adding to git what I have

2024/08/08.py

@@ -0,0 +1,39 @@
+def ptAdd(pt1,pt2):
+    return [pt1[0]+pt2[0],pt1[1]+pt2[1]]
+
+def ptSub(pt1,pt2):
+    return [pt1[0]-pt2[0],pt1[1]-pt2[1]]
+
+def antennae(arr):
+    out = {}
+    for i in range(0,len(arr)):
+        for j in range(0,len(arr[i])):
+            if arr[i][j] != ".":
+                if arr[i][j] in out:
+                    out[arr[i][j]].append([i,j])
+                else:
+                    out[arr[i][j]] = [[i,j]]
+    return out
+
+def antinodes(antennae):
+    out = []
+    for a in antennae:
+        for i in range(0,len(antennae[a])):
+            for j in range(1,len(antennae[a])):
+                pt1 = antennae[a][i]
+                pt2 = antennae[a][j]
+                an1 = ptAdd(pt1,ptSub(pt1,pt2))
+                an2 = ptAdd(pt2,ptSub(pt2,pt1))
+                if an2 not in out and an2[0] >= 0 and an2[1] >= 0 and an2[0] < 50 and an2[1] < 50:
+                    out.append(an2)
+                if an1 not in out and an1[0] >= 0 and an1[1] >= 0 and an1[0] < 50 and an1[1] < 50:
+                    out.append(an1)
+    return out
+
+arr = []
+with open("input08.txt") as file:
+    for line in file:
+        arr.append([])
+        for a in line[:-1]:
+            arr[-1].append(a)
+print(len(antinodes(antennae(arr))))

2024/08/input08.txt

@@ -0,0 +1,50 @@
+...........6.b....................................
+........6................8........................
+..Y.......................................o.......
+....V...j............B.............c..............
+............8.........X.......L...................
+.....j..v6.......3.L..................c...........
+..Mj.....p3.......b........Z....................J.
+..........M...X...................................
+V..............v......p.........Z.........c.......
+..............3...................................
+.......V......U3.............c....................
+..........b..v.M.U8...............................
+..........j........8.....................J........
+..........Y......q........LH..Z...D...........y...
+..2Y........PX......6..................BQ.........
+...0.Y...............XP...........w...............
+.........U.......2...............oH.y.............
+0..............9........U.........................
+...........P..............W.......z...Oy..........
+...................t...p.W..o.............Q.......
+.....S.................t.....Q....B...............
+S.k..................V..W...p.......H...O......m..
+....S.h................W.......................O..
+..h..P.2.............Z.............J..............
+.........k.......5v.......q...t.s.................
+.....Q.....h..........................J...B.......
+........0.........l...............................
+.S................................................
+.............................M....................
+2..................e.....o.....y..................
+................k.................................
+......4......k....t...s.q.........................
+.4.......................q........................
+.......................z....E.....................
+.............0.....d..............................
+7..........D........z.............................
+.......D..5......7..9.............................
+......5..................E........................
+D..............K......d..9E..........w.....1..C...
+.......K..x.........d....s...........l............
+........7......................u...C..............
+..K........x..............9..C...u................
+4..............s.........................l...T..w.
+.......5.....7..................m......T......1...
+...........................E...z.m................
+......................................u...C.......
+.............................em...................
+..............................................T...
+....................x.......................e.....
+.............................1e....w....l.........

2024/09/09.py

@@ -0,0 +1,41 @@
+import copy
+
+def checksum(diskdump):
+    out = 0
+    for i in range(0,len(diskdump)):
+        if diskdump[i] == ".":
+            return out
+        else:
+            out += diskdump[i]*i
+
+def abstToDump(abst):
+    dump = []
+    flag = True
+    i = 0
+    for a in abst:
+        for j in range(0,int(a)):
+            dump.append(i if flag else -1)
+        flag = not flag
+        i += 1 if not flag else 0
+    return dump
+
+def orderDump(dump):
+    arr = ["."]*len(dump)
+    i = 0
+    for a in dump:
+        if a == -1:
+            if dump[-1] != -1:
+                arr[i] = dump[-1]
+                i += 1
+            else:
+                pass
+            dump.pop(-1)
+        else:
+            arr[i] = a
+            i += 1
+    return arr
+
+with open("input09.txt","r") as f:
+    dump = abstToDump(f.read())
+order = orderDump(copy.deepcopy(dump))
+print(checksum(order))