solved 12b in 12a

2021/day10/10.py

@@ -0,0 +1,35 @@
+lines = open("input.txt", 'r').read().splitlines()
+
+
+di = {
+    ('(', ')', 3, 1),
+    ('[', ']', 57, 2),
+    ('{', '}', 1197, 3),
+    ('<', '>', 25137, 4)
+}
+score1 = 0
+score2 = []
+for l in lines:
+    stack = []
+    valid = True
+    for c in l:
+        if c == '(' or c == '[' or c == '{' or c == '<':
+            stack.append(c)
+        if c == ')' or c == ']' or c == '}' or c == '>':
+            match = [x for x in di if x[1] == c][0]
+            if stack.pop() != match[0]:
+                score1 += match[2]
+                valid = False
+                break
+    if valid:
+        if stack == []:
+           break
+        score = 0 
+        while stack != []:
+            cha = stack.pop()
+            score = score * 5 + [x for x in di if x[0] == cha][0][3]
+        score2.append(score)
+
+print(score1)
+score2.sort()
+print(score2[(int)(len(score2)/2)])

2021/day10/input.txt

@@ -0,0 +1,110 @@
+{{{[(<<[[[<<([[]()]<()<>>)((()()))>([(()><{}[]>]({()[]}))>{[{(<>[]){{}[]}}<({}()){{}[]}>][<<(){}>(()<>)>{[{
+{<<((({{<<[<<{[]()}(())>([[]()])><[[{}{}]<[]<>>](({}())[{}<>])>][([{[]{}}](<<>{}>{()()})){({[]{}}<<><>>}{({}
+(<[{<{<(<[[<<<[][]>(<>)>><{<(){}>{[]{}}}<{{}[]}{()[]}]>][<([{}<>]<[]<>>)<{[]()}[()<>]>>[{{<><>}<<>{
+([{([{{{<[[{[{{}()}<{}[]>]{{<>()}<()>}}{<<{}()>{<>{}}>}]]<(<<[<><>]<<><>>>{<{}()>({}())}>){(<{()<>}><<<
+{(<{[{[{([<<{<()()>((){})}[[{}{})<()[]>]>>{([<{}<>><<>[]>]<{<>[]}[{}<>]>){<[<><>]{{}{}}><(
+[<([<(<{[<[{<<()[]>{()[]}>}{<[{}][[]{}]){[()()]{<>[]}}}]>{(<(<[]()><{}<>>)(<{}<>><{}()>)><<(<>())>>)
+(<{<[<[(({([(([][])([]())){(()[]){[][]}}][({[][]})[[[]{}]({}[])]])}{{{[{<>()}{()[]}](<{}[]><[]<>>)}<(
+<<(({([[[([{[[()()]{<>[]}]<[<>[]]({}[])>}]((<[[]())(()<>)>(<{}()>([][])))<([<>[]](()[]))>))[<[[<{}<>>([][])]
+(({[{[{<(({([{[]{}}(()())]{{()()}<<>()>})([{{}{}}[{}{}]]<<(){}>[()<>]>)}<{{(()[])}}{{[[]()
+[<{<<<{<[[[[(((){})(()[])){<[]{}>}](<[<>[]][<>()]><[()<>]<<>[]>>)]({{[<><>]}<<<>{}>[{}<>]>}[{{{}{}}([]{})}
