diff --git a/exercises/week10/generate_input.py b/exercises/week10/generate_input.py
new file mode 100644
index 0000000..06edd4b
--- /dev/null
+++ b/exercises/week10/generate_input.py
@@ -0,0 +1,17 @@
+import numpy as np
+
+import argparse
+
+parser = argparse.ArgumentParser()
+parser.add_argument("number", help="number of particles", type=int)
+parser.add_argument("filename", help="name of generated input file")
+
+args = parser.parse_args()
+
+positions = np.random.random((args.number, 3))
+velocity = np.zeros((args.number, 3))
+force = velocity.copy()
+masses = 1e9*(np.random.random((args.number, 1)) + 1)
+
+file_data = np.hstack((positions, velocity, force, masses))
+np.savetxt(args.filename, file_data, delimiter=" ")
diff --git a/exercises/week10/sujet.pdf b/exercises/week10/sujet.pdf
new file mode 100644
index 0000000..e4ac573
Binary files /dev/null and b/exercises/week10/sujet.pdf differ