trois premiers jours

2024-12-03 19:04:09 +01:00
commit c394f7298d
3 changed files with 155 additions and 0 deletions
--- a/day3.py
+++ b/day3.py
@ -0,0 +1,72 @@
+# data = "xmul(2,4)&mul[3,7]!^don't()_mul(5,5)+mul(32,64](mul(11,8)undo()?mul(8,5))"
+
+PART1 = False
+with open('day3.txt') as f:
+    l = [line.rstrip() for line in f]
+    data = ""
+    for line in l:
+        data += line
+
+mul = []
+
+if PART1:
+
+    for i in range(len(data)):
+        window = data[i:i+4]
+        print("window=",window)
+        if window == "mul(":
+            for j in range(i+4,min(i+4+8,len(data))):
+                print(data[j])
+                if data[j]==")":
+                    to_test = data[i+4:j]
+                    
+                    # print("to_test=", to_test)
+                    to_test = to_test.split(",")
+                    # print("to_test=", to_test)
+                    if len(to_test)==2:
+                        try :
+                            a,b = int(to_test[0]),int(to_test[1])
+                            print("ab = ", a, b)
+                            mul.append(a*b)
+
+
+                        except :
+                            # print("not int")
+                            pass
+
+else :
+    do = True
+    for i in range(len(data)):
+        window_do = data[i:i+7]
+        print("window_do=",window_do)
+        if window_do == "don't()":
+            do = False
+        elif "do()" in window_do:
+            do = True
+        window = data[i:i+4]
+        print("window=",window)
+        if window== "mul(":
+            for j in range(i+4,min(i+4+8,len(data))):
+                print(data[j])
+                if data[j]==")":
+                    to_test = data[i+4:j]
+                    
+                    # print("to_test=", to_test)
+                    to_test = to_test.split(",")
+                    # print("to_test=", to_test)
+                    if len(to_test)==2 and do:
+                        try :
+                            a,b = int(to_test[0]),int(to_test[1])
+                            print("ab = ", a, b)
+                            mul.append(a*b)
+
+
+                        except :
+                            print("not int")
+                            pass
+    
+
+print(mul)
+tot = sum(mul)
+
+print(tot)