diff --git a/.github/workflows/generate.yml b/.github/workflows/generate.yml
new file mode 100644
index 0000000..f6e1558
--- /dev/null
+++ b/.github/workflows/generate.yml
@@ -0,0 +1,42 @@
+# This is a basic workflow to help you get started with Actions
+
+name: BUILD
+
+# Controls when the action will run. 
+on:
+  # Triggers the workflow on push or pull request events but only for the main branch
+  push:
+  pull_request:
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  # This workflow contains a single job called "build"
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python 3.x
+      uses: actions/setup-python@v2
+      with:
+        # Semantic version range syntax or exact version of a Python version
+        python-version: '3.x'
+        # Optional - x64 or x86 architecture, defaults to x64
+        architecture: 'x64'
+    # You can test your matrix by printing the current Python version
+    - name: Display Python version
+      run: python -c "import sys; print(sys.version)"
+    - name: Run generating
+      run: python ariths_gen.py
+    - name: Listing
+      run: ls build
+    - name: Listing2
+      run: ls 
+
+    - name: Upload results
+      uses: actions/upload-artifact@v1.0.0
+      with:
+        name: arithmetic-circuits
+        path: build
\ No newline at end of file
diff --git a/ariths_gen.py b/ariths_gen.py
index 81ebc6b..ea21384 100644
--- a/ariths_gen.py
+++ b/ariths_gen.py
@@ -35,6 +35,8 @@ from ariths_gen.multi_bit_circuits.multipliers import(
     SignedDaddaMultiplier,
     SignedWallaceMultiplier
 )
+import sys
+import os
 
 
 """ Generation of circuits """
@@ -42,77 +44,79 @@ if __name__ == "__main__":
     N = 8
     a = Bus(N=N, prefix="a")
     b = Bus(N=N, prefix="b")
+    directory = "build"
+    os.makedirs(directory, exist_ok = True)
+
     representation = "h"
 
     # RCA
     name = f"{representation}_u_rca{N}"
     circuit = UnsignedRippleCarryAdder(a, b, prefix=name)
-    circuit.get_v_code_hier(open(f"{name}.v", "w"))
+    circuit.get_v_code_hier(open(f"{directory}/{name}.v", "w"))
 
     name = f"{representation}_s_rca{N}"
     circuit = SignedRippleCarryAdder(a, b, prefix=name)
-    circuit.get_v_code_hier(open(f"{name}.v", "w"))
+    circuit.get_v_code_hier(open(f"{directory}/{name}.v", "w"))
 
     #RCA with PG
     name = f"{representation}_u_pg_rca{N}"
     circuit = UnsignedPGRippleCarryAdder(a, b, prefix=name)
-    circuit.get_v_code_hier(open(f"{name}.v", "w"))
+    circuit.get_v_code_hier(open(f"{directory}/{name}.v", "w"))
 
     name = f"{representation}_s_pg_rca{N}"
     circuit = SignedPGRippleCarryAdder(a, b, prefix=name)
-    circuit.get_v_code_hier(open(f"{name}.v", "w"))
+    circuit.get_v_code_hier(open(f"{directory}/{name}.v", "w"))
 
     #CLA with PG
     name = f"{representation}_u_cla{N}"
     circuit = UnsignedCarryLookaheadAdder(a, b, prefix=name)
-    circuit.get_v_code_hier(open(f"{name}.v", "w"))
+    circuit.get_v_code_hier(open(f"{directory}/{name}.v", "w"))
 
     name = f"{representation}_s_cla{N}"
     circuit = SignedCarryLookaheadAdder(a, b, prefix=name)
-    circuit.get_v_code_hier(open(f"{name}.v", "w"))
+    circuit.get_v_code_hier(open(f"{directory}/{name}.v", "w"))
 
     
     # Arrmul
     name = f"{representation}_u_arrmul{N}"
     circuit = UnsignedArrayMultiplier(a, b, prefix=name)
-    circuit.get_v_code_hier(open(f"{name}.v", "w"))
+    circuit.get_v_code_hier(open(f"{directory}/{name}.v", "w"))
 
     name = f"{representation}_s_arrmul{N}"
     circuit = SignedArrayMultiplier(a, b, prefix=name)
-    circuit.get_v_code_hier(open(f"{name}.v", "w"))
+    circuit.get_v_code_hier(open(f"{directory}/{name}.v", "w"))
 
     # Wallace
     name = f"{representation}_u_wallace_rca{N}"
     circuit = UnsignedWallaceMultiplier(a, b, prefix=name, unsigned_adder_class_name=UnsignedRippleCarryAdder)
-    circuit.get_v_code_hier(open(f"{name}.v", "w"))
+    circuit.get_v_code_hier(open(f"{directory}/{name}.v", "w"))
 
     name = f"{representation}_s_wallace_rca{N}"
     circuit = SignedWallaceMultiplier(a, b, prefix=name, unsigned_adder_class_name=UnsignedRippleCarryAdder)
-    circuit.get_v_code_hier(open(f"{name}.v", "w"))
+    circuit.get_v_code_hier(open(f"{directory}/{name}.v", "w"))
 
     name = f"{representation}_u_wallace_pg_rca{N}"
     circuit = UnsignedWallaceMultiplier(a, b, prefix=name, unsigned_adder_class_name=UnsignedPGRippleCarryAdder)
-    circuit.get_v_code_hier(open(f"{name}.v", "w"))
+    circuit.get_v_code_hier(open(f"{directory}/{name}.v", "w"))
 
     name = f"{representation}_s_wallace_pg_rca{N}"
     circuit = SignedWallaceMultiplier(a, b, prefix=name, unsigned_adder_class_name=UnsignedPGRippleCarryAdder)
-    circuit.get_v_code_hier(open(f"{name}.v", "w"))
+    circuit.get_v_code_hier(open(f"{directory}/{name}.v", "w"))
     
     # Dadda
     name = f"{representation}_u_dadda_rca{N}"
     circuit = UnsignedDaddaMultiplier(a, b, prefix=name, unsigned_adder_class_name=UnsignedRippleCarryAdder)
-    circuit.get_v_code_hier(open(f"{name}.v", "w"))
+    circuit.get_v_code_hier(open(f"{directory}/{name}.v", "w"))
 
     name = f"{representation}_s_dadda_rca{N}"
     circuit = SignedDaddaMultiplier(a, b, prefix=name, unsigned_adder_class_name=UnsignedRippleCarryAdder)
-    circuit.get_v_code_hier(open(f"{name}.v", "w"))
+    circuit.get_v_code_hier(open(f"{directory}/{name}.v", "w"))
 
 
     name = f"{representation}_u_dadda_pg_rca{N}"
     circuit = UnsignedDaddaMultiplier(a, b, prefix=name, unsigned_adder_class_name=UnsignedPGRippleCarryAdder)
-    circuit.get_v_code_hier(open(f"{name}.v", "w"))
+    circuit.get_v_code_hier(open(f"{directory}/{name}.v", "w"))
 
     name = f"{representation}_s_dadda_pg_rca{N}"
     circuit = SignedDaddaMultiplier(a, b, prefix=name, unsigned_adder_class_name=UnsignedPGRippleCarryAdder)
-    circuit.get_v_code_hier(open(f"{name}.v", "w"))
-
+    circuit.get_v_code_hier(open(f"{directory}/{name}.v", "w"))