+{[<({<{{<([(<<<>{}>{<>[]}>{{()<>}<<>{}>})(<<[]>((){})>)][<[<()<>>[()]]<((){})<<><>>>>[<{()[]}<{}[]>>]])>}{{<
+([[<{([{<<[{<[{}<>]{<>{}}>{[(){}][()()]}}<{(<>[])(<>())}([<><>])>]>{{{<([][]){<>()}>{([]()><()()>}}{{({}()
+(<[[({{<([[[[{{}<>}[<>()]][(<>[])<<>()>]]]([([[]()][()()])]([[{}[]]<{}[]>]{[{}<>]{<><>}}))))>(
+<<{[([(<<({{([{}[]]<<>()>)<<()[]>[{}<>]>}({(<><>)[{}()]})}[{<[(){}]>{{<>[]}[<>{}]}}[<(<><>){{}[]}>{{<>{
+[<({[({[<{[(<[{}()][{}<>]>{{()[]}(<>())})({{{}<>}<[]()>}{<()<>>})]}[<<{{[]}({}{})}([[]<>][()<>])>>[[[
+(<<[[<{<(<<<<[()[]]<<>()>>({[]<>}[[]()])>([<<><>>](([]()){[]()}))>{<[{{}<>}<<>[]>]<<<>><[]()>>>{
+<[[{[<({{[{(<([]())<{}[]>>(<<>{}>{<>})){[{[][]}{<>[]}]{[[]{}]<[]>}}}<<(([]{})[<>{}]){[{}()](<>{})}>[[([]{})[{
+([(<[<[[{([[(({}{})[(){}])([<>[]]{()[]})]([[()<>][<><>]])]{[<{[][]}[[][]]>{<[]()><()[]>}]<[(<>())<<>{}>]>})}
+([([{<<{{{({<<<>[]><<><>>>[[<>[]]<[]()>]}<<{[][]}[{}<>]>{[<>()]{()[]}}>)[[[<<><>>{(){}}>[({}[
+[[<[[({{(<[{<{[]{}>>({[]()}{[]<>})}{(([]{})[<>{}])[(<>{})<[][]>]}]>){{<[{<{}<>>}<([][])([]<>)>]((<(){}>(()
+([[{<[<((<{([{[]<>}({}[])]){{[[]]{<><>}}[<[][]>([][])]}}{[(((){})([]())>]{{{[]()}<<>()>}}}>){<[(
+{<(<{{<{[{<{{<(){}>{<><>}}}[{[{}<>][{}<>]}[[[]{}](()[])]]>}][<<<{[{}[]]<()()>}(((){})[()[]])>)((<(()
+{([<{<{([(<{[{{}[]}[(){}]]<{()}<{}()>>}[[[[]{}]{<>[]}}]>{[[[<>]<<>()>]{<()<>>{[]<>}}]})<<{[{<>()}<{}<>>]
+{<<(<[<[[[[{{(()())([]<>)](<<>>({}()))}<[{<>()}[()<>]]>]({[[[]()]<()<>>]}[[<[]<>><()<>>]{<{}()>[
+[<{(<<[<[(<[{(<>{})<{}()>}]<[[()<>]{<>()}]>>)]](({<{<[()()]{[]()}>((<>())(<>{}))}{[<{}()>]<(<>[
+[<({({[[[<{<[[()<>]<<><>>]{([]<>)([][])}>[[(<>[]){(){}}]]}{{<{<>{}}<<>>>(([]{})[[]<>])}[<(()[]){{}{}}>]}>[{
+{(<<{<[{[{({{[<><>]{{}[]}}}(([{}[]]<[]<>>)})[<(<[]{}><<>()>)[<{}<>>[<>[]]]>(<((){})[{}<>]>{(
+[<(({<<([{[{{{<><>}([]<>)}}]}](<(<[([][])<{}[]>]{{{}{}}[{}{}]}>{(<[][]>{{}{}})})>)){[([{{<[][]><()>}
+[({[[[(<<((<(<{}()>([]<>))(<()()}<{}[]>)>(([{}[]](<>{}))[{[]<>}(<>[])])))>>)][<{({<[[<{}{}>{[]()}]{(<>{}){
+{(([((([<[{[(({}[]){()<>})[[{}[]]({}())]]{<[[][]](()<>)>{[{}[]]{[]()}}}}<{(<<><>><()<>>)<({}[])
