Initial commit.

.gitignore

+.idea

main.py

+from kivy.app import App
+from kivy.properties import BooleanProperty, ListProperty
+
+from functools import reduce
+from operator import xor
+
+__app_package__ = 'edu.unl.cse.soft161.nim'
+__app__ = 'Nim'
+__version__ = '0.1'
+__flags__ = ['--bootstrap=sdl2', '--requirements=python2,kivy', '--orientation=landscape']
+
+
+class NimApp(App):
+    heaps = ListProperty([3, 5, 7])
+    take_enabled = ListProperty([True, True, True])
+    next_enabled = BooleanProperty(True)
+
+    def make_computer_move(self):
+        nimber = reduce(xor, self.heaps, 0)
+        for index, heap in enumerate(self.heaps):
+            if nimber ^ heap < heap:
+                self.heaps[index] = nimber ^ heap
+                break
+        else:
+            self.heaps[self.heaps.index(max(self.heaps))] -= 1
+
+    def reset(self):
+        self.heaps = [3, 5, 7]
+    
+    def take(self, index):
+        pass
+
+    def next(self):
+        pass
+
+
+if __name__ == '__main__':
+    nim = NimApp()
+    nim.run()

nim.kv

+BoxLayout:
+    orientation: 'vertical'
+    BoxLayout:
+        orientation: 'horizontal'
+        BoxLayout:
+            orientation: 'vertical'
+            Label:
+                size_hint: (1, 0.25)
+                text: 'Heap A:'
+            Label:
+                font_size: '150sp'
+                text: str(app.heaps[0])
+            Button:
+                size_hint: (1, 0.25)
+                disabled: not app.take_enabled[0]
+                text: 'Take A'
+                on_press: app.take(0)
+        BoxLayout:
+            orientation: 'vertical'
+            Label:
+                size_hint: (1, 0.25)
+                text: 'Heap B:'
+            Label:
+                font_size: '150sp'
+                text: str(app.heaps[1])
+            Button:
+                size_hint: (1, 0.25)
+                disabled: not app.take_enabled[1]
+                text: 'Take B'
+                on_press: app.take(1)
+        BoxLayout:
+            orientation: 'vertical'
+            Label:
+                size_hint: (1, 0.25)
+                text: 'Heap C:'
+            Label:
+                font_size: '150sp'
+                text: str(app.heaps[2])
+            Button:
+                size_hint: (1, 0.25)
+                disabled: not app.take_enabled[2]
+                text: 'Take C'
+                on_press: app.take(2)
+    BoxLayout:
+        size_hint: (1, 0.2)
+        orientation: 'horizontal'
+        Button:
+            text: 'New Game'
+            on_press: app.reset()
+        Button:
+            disabled: not app.next_enabled
+            text: 'Next'
+            on_press: app.next()