Update

Author: 0xShun

simple_adder.py

@@ -10,4 +10,4 @@
 try:
     print(f"sum is {int(argv[1]) + int(argv[2])}")
 except IndexError:
-    print("usage: python3 solution.py OP1 OP2")
+    print("usage: python3 solution.py OP1 OP2")