diff --git a/laborator/content/interactiune-c-assembly/01-inline-for/inline_for.c b/laborator/content/interactiune-c-assembly/01-inline-for/inline_for.c
index ed02ca5e..c1b5075c 100644
--- a/laborator/content/interactiune-c-assembly/01-inline-for/inline_for.c
+++ b/laborator/content/interactiune-c-assembly/01-inline-for/inline_for.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: BSD-3-Clause
+
 #include <stdio.h>
 
 #define NUM	100
@@ -7,8 +9,6 @@ int main(void)
 	size_t n = NUM;
 	size_t sum = 0;
 
-
-
 	__asm__ (
 	"xor eax, eax\n\t" /* collect the sum in eax */
 	/* use ecx to go through items, start from n */
@@ -20,7 +20,8 @@ int main(void)
 	"mov %0, eax\n\t"
 	: "=r" (sum) /* output variable */
 	: "r" (n) /* input variable */
-	: "eax", "ecx" ); /* registers used in the assembly code */
+	: "eax", "ecx"
+	); /* registers used in the assembly code */
 
 	printf("sum(%u): %u\n", n, sum);
 
diff --git a/laborator/content/interactiune-c-assembly/02-inline-rotate/inline_rotate.c b/laborator/content/interactiune-c-assembly/02-inline-rotate/inline_rotate.c
index e5b59b43..fab95daa 100644
--- a/laborator/content/interactiune-c-assembly/02-inline-rotate/inline_rotate.c
+++ b/laborator/content/interactiune-c-assembly/02-inline-rotate/inline_rotate.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: BSD-3-Clause
+
 #include <stdio.h>
 
 #define NUM	0x12345678
diff --git a/laborator/content/interactiune-c-assembly/03-inline-rdtscp/inline_rdtscp.c b/laborator/content/interactiune-c-assembly/03-inline-rdtscp/inline_rdtscp.c
index 9c0d12f2..21a2ff93 100644
--- a/laborator/content/interactiune-c-assembly/03-inline-rdtscp/inline_rdtscp.c
+++ b/laborator/content/interactiune-c-assembly/03-inline-rdtscp/inline_rdtscp.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: BSD-3-Clause
+
 #include <stdio.h>
 
 int main(void)