+{([{{[[{<({([[<><>]<{}<>>]<[()[]]<()[]>>)}[[{[{}{}]{{}{}}}]{[{[]{}}([]{})]{(()())[<>()]})])>}]<
+([<[{{{([{{<[[{}{}]]{<()()>}>{{{()[]}([]())}}}<<{<[][]>{<>{}}}>{[[{}()]([]{})]{([]{})(()())}}>}])<<<((<<{}{}
+[{{[<[[[<({[[<(){}>{{}[])]{{[]<>}([])}]}<({{<>()}[{}{}]}{[()()]{[]<>}})[{[()<>][()[]]}]>)>[<(<{{
+(<{{({{{[({([({}[])<{}{}>](([]{})[{}{}]))})[(<<((){}){()<>}>[[[]<>][{}[]]]>{<([]){{}<>}>([[]{}])}){[(((
+<[<{{(<(<<[{([(){}][()()])((<>())]}]>>)>)}[{(({({[[{(){}}]][{(()()){{}[]}}<(()())(<>())>]}{([{[]<>}<[]<>>]
+{({<[[<<{<{(({<>{}}<<>{}>))[<<{}()><<>()>><<(){}>({}())>]}<(([{}[]][{}{}]){<{}>}){[<[][]>((
+(<[{{[{([<<<(((){})([][]))>([[<>{}])[<{}()>{<>{}}])>>{{{{<[]{}>[()()]}[(<>{}){<>{}}]}{([[]{
+{(<[{({<<(<<<(<>())[{}[]]>>{([()()]({}{})){<[]()>[[]<>]}}>[[<[{}{}]{{}<>}>{[<>()][<><>]}]{<[<>][[]<>]>((<>{
+{[<<(<<({(<<[{<>[]}]{[{}{}]<[]()>}>(((())<<><>>)((<>{})[{}[]]))>[<({<><>}[[]{}])[<()[]>{()()}]>{{({}[])({}()
+<<<(<((([<{[{{{}<>}{{}[]}}[(<>)<<>[]>]]<[([])]<{()()}{<>{}}>>}><{<[[[]<>]<{}<>>]>[(({}[])<[]<>
+{<(([[{{[({(([[]{}]<{}()>)<([]())[[][]}>)<<<<>>{()[]}>[<<>()>]>})<<[({[]<>}[[]<>])<<{}()>({})>]{<<()[]>(()[
+([<([{<[<{<([<()>({}[])](<<>{}>{{}{}}))<<({}{}){{}()}>[([]{})[[]()]]>>{{<[()<>]{()<>}>((<>())[{}<>])}<[(<
+<([{({({<({[[(()[])[[][]]][(()){()[]}]](<{()<>}(()())><[[]()]([][])>)}{[{[<><>][{}{}]}<(<>[]){{}[]}>]
+(({[<<[[{{<[{{[][]}(()[])}{<()<>>}]([<[]<>><{}<>>]{<{}()>[<><>]})><{{<<>{}>[[]{}]}{<{}<>>[[]{})}}<<<{}<>>
+<{{<(({{(<[<<[[][]]{[]()}>><<{()[]}{<>)>(({}{})(()()))>]{(<({})({}{})>([()()]<{}<>>)){([{}[]]([]{}))[<[]
+{({[<<[[<[<(<{<>{}}{{}()]>([{}[]][()[]])){{[()[]]{<><>}}({<>()}[<>()])}><<{[()<>]<[]>}<({}[]
+<{{<<{<{<([(([<>()])<({}())<{}[]>>)[[(()())[()()]]{{()()}<{}()>}]])<[([<{}{}><[][]>])[[<[]<>>{[]<>}
+<{<([[<{[{([[[[][]]<[]<>>][({}()){()()}]]<(([]())[<>[]]){[()<>]}>)[[<<{}<>>([]{})>[(()<>)[[]()]]]]}((((<<>>
+[[{[<<([[({{<<{}<>>{<><>}>[<(){}>([]<>)]}<{<{}[]>{()[]}}((<>{})<()[]>}>}[<([[][]]([][]))({()()}<()
