Removed spaces from top-level directory names.

Spaces tend to cause annoyances in a Unix-style shell environment.
This change fixes that.

11_Bombardment/python/bombardment.py

@@ -0,0 +1,151 @@
+#!/usr/bin/env python3
+import random
+from functools import partial
+
+def display_intro():
+    print("" * 33 + "BOMBARDMENT")
+    print("" * 15 + " CREATIVE COMPUTING  MORRISTOWN, NEW JERSEY")
+    print("\n\n")
+    print("YOU ARE ON A BATTLEFIELD WITH 4 PLATOONS AND YOU")
+    print("HAVE 25 OUTPOSTS AVAILABLE WHERE THEY MAY BE PLACED.")
+    print("YOU CAN ONLY PLACE ONE PLATOON AT ANY ONE OUTPOST.")
+    print("THE COMPUTER DOES THE SAME WITH ITS FOUR PLATOONS.")
+    print()
+    print("THE OBJECT OF THE GAME IS TO FIRE MISSLES AT THE")
+    print("OUTPOSTS OF THE COMPUTER.  IT WILL DO THE SAME TO YOU.")
+    print("THE ONE WHO DESTROYS ALL FOUR OF THE ENEMY'S PLATOONS")
+    print("FIRST IS THE WINNER.")
+    print()
+    print("GOOD LUCK... AND TELL US WHERE YOU WANT THE BODIES SENT!")
+    print()
+    print("TEAR OFF MATRIX AND USE IT TO CHECK OFF THE NUMBERS.")
+    print("\n" * 4)
+
+
+def display_field():
+    for row in range(5):
+        initial = row * 5 + 1
+        print('\t'.join([str(initial + column) for column in range(5)]))
+
+    print("\n" * 9)
+
+
+def positions_list():
+    return list(range(1, 26, 1))
+
+
+def generate_enemy_positions():
+    """ Randomly choose 4 'positions' out of a range of 1 to 25 """
+    positions = positions_list()
+    random.shuffle(positions)
+    return set(positions[:4])
+
+
+def is_valid_position(pos):
+    return pos in positions_list()
+
+
+def prompt_for_player_positions():
+
+    while True:
+        raw_positions = input("WHAT ARE YOUR FOUR POSITIONS? ")
+        positions = set(int(pos) for pos in raw_positions.split())
+        # Verify user inputs (for example, if the player gives a
+        # a position for 26, the enemy can never hit it)
+        if (len(positions) != 4):
+            print("PLEASE ENTER 4 UNIQUE POSITIONS\n")
+            continue
+        elif (any(not is_valid_position(pos) for pos in positions)):
+            print("ALL POSITIONS MUST RANGE (1-25)\n")
+            continue
+        else:
+            return positions
+
+
+def prompt_player_for_target():
+
+    while True:
+        target = int(input("WHERE DO YOU WISH TO FIRE YOUR MISSLE? "))
+        if not is_valid_position(target):
+            print("POSITIONS MUST RANGE (1-25)\n")
+            continue
+
+        return target
+
+
+def attack(target, positions, hit_message, miss_message, progress_messages):
+    """ Performs attack procedure returning True if we are to continue. """
+
+    if target in positions:
+        print(hit_message.format(target))
+        positions.remove(target)
+        print(progress_messages[len(positions)].format(target))
+    else:
+        print(miss_message.format(target))
+
+    return len(positions) > 0
+
+
+def init_enemy():
+    """ Returns a closure analogous to prompt_player_for_target. Will
+        choose from a unique sequence of positions to avoid picking the
+        same position twice. """
+
+    position_sequence = positions_list()
+    random.shuffle(position_sequence)
+    position = iter(position_sequence)
+
+    def choose():
+        return next(position)
+
+    return choose
+
+
+# Messages correspond to outposts remaining (3, 2, 1, 0)
+PLAYER_PROGRESS_MESSAGES = (
+    "YOU GOT ME, I'M GOING FAST. BUT I'LL GET YOU WHEN\n"
+    "MY TRANSISTO&S RECUP%RA*E!",
+    "THREE DOWN, ONE TO GO.\n\n",
+    "TWO DOWN, TWO TO GO.\n\n",
+    "ONE DOWN, THREE TO GO.\n\n"
+    )
+
+
+ENEMY_PROGRESS_MESSAGES = (
+    "YOU'RE DEAD. YOUR LAST OUTPOST WAS AT {}. HA, HA, HA.\n"
+    "BETTER LUCK NEXT TIME.",
+    "YOU HAVE ONLY ONE OUTPOST LEFT.\n\n",
+    "YOU HAVE ONLY TWO OUTPOSTS LEFT.\n\n",
+    "YOU HAVE ONLY THREE OUTPOSTS LEFT.\n\n",
+    )
+
+
+def play():
+    display_intro()
+    display_field()
+
+    enemy_positions = generate_enemy_positions()
+    player_positions = prompt_for_player_positions()
+
+    # Build partial functions only requiring the target as input
+    player_attacks = partial(attack,
+                             positions=enemy_positions,
+                             hit_message="YOU GOT ONE OF MY OUTPOSTS!",
+                             miss_message="HA, HA YOU MISSED. MY TURN NOW:\n\n",
+                             progress_messages=PLAYER_PROGRESS_MESSAGES)
+
+    enemy_attacks = partial(attack,
+                            positions=player_positions,
+                            hit_message="I GOT YOU. IT WON'T BE LONG NOW. POST {} WAS HIT.",
+                            miss_message="I MISSED YOU, YOU DIRTY RAT. I PICKED {}. YOUR TURN:\n\n",
+                            progress_messages=ENEMY_PROGRESS_MESSAGES)
+
+    enemy_position_choice = init_enemy()
+
+    # Play as long as both player_attacks and enemy_attacks allow to continue
+    while player_attacks(prompt_player_for_target()) and enemy_attacks(enemy_position_choice()):
+        pass
+
+
+if __name__ == "__main__":
+    play()