added day03

03/input01_sample.txt

@@ -0,0 +1,12 @@
+00100
+11110
+10110
+10111
+10101
+01111
+00111
+11100
+10000
+11001
+00010
+01010

03/solve01.py

@@ -0,0 +1,25 @@
+#!/usr/bin/env python
+
+count1=[0,0,0,0,0,0,0,0,0,0,0,0]
+count=0
+code_len=12
+
+with open("input01.txt", "r") as f:
+    for line in f:
+        count += 1
+        for pos in range(code_len):
+            if line[pos] == '1':
+                count1[pos] += 1
+
+gama=''
+epsilon=''
+
+for pos in range(code_len):
+   if (count1[pos] > count/2):
+       gama=gama+'1'
+       epsilon=epsilon+'0'
+   else:
+       gama=gama+'0'
+       epsilon=epsilon+'1'
+
+print(int(gama,2) * int(epsilon,2))

03/solve02.py

@@ -0,0 +1,33 @@
+#!/usr/bin/env python
+
+import copy
+
+code_len=12
+input=[]
+
+with open("input01.txt", "r") as f:
+    for line in f:
+        input.append(line)
+
+input_oxygen = copy.copy(input)
+input_co2 = copy.copy(input)
+
+# oxygen
+for pos in range(code_len):
+    if len(input_oxygen) == 1:
+        break
+    tmp = [i for i in input_oxygen if i[pos] == '1']
+    filter = '1' if (len(tmp) >= len(input_oxygen)/2) else '0'
+    input_oxygen = [i for i in input_oxygen if i[pos] == filter]
+    
+
+# co2
+for pos in range(code_len):
+    if len(input_co2) == 1:
+        break
+    tmp = [i for i in input_co2 if i[pos] == '1']
+    filter = '1' if (len(tmp) < len(input_co2)/2) else '0'
+    input_co2 = [i for i in input_co2 if i[pos] == filter]
+ 
+
+print(int(input_oxygen[0], 2) * int(input_co2[0],2))