+[{[[{(<({(<({({}<>){{}[]}}{<<>[]>{()[]}})<(({}())[[]{}])>><[<{{}[]}>{<[][]>[()]}]{((<>{})(<>
+{{<{[[[(<({<(<[][]><{}<>>)[(<>{})<<><>>]>})>)]]]}{([[<<{[{<<()[]>({}{})>({{}()})}]<{[{()()}]<[[]]<()>>
+[{{[<((<<(({{[[]()]([]())}{<[]{}>[{}{}]}}<({<>{}}{()[]})<{{}}{{}[]}>>)(<<<{}[])<[]()>>({[]
+([[[<(<([{(({{{}[]}[{}]}[[()()][{}{}]]}({(<>{})({}())}({()()}([]<>)))){{({()<>}(<>[]))[(()())<[][]>
+{([<<{<(<((({({}[])({}[])}([<><>]([]())))<<<[]{}><<><>>>({{}[]}{()[]})>}(<[({}[]){<>[]}](<[][]>{{
+{{(<{<([[<[[(((){})<{}[]>)[[[]<>][<>()]]]{((<>[])(<>())){<<>>([]{})}}]<[([[][]][{}])]>><(({{<>()}}[<[][]>])
+{[[{<<<{{{[[(<(){}>{[]{}})]]}({<[[{}()][{}{}]]{({}[])[{}<>]}>{{{[]<>}[<>[]]}<{[][]}(<>[])>}})}{[<{[([][]){<
+<[<{<[{<({(<<([][])<()[]>><[<>()]{{}()}>)<([()<>]<<>{}>)(({}<>)[()<>])>)})>}][(<<<[[({{}()}{{}[
+<{{(<<{[{<{{{{[]<>}{()()}}{(<>()){()[]}}}[{(<>[])}(({}[])[()[]])]}<<[{<>()}]<{<>()}<{}()>>>{((<
+{[<[{{[[<[{<<[[][]]<{}[]>>><<<()[]>({}[])>>}([[[[][]]]((<>())<<>()>)](<[{}()]<[][]>>({<>[]}{[]()}))>]{{<[{{}
+<([[{[{<<(<{<[{}[]]{(){}}>(<{}<>>{<>()})}{(<(){}>{[]))((()<>)[{}[]])}><(<<(){}><()>>){(<()<>>(()()))<({}())[
+{<(<<{<[<<<[[<[]{}><[]()>]<{{}{}}{{}<>}>]>[[(<<><>>((){}))]({<()()><{}{}>}({<>()}))]>>]([(({<{()()}[
+([{[([({[[<[{(<>[])<<>()>}[[{}[]]<[][]>]]><(<<()<>>({}<>)><(()[])(()())>)({[[]{}]{<>()}}{[[]
+[(({([{[<<[{{((){})({}())}}]{{{<()<>>[[]()]}((<>[])(<>()))}[[[<><>]([]())]({()[]}{()[]})]}>>({[[<<
+<{{(([[[<(<(([[]()]<[]{}>))[<[{}{}](()())>[[()<>](()())]]>{<{<()<>>}(<{}<>>[[]()])>})>[({<
+[<{([{{<<{{(<([]{})[<>{}]>[<()<>><()[]>])({(()<>)<<>[]>)(([]{})([]<>)))}}>[{[({({}())[(){}]}<(
+<([<<[<(<<<<({()[]}<{}<>>)[[()[]][[]()]]><({{}{}}){[[][]]}>>{[((()[])[[][]]>{{()()}{()<>}}]<{<
+<((<{<{<{<<[[<<>()>{<>}]{({}[])<<><>>}]([{()<>}{[][]}]([[]<>](<>())))>[<<[[]<>]<()()>>[{()()}<(){
+<<{[{[{[<{{<<[<>()]<[]<>>>[[()()][{}{}]]>([{{}[]}<()<>>])}[((([]{})[[]<>])<<{}{}>{<>[]}))]}><[{(
+{{{{<<[{<{(({<{}()><[]<>>})[{<[]{}><()()>}{<<>[]>[[][]]}))<{<[<>[]][[]{}]>{[(){}][[]()]}}{{
+<<{([({{[{{<[<[][]>{[]<>}][<[]()>]>{{[{}][()[]]}({{}[]}[()[]])}}{[[<<>{}>](<()()>)][<[[]{}]<{}{}>>
