some more solutions

2025/day06.py

@@ -0,0 +1,67 @@
+"""Day X: Advent of Code 2025."""
+
+import time
+from aoc import split_grid_on_cols, read_input, read_grid, read_ints
+import numpy as np
+import operator
+from functools import reduce
+
+ops = {
+    '+': operator.add,
+    '-': operator.sub,
+    '*': operator.mul,
+    '/': operator.truediv,
+    '//': operator.floordiv,
+    '%': operator.mod,
+    '**': operator.pow,
+}
+
+def part1(data: np.ndarray):
+    totals = []
+    rows, cols = data.shape
+    for i in range(0, cols):
+        numbers = []
+        operator = data[rows - 1][i]
+        for ii in range(0, rows - 1):
+            numbers.append(int(data[ii][i]))
+        op = ops[operator]
+        totals.append(reduce(op, numbers))
+    
+    return sum(totals)
+
+
+def part2(data: np.ndarray):
+    totals = []
+    grids = split_grid_on_cols(data)
+
+    for i in range(0, len(grids)):
+        numbers = []
+        grid = np.array(grids[i])
+        r, _ = grid.shape
+        operator = str(grid[-1:][0][0])
+        flipped = np.rot90(grid[:-1])
+        nr, _ = flipped.shape
+        for ii in range(0, nr):
+            numbers.append(int(reduce(lambda a,b: a + b, flipped[ii])))
+        op = ops[operator]
+        r_total = reduce(op, numbers)
+        print(f"{numbers}, op: {op}: total: {r_total}")
+        totals.append(r_total)
+    
+    return sum(totals)
+
+
+if __name__ == "__main__":
+    DAY = 6  # <- ändra till rätt dag
+    data = read_grid(DAY, str,  True)
+
+    t0 = time.perf_counter()
+    p1 = part1(data)
+    t1 = time.perf_counter()
+    print(f"Part 1: {p1}  ({(t1-t0)*1000:.2f} ms)")
+
+    data = read_grid(DAY, str, keep_spaces=True)
+    t0 = time.perf_counter()
+    p2 = part2(data)
+    t1 = time.perf_counter()
+    print(f"Part 2: {p2}  ({(t1-t0)*1000:.2f} ms)")