diff --git a/TP1/src/sizeof_types.c b/TP1/src/sizeof_types.c
index e69de29b..cd23de41 100644
--- a/TP1/src/sizeof_types.c
+++ b/TP1/src/sizeof_types.c
@@ -0,0 +1,32 @@
+#include <stdio.h>
+
+int main() {
+    printf("Tailles des types de base en C (en octets) :\n\n");
+
+    // Types caractères
+    printf("char (signed)        : %zu octet(s)\n", sizeof(signed char));
+    printf("char (unsigned)      : %zu octet(s)\n", sizeof(unsigned char));
+
+    // Types entiers courts
+    printf("short (signed)       : %zu octet(s)\n", sizeof(signed short));
+    printf("short (unsigned)     : %zu octet(s)\n", sizeof(unsigned short));
+
+    // Types entiers
+    printf("int (signed)         : %zu octet(s)\n", sizeof(signed int));
+    printf("int (unsigned)       : %zu octet(s)\n", sizeof(unsigned int));
+
+    // Types long
+    printf("long int (signed)    : %zu octet(s)\n", sizeof(signed long int));
+    printf("long int (unsigned)  : %zu octet(s)\n", sizeof(unsigned long int));
+
+    // Types long long
+    printf("long long (signed)   : %zu octet(s)\n", sizeof(signed long long int));
+    printf("long long (unsigned) : %zu octet(s)\n", sizeof(unsigned long long int));
+
+    // Types à virgule flottante
+    printf("float                : %zu octet(s)\n", sizeof(float));
+    printf("double               : %zu octet(s)\n", sizeof(double));
+    printf("long double          : %zu octet(s)\n", sizeof(long double));
+
+    return 0;
+}