+[{{<{([[<{(({<[]{}><[]()>}<<()<>><<>()>>)<{(<>()}[{}<>]}>){(<{<>{}}({}[])><{()<>}>)}}[({(<[]()>({}<>))<[[]
+{{{({({<{<{[[{[]{}}{[]()}]<{{}()}<{}[]>>]({<[]<>>[[]()]}<[<>[]}<{}<>>>)}{<<(()[])<()[]>>[(<>[])<()[]>]>(<[[](
+<{[(([[[([[<[[{}()]([]<>)][(()[])[<><>]]>(([<>{}]({}()))<{{}}[[][]]>)]({{<{}[]><[]()>}({[]{})[[
+{(<({({(<(<(([<>()][{}<>])<{()<>}<{}()>>)[[[()[]]<[]{}>][[()<>]<[]{}>]]>{<<<[]><[]()>><(<><>)<[]{}>>>})(([
+<{<(([(<<<<<{(()<>)}{<()()>(<>[])}>>>>>){{(<<[[{<>[]}(<><>)]<{[]{}}>]>>)[([{[[<><>]<()()>]{(()[])<<><>>}
+({{[(<([({((([()[]]{{}{}})[(<>{})([][])])){{({<><>}[()()]){<{}[]>[<><>]}}}}{(<[<<>[]>]>><<[{()}<()()>]
+([{[[([{<[({{({}[]><[][]>}}((<()()>[<>[]])<({}())({}())>))]<[[[(<>{}){[]}]{{[][]}{()[]}}]]<{<<{}<>><<
+({{<[[({{((<[{()<>}[{}[]]]([[]()](()[]))>{[{()[]}{{}[]}][{{}{}}{[]{}}]})({{[{}](<><>)}[([]()
+[<<{[{({{[[{{<[]{}>[<>[]]}<({}[])[()[]]>>{[[<>()]{{}[]}][{[]{}}{[]()}]}][<<([]()){[]<>}>((<>){{}()})>[{{{}(
+(<{[{<{[[[<[<{{}<>}<()>>{[<><>][()()]}][<[<>()]{{}{}}>([[]())[[]<>])]>]{[(<[()()]{<><>}>{[{}[]]<
+<{[[[{(({{<({(()[])(<>{})}(<[][]>[<>]))({([]<>)<<>[]>}<[<><>][()()]>)>[<[[<><>][()()]](<()>[()<>]
+[<[([[<<[{((<[<>{}][{}[]]><(<>{}){[]<>}>))}][{{<<<[][]><{}<>>>><({()[]}<()[]>)>}<([<(){}>({}())]<[{}][()]>)[
+[([({{[[{{[[{{{}{}}<[]<>>}]]<{{{{}{}}<<>()>}((()())({}[]))}[[<(){}>(<>{})][[<>{}]{{}<>}]]>
+<<[{<<([[({([[[][]]{{}()}])[[{{}[]}<{}()>]{[(){}]{<>[]}}]}([{{[][]}>]<{{()[]}<()[]>}<(()<>)
+[[[{(<[[{(({<({}())>{{<>{}}[{}{}]]}<{{()()}[{}<>]}[<{}<>>(<><>)]>))<<<{<<>[]>}{[{}()][{}{}]}>[<[(){}][{}{}
+{<([{[[([{[{(<()()><<>[]>)(({}{})[{}<>])}[<<()[]>[()<>]>{({}<>){()()}}]]<<{(<>[]){()()}}<{{}[]}(<><>)>>((
+(({{<(<({[[{({{}[]}([][]))[{[]<>}<<>[]>]}[<{[]{}}([])>]]{{([<>[]]({}()))(<()<>>{[]{}})}}][{<<{<>()
+{{[<[<(([<{[([()()][[]<>])[<()<>>{()[]}]]}>[{({{()()}([][])}({()}(()<>)))[[({}())]{{<>()}[<>]}]}]]{<{({({
+{{([([({[<((<{<><>}>{(<>[])})([({}{}){<>()}]))<[{<{}{}>{<>[]}}]<(<(){}>{()<>}){<<><>>}>>>[{[
+[<{<[(<{{[((<[<><>]{(){}}>(([]<>)[()()]))(<{{}()}[{}[]]>{<<><>>{()<>}}))({[<()()>{<><>}]<{[]<
