+rect rotRectLeft(rect Rekt) {
+	
+}
+
+rect rotRectRight(rect Rekt) {
+	
+}
+
+int main(int argc, char * argv[]) {
+	InitialiserGraphique();
+	CreerFenetre(100,100,1200,700);
+
+	rect Rekt = {100,100,200,200};
+	int state = 0;
+
+	couleur white = CouleurParNom("white");
+
+	drawRect(Rekt);
+
+	while (1) {
+		if (ToucheEnAttente()) {
+			int key = Touche();
+			if (key == XK_Escape) return EXIT_SUCCESS;
+		}
+
+		if (SourisCliquee()) {
+			if (state == 0) {
+				Rekt.x = _X;
+				Rekt.y = _Y;
+				state = 1;
+			} else {
+				if (_X < Rekt.x ) {
+					Rekt.xx = Rekt.x;
+					Rekt.x = _X;
+				} else Rekt.xx = _X;
+				if (_Y < Rekt.y ) {
+					Rekt.yy = Rekt.y;
+					Rekt.y = _Y;
+				} else Rekt.yy = _Y;
+				state = 0;
+				drawRect(Rekt);
+			}
+		}
+	}
+	FermerGraphique();
+	return EXIT_SUCCESS;
+}
+
diff --git a/APL1.2/TP02/complexes.c b/APL1.2/TP02/complexes.c
new file mode 100644
index 0000000..09b2531
--- /dev/null
+++ b/APL1.2/TP02/complexes.c
@@ -0,0 +1,35 @@
+#include<stdio.h>
+#include<stdlib.h>
+#include<math.h>
+
+struct nb_complex {
+	float real;
+	float imaginary;
+};
+
+typedef struct nb_complex complex;
+
+float module(complex z) {
+	return sqrt(pow(z.real, 2) + pow(z.imaginary, 2));
+}
+
+complex conjugate(complex z) {
+	z.imaginary = -z.imaginary;
+	return z;
+}
+
+complex inverse(complex z) {
+	float a = z.real;
+	float b = z.imaginary;
+	z.real = a/(pow(a, 2) + pow(b, 2));
+	z.imaginary = -b/(pow(a, 2) + pow(b, 2));
+
+	return z;
+}
+
+int main(int argc, char * argv[]) {
+	complex a = {1.0f, 1.0f};
+	printf("%f\n", module(inverse(a)));
+	return EXIT_SUCCESS;
+}
+
diff --git a/APL1.2/TP02/date.c b/APL1.2/TP02/date.c
new file mode 100644
index 0000000..ac2064f
--- /dev/null
+++ b/APL1.2/TP02/date.c
@@ -0,0 +1,12 @@
+#include<stdio.h>
+#include<stdlib.h>
+#include<time.h>
+
+int main(int argc, char * argv[]) {
+	time_t temps = time(NULL);
+	struct tm * timeInfos = localtime(&temps);
+
+	printf("Nous sommes le %4d-%2d-%2d\n", timeInfos->tm_year+1900, timeInfos->tm_mon, timeInfos->tm_mday);
+	return EXIT_SUCCESS;
+}
+
diff --git a/APL1.2/TP02/groupe.c b/APL1.2/TP02/groupe.c
new file mode 100644
index 0000000..8f94085
--- /dev/null
+++ b/APL1.2/TP02/groupe.c
@@ -0,0 +1,14 @@
+#include<stdio.h>
+#include<stdlib.h>
+#include<sys/types.h>
+#include<grp.h>
+#include<string.h>
+
+int main(int argc, char * argv[]) {
+	struct group * students21 = getgrnam("students21");
+	char ** names = students21->gr_mem;
+	
+	printf("%c", names[1]);
+	return EXIT_SUCCESS;
+}
+
diff --git a/APL1.2/TP02/rectangles.c b/APL1.2/TP02/rectangles.c
new file mode 100644
index 0000000..a7158a4
--- /dev/null
+++ b/APL1.2/TP02/rectangles.c
@@ -0,0 +1,57 @@
+#include<stdio.h>
+#include<stdlib.h>
+#include<graph.h>
+
+struct rectangle {
+	int x;
+	int y;
+	int xx;
+	int yy;
+};
+
+typedef struct rectangle rect;
+
+void drawRect(rect Rekt) {
+	DessinerRectangle(Rekt.x, Rekt.y, Rekt.xx-Rekt.x, Rekt.yy-Rekt.y);
+}
+
+int main(int argc, char * argv[]) {
+	InitialiserGraphique();
+	CreerFenetre(100,100,1200,700);
+
+	rect Rekt = {100,100,200,200};
+	int state = 0;
+
+	couleur white = CouleurParNom("white");
+
+	drawRect(Rekt);
+
+	while (1) {
+		if (ToucheEnAttente()) {
