some more solutions

2025/day03.py

@@ -0,0 +1,55 @@
+import time
+from aoc import read_lines, read_input
+from aoc.helpers import read_lines_and_split
+import numpy as np
+
+def part1(data) -> int:
+    totals = 0
+    for line in data:
+        line_max = 0
+        arrray = np.array([int(d) for d in str(line)])
+        for i in range(len(arrray)):
+            if i == len(arrray) - 1:
+                break
+            current = int(arrray[i]) * 10
+            max_val = int(np.max(arrray[i+1:]))
+            if current + max_val > line_max:
+                line_max = current + max_val
+        totals += line_max
+    
+    return totals
+
+def part2(data):
+    totals = 0
+    for line in data:
+        array = np.array([int(d) for d in str(line)])
+        values = []
+        for i in range(11, -1, -1):
+            if i == 0:
+                slice = array
+            else:
+                slice = array[:-i]
+
+            max_val = np.max(slice)
+            max_index = np.where(slice == max_val)[0][0] + 1
+            values.append(max_val)
+            array = array[max_index:]
+        
+        line_total = sum(d * 10**i for i, d in enumerate(values[::-1]))
+        totals += line_total
+
+        
+    return totals
+
+if __name__ == "__main__":
+    data = read_lines(3, int)
+
+    t0 = time.perf_counter()
+    p1 = part1(data)
+    t1 = time.perf_counter()
+    print(f"Part 1: {p1}  ({(t1-t0)*1000:.2f} ms)")
+
+    t0 = time.perf_counter()
+    p2 = part2(data)
+    t1 = time.perf_counter()
+    print(f"Part 2: {p2}  ({(t1-t0)*1000:.2f} ms)")