new structure for 2018, added license information

2018/03/code.py

@@ -0,0 +1,66 @@
+""" https://adventofcode.com/2018/day/3 """
+
+def readFile():
+    l = []
+    with open(f"{__file__.rstrip('code.py')}input.txt", "r") as f:
+        line = f.readline()
+        while line:
+            s = line.split(" ")
+            dist = s[2].split(",")
+            size = s[3].split("x")
+            fields = []
+            for i in range(int(dist[0]), int(dist[0]) + int(size[0])):
+                for j in range(int(dist[1][:-1]), int(dist[1][:-1]) + int(size[1])):
+                    fields.append((i, j))
+
+            l.append({
+                "id" : int(s[0][1:]),
+                "fields" : fields
+            })
+            line = f.readline()
+    return l
+
+def part1(vals : list):
+    data = {}
+    # get count for every field
+    for val in vals:
+        for field in val["fields"]:
+            f = str(field)
+            if f in data:
+                data[f] += 1
+            else:
+                data[f] = 1
+                
+    # count fields with count higher than one
+    overlap = 0
+    for d in data:
+        if data[d] > 1:
+            overlap += 1
+    
+    return overlap
+    
+def part2(vals : list):
+    data = {}
+    # get count for every field
+    for val in vals:
+        for field in val["fields"]:
+            f = str(field)
+            if f in data:
+                data[f] += 1
+            else:
+                data[f] = 1
+    
+    # look for area covered by only one id
+    for val in vals:
+        check = True
+        for field in val["fields"]:
+            if data[str(field)] > 1:
+                check = False
+                break
+        if check:
+            return val["id"]
+
+if __name__ == "__main__":
+    vals = readFile()
+    print(f"Part 1: {part1(vals)}")
+    print(f"Part 2: {part2(vals)}")