15 part1

15/15-1.py

@@ -0,0 +1,100 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+from time import time
+
+file = "./input.txt"
+#file = "./ex.txt"
+#file = "./ex_s.txt"
+
+start_time = time()
+
+def read_input(input_file:str) -> tuple[list[list[str]], list[str]]:
+    out_field=[]
+    out_moves=[]
+    f = open(input_file, "r")
+    for line in f:
+        line = line.strip()
+        if line == "":
+            continue
+        if "#" in line:
+            temp = []
+            for b in line:
+                temp.append(b)
+            out_field.append(temp)
+        elif "<" in line or ">" in line or "^" in line or "v" in line:
+            out_moves.append(line)
+    f.close()
+    return out_field, out_moves
+
+def get_position(game_field) -> (int, int):
+    for li in range(len(game_field)):
+        for ro in range(len(game_field[li])):
+            if game_field[li][ro] == '@':
+                return li, ro
+
+def print_field(f:list[list[str]]):
+    for r in f:
+        for s in r:
+            print(s, end="")
+        print()
+
+def do_move(f:list[list[str]], m:str)-> list[list[str]]:
+    li, ro = get_position(f)
+    #print(li, ro, m)
+    if m == ">":
+        for i in range(ro+1, len(f[li])):
+            if f[li][i] == '.':
+                for ml in range(i,ro,-1):
+                    f[li][ml] = f[li][ml-1]
+                f[li][ro] = '.'
+                return f
+            elif f[li][i] == '#':
+                return f
+    elif m == "<":
+        for i in range(ro-1, 0, -1):
+            if f[li][i] == '.':
+                for ml in range(i,ro):
+                    f[li][ml] = f[li][ml+1]
+                f[li][ro] = '.'
+                return f
+            elif f[li][i] == '#':
+                return f
+    elif m == "v":
+        for i in range(li+1, len(f)):
+            if f[i][ro] == '.':
+                for mr in range(i,li,-1):
+                    f[mr][ro] = f[mr-1][ro]
+                f[li][ro] = '.'
+                return f
+            elif f[i][ro] == '#':
+                return f
+    elif m == "^":
+        for i in range(li-1, 0, -1):
+            if f[i][ro] == '.':
+                for mr in range(i,li):
+                    f[mr][ro] = f[mr+1][ro]
+                f[li][ro] = '.'
+                return f
+            elif f[i][ro] == '#':
+                return f
+    return f
+
+def sum_gps_coord(f:list[list[str]]):
+    result = 0
+    for l in range(len(f)):
+        for r in range(len(f[l])):
+            if f[l][r] == "O":
+                result += (100 * l) + r
+    return result
+
+if __name__ == "__main__":
+    field, moves_list = read_input(file)
+    print_field(field)
+
+    for moves in moves_list:
+        for move in moves:
+            field = do_move(field,move)
+
+    print_field(field)
+    print(f'Solution Part1: {sum_gps_coord(field)}')
+    print(f'Runtime: {time()-start_time:.2f} s')