Added 2025 day3

2025-12-03 21:44:08 +01:00
parent 536c2349a8
commit 28c877459d
2 changed files with 91 additions and 1 deletions
@@ -0,0 +1,89 @@
+#!/bin/python3
+import sys,time,re,os
+from pprint import pprint
+sys.path.insert(0, '../../')
+from fred import list2int,get_re,nprint,lprint,loadFile
+start_time = time.time()
+
+if sys.argv[1] == 'test':
+    input_f = 'test'
+elif sys.argv[1] == 'input':
+    input_f = 'input'
+else:
+    print('No argv provided')
+    exit()
+
+
+#########################################
+#                                       #
+#              Part 1                   #
+#                                       #
+#########################################
+
+def part1():
+    score = 0
+    nums = loadFile(input_f)
+    
+    
+    for n in nums:
+        max_nums = 0
+        max_idx = 0
+        for i in range(0,len(n)-1):
+            if int(n[i]) > max_nums:
+                max_nums = int(n[i])
+                max_idx = i
+                
+ 
+        max2_nums = 0
+        
+        if max_idx+2 == len(n):
+            score+= int(str(max_nums)+str(n[max_idx+1]))
+        else:
+            for i in range(max_idx+1,len(n)):
+                if int(n[i]) > max2_nums:
+                    max2_nums = int(n[i])
+        
+            score += int(str(max_nums)+str(max2_nums))
+        
+    return score
+
+start_time = time.time()
+p1 = part1()
+print('Part 1:',p1, '\t\t', round((time.time() - start_time)*1000), 'ms')
+
+#########################################
+#                                       #
+#              Part 2                   #
+#                                       #
+#########################################
+
+def part2(): 
+    score = 0
+    nums = loadFile(input_f)
+    
+    for n in nums:
+        n=list2int(list(n))
+
+        pos = 0
+        filled = 0
+        left = len(n)
+        can_skip = left - 12
+        number = ''
+
+        while filled < 12:
+            current = n[pos]
+            window = n[pos:pos+can_skip+1]
+            if current >= max(window):
+                number += str(current)
+                pos += 1
+                filled += 1
+            else:
+                pos += 1
+                can_skip -= 1
+        score += int(number)
+    return score
+
+start_time = time.time()
+p2 = part2()
+print('Part 2:',p2, '', round((time.time() - start_time)*1000), 'ms')
+