+<((([(<[{<<[<<<>()>({})>][((()[]))<{{}()><<><>>>]>>({[[[<>{}][<><>]]({{}()}<{}{}>)]}((<<[]>
+[[{({[({[[[[<[<>()]{<>{}}>]{([<>{}](()<>))[[{}<>]({}[])]}]{{{(<>{})({}[]]}}[{[()<>]{()()}}]}]]<<{[((<>())<()<
+{<{{{([(<([<[{<>()}{<>{}}]<([]{})<[][]>>>([<(){}>[[][]]]{<()<>><<>[]>})]<<<[()()]>>[([()()]
+[([[(({[[{{<{(<>{})<(){}>}[({}{})[<><>]]>({<<>{}>[<>{}]})}}[[<{<()><{}{}>}{{<><>}}>([[()()]{{
+{{[({({([([<({()}([]()))>[[(<>[]){<><>}][{[]{}]<{}>]]]{{[({}{}){<><>}][[[]<>][<>[]]]}((([]<
+{{<<[<<(({[[{{{}()}({}{})}<{()[]}{()()}>][{{<>{}}[()<>]}([{}[]]{{}[]})]]<[{{[]<>}{<>{}}}{[<>[]]<[][]>}]
+[{<({({<{{({{{<>{}}<{}()>}{(<>())[<>{}]}}[(<<>{}>[{}])])((<<<><>><{}()>>(<<><>>([])))(<([]<>)>{{
+{[<[((<{{[{{<({}{})>}<((<>)<[]<>>)[[<>()]{{}}]>}]}}>))]({[{{([[<<<{}[]>><<<>()><<>[]>>>[{{(){}}}<[[]{}]({}
+<<<[<({[(<(<<(()<>)<{}{}>>{([]<>){<>{}}}>{{<{}<>>(<>{})}<[()<>]>})<{[({}())[<>[]]]({<>()}<<>{}>)><{
+({<<[{<<[{{<([(){}]<<>()>)<<<>()>[[]()]>>(<{<>()}([]())>{[[]<>](<>{})})}}]]{<(<<[<<><>>((){})]{
+<([{{[{<<[[{{[{}[]][()]}<[{}()][[][]]>}}[<{[<>[]]{{}()}}>{(<()()><[][]>)({()<>})}]]<[<[<{}<>>([]<>)
+([<<[[([(<<[({()<>})<{[]()}{()}>]({{()<>}})>{[([<>()]([]()))[{[]{}}]]}>{{{(<[]()><[]>)<{{}{}}[{
+([[{[[{<{[{<({()()}[<>{}])<<{}{}><<>()>>><[[<>{}](<>()]]<<[][]>{<>{}}>>}][<{(<<>()>[()[]])<{<>{}}
+<{<<{<((([{[<(())<{}[]>>]<(<{}()><<>{}>)<<<>{}>>>}<{{<<>()>{{}()}}<<(){}>>}[[{[]()}({}())]((<>
+([[([(<[<<{[<[()<>][[]()]>[[[]<>]<()()>]][[(<><>)]<<<>>(<>[])>]}><{([(<><>)]{[()<>}})}>><<[[(<
+{{(<<({<([([{{[]()}}([<>{}]{{}()})])])[[[[[[<>{}>({}())]{{[]{}}({}())}]]([{{<>}(()<>)}[{<>()}<[][]>]])](<[[[
+((({{<[<<{{{<<[]()>[<>[]]>[({}[])([]{})]}<<[[]{}]<()<>>><({}())(())>>}[<<[(){}]<[]()>>[{{}<>}
+[<([<{[([[[(<[<>{}]({}{})>([()[]]({})))([{()()}{()[]}]<[<><>]{()()}>)]({({(){}}{<><>})<[<>()]{{}()
+<(({(<[[{[{[((<>())[{}])[[<>]{<>()}]](<{[][]}{<>()}>([<>{}>{[]<>}))}[[({<>{}}{<>()})((()[])<<>
+<{{{{<{[[<[({{<>[]}(()<>)})<(<<>{}>[(){}])[{<>{}}{<>{}}]>]({[{<>()}<()<>>]{<[]()><{}()>}}([

