diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..de74700
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+*.out
+*.o
diff --git a/nasm.asm b/asm1/lab3/nasm.asm
similarity index 100%
rename from nasm.asm
rename to asm1/lab3/nasm.asm
diff --git a/лаб3_отчёт.docx b/asm1/lab3/report.docx
similarity index 100%
rename from лаб3_отчёт.docx
rename to asm1/lab3/report.docx
diff --git a/лабораторная 3.1.docx b/asm1/lab3/task.docx
similarity index 100%
rename from лабораторная 3.1.docx
rename to asm1/lab3/task.docx
diff --git a/asm2/example_c_asm_and_coproc/compile.sh b/asm2/example_c_asm_and_coproc/compile.sh
new file mode 100644
index 0000000..d64273a
--- /dev/null
+++ b/asm2/example_c_asm_and_coproc/compile.sh
@@ -0,0 +1 @@
+nasm sum.asm -f elf && gcc main.c sum.o -m32
diff --git a/asm2/example_c_asm_and_coproc/main.c b/asm2/example_c_asm_and_coproc/main.c
new file mode 100644
index 0000000..8f3fd3a
--- /dev/null
+++ b/asm2/example_c_asm_and_coproc/main.c
@@ -0,0 +1,18 @@
+/*
+Copyright 2020 KoroLion (github.com/KoroLion)
+*/
+
+#include <stdio.h>
+
+float sum(float a, float b);
+
+int main() {
+    float a, b;
+    scanf("%f %f", &a, &b);
+
+    float c = sum(a, b);
+
+    printf("%f\n", c);
+
+    return 0;
+}
diff --git a/asm2/example_c_asm_and_coproc/sum.asm b/asm2/example_c_asm_and_coproc/sum.asm
new file mode 100644
index 0000000..007b43e
--- /dev/null
+++ b/asm2/example_c_asm_and_coproc/sum.asm
@@ -0,0 +1,19 @@
+; Copyright 2020 KoroLion (github.com/KoroLion)
+
+global sum
+
+section .data
+section .bss
+    temp: resb 4
+
+section .text
+
+; sum(x, y)
+sum:
+    finit
+    fld dword [esp + 4]  ; = x
+    fadd dword [esp + 8] ; += y
+    fst dword [temp] ; [temp] = st0
+
+    mov eax, [temp]
+    ret