+			int key = Touche();
+			if (key == XK_Escape) return EXIT_SUCCESS;
+		}
+
+		if (SourisCliquee()) {
+			if (state == 0) {
+				Rekt.x = _X;
+				Rekt.y = _Y;
+				state = 1;
+			} else {
+				if (_X < Rekt.x ) {
+					Rekt.xx = Rekt.x;
+					Rekt.x = _X;
+				} else Rekt.xx = _X;
+				if (_Y < Rekt.y ) {
+					Rekt.yy = Rekt.y;
+					Rekt.y = _Y;
+				} else Rekt.yy = _Y;
+				state = 0;
+				drawRect(Rekt);
+			}
+		}
+	}
+	FermerGraphique();
+	return EXIT_SUCCESS;
+}
+
diff --git a/APL1.2/TP02/tailles.c b/APL1.2/TP02/tailles.c
new file mode 100644
index 0000000..f205b20
--- /dev/null
+++ b/APL1.2/TP02/tailles.c
@@ -0,0 +1,15 @@
+#include<stdio.h>
+#include<stdlib.h>
+
+struct enregistrement {
+	int champ1;
+	char champ2;
+	char champ3;
+};
+
+int main(int argc, char * argv[]) {
+	struct enregistrement toto = {};
+	printf("%d\n", sizeof(toto));
+	return EXIT_SUCCESS;
+}
+
diff --git a/APL1.2/TP03/challenger.c b/APL1.2/TP03/challenger.c
new file mode 100644
index 0000000..0424478
--- /dev/null
+++ b/APL1.2/TP03/challenger.c
@@ -0,0 +1,54 @@
+#include<stdio.h>
+#include<stdlib.h>
+#include<string.h>
+
+int main(int argc, char * argv[]) {
+	FILE* flux;
+	flux = fopen("top10", "r");
+
+	int NewRank = atoi(argv[1]);
+	int added = 0;
+
+	char* ChallengerNames[11] = {};
+	int ChallengerRanks[11] = {};
+
+	int count = 0;
+
+	if (flux) {
+		do {
+			int rank;
+			char * name = calloc(4, sizeof(char));
+
+			fread(&rank, 4, 1, flux);
+			fread(name, 1, 3, flux);
+
+			if (rank < NewRank && !added) {
+				ChallengerNames[count] = calloc(4, sizeof(char));
+				strcpy(ChallengerNames[count], argv[2]);
+				ChallengerRanks[count] = NewRank;
+				added = 1;
+				count++;
+			}
+
+			ChallengerNames[count] = calloc(4, sizeof(char));
+			strcpy(ChallengerNames[count], name);
+			ChallengerRanks[count] = rank;
+			count++;
+
+		} while (!feof(flux));
+		fclose(flux);
+
+		flux = fopen("top10", "w");
+		if (flux) {
+			//printf("%d\n", count);
+			/*for (int i = 0; i < count-2; i++) {
+				printf("%s\n", ChallengerNames[i]);
+				fwrite(&ChallengerRanks[i], 4, 1, flux);
+				fwrite(&ChallengerNames[i], 1, 3, flux);
+			}*/
+			fclose(flux);
+		}
+	}
+	return EXIT_SUCCESS;
+}
+
diff --git a/APL1.2/TP03/records.c b/APL1.2/TP03/records.c
new file mode 100644
index 0000000..ae07159
--- /dev/null
+++ b/APL1.2/TP03/records.c
@@ -0,0 +1,35 @@
+#include<stdio.h>
+#include<stdlib.h>
+#include<string.h>
+
+int main(int argc, char * argv[]) {
+	FILE* flux;
+	flux = fopen("top10", "r");
+
+	char name1[4] = "aaa";
+	char name2[4] = "bbb";
+	char name3[4] = "ccc";
+
+	if (flux) {
+		do {
+			int score;
+			char* name = calloc(3, sizeof(char));
+			fread(&score, 4, 1, flux);
+			fread(name, 1, 3, flux);
+			
+			if (feof(flux)) break;
+
+			strcpy(name3, name2);
+			strcpy(name2, name1);
+			strcpy(name1, name);
+		} while (!feof(flux));
+
+		printf("1ere place : %s\n", name1);
+		printf("2eme place : %s\n", name2);
+		printf("3eme place : %s\n", name3);
+
+		fclose(flux);
+	}
+	return EXIT_SUCCESS;
+}
+
diff --git a/APL1.2/TP03/top10 b/APL1.2/TP03/top10
new file mode 100644
index 0000000..f6c571a
Binary files /dev/null and b/APL1.2/TP03/top10 differ