2021/day10/input.txt.sample

@@ -0,0 +1,10 @@
+[({(<(())[]>[[{[]{<()<>>
+[(()[<>])]({[<{<<[]>>(
+{([(<{}[<>[]}>{[]{[(<()>
+(((({<>}<{<{<>}{[]{[]{}
+[[<[([]))<([[{}[[()]]]
+[{[{({}]{}}([{[{{{}}([]
+{<[[]]>}<{[{[{[]{()[[[]
+[<(<(<(<{}))><([]([]()
+<{([([[(<>()){}]>(<<{{
+<{([{{}}[<[[[<>{}]]]>[]]

2021/day11/11.py

@@ -0,0 +1,39 @@
+lines = [ [int(j) for j in list(i)] for i in open("input.txt", 'r').read().splitlines()]
+
+flashes = 0
+i = 0
+found = False
+while i < 99 or not found:
+    lines = [ [x+1 for x in y] for y in lines]
+    flashed = True
+    while flashed:
+        flashed = False
+        for x in range(10):
+            for y in range(10):
+                if lines[x][y] > 9:
+                    if(i<100):
+                        flashes += 1
+                    lines[x][y] = 0
+                    flashed = True
+                    if x != 0 and lines[x-1][y] != 0:
+                        lines[x-1][y] += 1 
+                    if x != 0 and y != 9 and lines[x-1][y+1] != 0:
+                        lines[x-1][y+1] += 1 
+                    if y != 9 and lines[x][y+1] != 0:
+                        lines[x][y+1] += 1 
+                    if x != 9 and y != 9 and lines[x+1][y+1] != 0: 
+                        lines[x+1][y+1] += 1 
+                    if x != 9 and lines[x+1][y] != 0:
+                        lines[x+1][y] += 1 
+                    if x != 9 and y != 0 and lines[x+1][y-1] != 0:
+                        lines[x+1][y-1] += 1 
+                    if y != 0 and lines[x][y-1] != 0:
+                        lines[x][y-1] += 1 
+                    if x != 0 and y != 0 and lines[x-1][y-1] != 0:
+                        lines[x-1][y-1] += 1 
+    i += 1
+    if lines.count([0, 0, 0, 0, 0, 0, 0, 0, 0, 0]) == 10:
+        print(i)
+        found = True
+
+print(flashes)

2021/day11/input.txt

@@ -0,0 +1,10 @@
+5723573158
+3154748563
+4783514878
+3848142375
+3637724151
+8583172484
+7747444184
+1613367882
+6228614227
+4732225334

2021/day11/input.txt.sample

@@ -0,0 +1,10 @@
+5483143223
+2745854711
+5264556173
+6141336146
+6357385478
+4167524645
+2176841721
+6882881134
+4846848554
+5283751526

2021/day12/12.py

@@ -0,0 +1,30 @@
+lines = [ i.split('-') for i in open("input.txt", 'r').read().splitlines()]
+
+paths = []
+
+di = {}
+for l in lines:
+    if l[0] not in di:
+        di[l[0]] = []
+    di[l[0]].append(l[1])
+    if l[1] not in di:
+        di[l[1]] = []
+    di[l[1]].append(l[0])
+
+
+def travel(stack, node):
+    stack.append(node)
+    if node == 'end':
+        paths.append(stack.copy())
+    for n in di[node]:
+        #if n not in stack or n.isupper():
+        if (not(n in stack and any(stack.count(i) > 1 for i in [j for j in stack if j.islower()])) or n.isupper()) and n != 'start' and stack[-1] != 'end':
+            travel(stack,n)
+    stack.pop()
+
+for start in di['start']:
+    stack = ['start']
+    travel(stack, start)
+
+print(len([i for i in paths if not any(i.count(j) > 1 for j in i if j.islower())]))
+print(len(paths))

2021/day12/input.txt

@@ -0,0 +1,25 @@
+qi-UD
+jt-br
+wb-TF
+VO-aa
+UD-aa
+br-end
+end-HA
+qi-br
+br-HA
+UD-start
+TF-qi
+br-hf
+VO-hf
+start-qi
+end-aa
+hf-HA
+hf-UD
+aa-hf
+TF-hf
+VO-start
+wb-aa
+UD-wb
+KX-wb
+qi-VO
+br-TF

2021/day12/input.txt.sample

@@ -0,0 +1,7 @@
+start-A
+start-b
+A-c
+A-b
+b-d
+A-end
+b-end

README.md

@@ -1,7 +1,7 @@
 my solutions for the [Advent of Code](https://adventofcode.com/)
 
 in progress:\
-2021 (python)\
+2021 (python)
 
 planned:\
 2022 (rust)\