Working on 2023-12-10 p1

2023/day10/part1.py

@@ -8,19 +8,25 @@ grid = []
 
 log = True
 
-def p(x):
+def p(x,steps):
     global log
     if log:
-        for i in x:
-            for j in i:
+        for idx,i in enumerate(x):
+            for jdx,j in enumerate(i):
                 if j == 'S':
                     print(colored(j,'red'),end='')
+                elif (idx,jdx) in steps:
+                    print(colored(j,'green'),end='')
                 else:
                     print(j,end='')
             print()
 
 
-
+def start_coords(grid):
+    for ydx,y in enumerate(grid):
+        for xdx,x in enumerate(y):
+            if x == 'S':
+                return (xdx,ydx)
 
 with open(sys.argv[1]) as file:
     for line in file:
@@ -29,4 +35,119 @@ with open(sys.argv[1]) as file:
 for ldx,line in enumerate(grid):
     grid[ldx] = line.translate(str.maketrans("-|F7LJ.", "─│┌┐└┘ "))
 
-p(grid)
+
+
+steps = []
+
+#p(grid,steps)
+
+found = False
+
+start = start_coords(grid)
+cur = start
+prev = cur
+count = 0
+
+def wall(loc):
+    return grid[loc[1]][loc[0]]
+
+"""
+steps = [(3,3),(2,3),(4,3),(3,2),(3,4)]
+tmps = []
+for i in steps:
+    tmps.append(i)
+    p(grid,tmps)
+    input()
+exit()
+"""
+y = cur[0]
+x = cur[1]
+print('Right is ' + wall((y+1,x)) + grid[x][y+1],end='')
+print((y+1,x))
+print('Left is ' +  wall((y-1,x)) + grid[x][y-1],end='')
+print((y-1,x))
+print('Up is ' +    wall((y,x-1)) + grid[x-1][y],end='')
+print((y,x-1))
+print('Down is ' +  wall((y,x+1)) + grid[x+1][y],end='')
+print((y,x+1))
+print()
+p(grid,steps)
+
+while not found:
+    y = cur[0]
+    x = cur[1]
+
+    sub_found = False
+    print('Start: ' + str(cur) + ' ' + wall(cur))
+   
+    dirc = ''
+
+    print('Trying to find way')
+    print('Previous is ' + str(prev) + wall(prev))
+    if y+1 < len(grid[0]) and not sub_found:
+        # Right
+        new = (list(cur)[0]+1,list(cur)[1])
+        if grid[x][y+1] in ('─','┐','┘') and new != prev:
+            print('Trying Right')
+            print('prev: ' + str(prev) + ' cur: ' + str(cur) + ' new: ' + str(new))
+            dirc = 'R'
+            if wall(cur) in ('─','┌','└','S'):
+                print('Went Right')
+                prev = (y,x)
+                y += 1
+                sub_found = True
+    else:
+        print('Cant go right cus ' + str(y) + ' < ' + str(len(grid)))
+
+    if y > 0 and not sub_found:
+        # Left
+        new = (list(cur)[0]-1,list(cur)[1])
+        if grid[x][y-1] in ('─','┌','└') and new != prev:
+            print('Trying Left')
+            print('prev: ' + str(prev) + ' cur: ' + str(cur) + ' new: ' + str(new))
+            dirc = 'L'
+            if wall(cur) in ('─','┐','┘','S'): 
+                print('Went Left')
+                y -= 1
+                sub_found = True
+    else:
+        print('Cant go left cus ' + str(y) + ' > ' + str(0))
+
+    if x > 0 and not sub_found:
+        # Up
+        new = (list(cur)[0],list(cur)[1]-1)
+        if grid[x-1][y] in ('│','┌','┐') and new != prev:
+            print('Trying Up')
+            print('prev: ' + str(prev) + ' cur: ' + str(cur) + ' new: ' + str(new))
+            dirc = 'U'
+            if wall(cur) in ('│','└','┘','S'): 
+                print('Went Up')
+                x -=1
+                sub_found = True
+
+    if x < len(grid) and not sub_found: 
+        # Down
+        new = (list(cur)[0],list(cur)[1]+1)
+        if grid[x+1][y] in ('│','└','┘') and new != prev:
+            print('Trying Down')
+            print('prev: ' + str(prev) + ' cur: ' + str(cur) + ' new: ' + str(new))
+            dirc = 'D'
+            if wall(cur) in ('│','┌','┐','S'): 
+                print('Went Down')
+                x += 1
+                sub_found = True
+    
+    
+    cur = (y,x) 
+    
+    steps.append((x,y))
+    print('Going ' + dirc + ' to ' + str(cur) + ' ' + wall(cur))
+    print('Previous is ' + str(prev) + ' ' + wall(prev))
+    p(grid,steps)
+    print()
+    input()
+    count += 1
+    if cur == start:
+        found = True
+
+print(count)