Fix difficulty labeling

Author: code-shoily

README.md

@@ -72,7 +72,7 @@ Note: All files mentioned above are autogenerated and are created by running `py
 
 ### 🏷️ Tags
 
-[graph](wiki/tags/graph.md) `34`  [grid](wiki/tags/grid.md) `32`  [sequence](wiki/tags/sequence.md) `25`  [set](wiki/tags/set.md) `17`  [simulation](wiki/tags/simulation.md) `14`  [op-code](wiki/tags/op-code.md) `12`  [geometry2d](wiki/tags/geometry2d.md) `11`  [optimization](wiki/tags/optimization.md) `10`  [recursion](wiki/tags/recursion.md) `8`  [reduction](wiki/tags/reduction.md) `8`  [walk](wiki/tags/walk.md) `7`  [arithmetic](wiki/tags/arithmetic.md) `6`  [bitwise](wiki/tags/bitwise.md) `6`  [dynamic-programming](wiki/tags/dynamic-programming.md) `6`  [memoization](wiki/tags/memoization.md) `6`  [count](wiki/tags/count.md) `5`  [regex](wiki/tags/regex.md) `5`  [validation](wiki/tags/validation.md) `5`  [dijkstra](wiki/tags/dijkstra.md) `4`  [implicit-graph](wiki/tags/implicit-graph.md) `4`  [map](wiki/tags/map.md) `4`  [matrix](wiki/tags/matrix.md) `4`  [modular-arithmetic](wiki/tags/modular-arithmetic.md) `4`  [parse-heavy](wiki/tags/parse-heavy.md) `4`  [range](wiki/tags/range.md) `4`  [shortest-path](wiki/tags/shortest-path.md) `4`  [sliding-window](wiki/tags/sliding-window.md) `4`  [annoying](wiki/tags/annoying.md) `3`  [connectivity](wiki/tags/connectivity.md) `3`  [hash](wiki/tags/hash.md) `3`  [md5](wiki/tags/md5.md) `3`  [measurement](wiki/tags/measurement.md) `3`  [number-theory](wiki/tags/number-theory.md) `3`  [random-access](wiki/tags/random-access.md) `3`  [rotation](wiki/tags/rotation.md) `3`  [slow](wiki/tags/slow.md) `3`  [sort](wiki/tags/sort.md) `3`  [stack](wiki/tags/stack.md) `3`  [traversal](wiki/tags/traversal.md) `3`  [visual-result](wiki/tags/visual-result.md) `3`  [a-star](wiki/tags/a-star.md) `2`  [assembunny](wiki/tags/assembunny.md) `2`  [atomics](wiki/tags/atomics.md) `2`  [bfs](wiki/tags/bfs.md) `2`  [calculation](wiki/tags/calculation.md) `2`  [checksum](wiki/tags/checksum.md) `2`  [circular-linked-list](wiki/tags/circular-linked-list.md) `2`  [combinatorics](wiki/tags/combinatorics.md) `2`  [cycles](wiki/tags/cycles.md) `2`  [data-modelling](wiki/tags/data-modelling.md) `2`  [emulation](wiki/tags/emulation.md) `2`  [flood-fill](wiki/tags/flood-fill.md) `2`  [fsm](wiki/tags/fsm.md) `2`  [geometry3d](wiki/tags/geometry3d.md) `2`  [hexagon](wiki/tags/hexagon.md) `2`  [int-code](wiki/tags/int-code.md) `2`  [interval-merging](wiki/tags/interval-merging.md) `2`  [json](wiki/tags/json.md) `2`  [large-number](wiki/tags/large-number.md) `2`  [linked-list](wiki/tags/linked-list.md) `2`  [math](wiki/tags/math.md) `2`  [pattern-matching](wiki/tags/pattern-matching.md) `2`  [routing](wiki/tags/routing.md) `2`  [state-space-search](wiki/tags/state-space-search.md) `2`  [string](wiki/tags/string.md) `2`  [string-encoding](wiki/tags/string-encoding.md) `2`  [table-lookup](wiki/tags/table-lookup.md) `2`  [topological-sort](wiki/tags/topological-sort.md) `2`  [vector](wiki/tags/vector.md) `2`  [algebra](wiki/tags/algebra.md) `1`  [ambiguous-solution](wiki/tags/ambiguous-solution.md) `1`  [assembled-optimization](wiki/tags/assembled-optimization.md) `1`  [binary-search](wiki/tags/binary-search.md) `1`  [binary-space](wiki/tags/binary-space.md) `1`  [bitmask](wiki/tags/bitmask.md) `1`  [bron-kerbosch](wiki/tags/bron-kerbosch.md) `1`  [cellular-automata](wiki/tags/cellular-automata.md) `1`  [char-sequence](wiki/tags/char-sequence.md) `1`  [chinese-remainder](wiki/tags/chinese-remainder.md) `1`  [circular-buffer](wiki/tags/circular-buffer.md) `1`  [circular-list](wiki/tags/circular-list.md) `1`  [clique](wiki/tags/clique.md) `1`  [concurrency](wiki/tags/concurrency.md) `1`  [concurrent](wiki/tags/concurrent.md) `1`  [constellation](wiki/tags/constellation.md) `1`  [cycle-detection](wiki/tags/cycle-detection.md) `1`  [dag](wiki/tags/dag.md) `1`  [dataflow](wiki/tags/dataflow.md) `1`  [date-time](wiki/tags/date-time.md) `1`  [disjoint-set](wiki/tags/disjoint-set.md) `1`  [double-parse](wiki/tags/double-parse.md) `1`  [floyd-warshall](wiki/tags/floyd-warshall.md) `1`  [game](wiki/tags/game.md) `1`  [gb-tree](wiki/tags/gb-tree.md) `1`  [generation](wiki/tags/generation.md) `1`  [graph-route](wiki/tags/graph-route.md) `1`  [greedy](wiki/tags/greedy.md) `1`  [grid2d](wiki/tags/grid2d.md) `1`  [hard-description](wiki/tags/hard-description.md) `1`  [infinite-grid](wiki/tags/infinite-grid.md) `1`  [infinite-sequence](wiki/tags/infinite-sequence.md) `1`  [inline-input](wiki/tags/inline-input.md) `1`  [lan-party](wiki/tags/lan-party.md) `1`  [lcm](wiki/tags/lcm.md) `1`  [list](wiki/tags/list.md) `1`  [logic-circuit](wiki/tags/logic-circuit.md) `1`  [logic-gates](wiki/tags/logic-gates.md) `1`  [longest-path](wiki/tags/longest-path.md) `1`  [mask](wiki/tags/mask.md) `1`  [maximum-clique](wiki/tags/maximum-clique.md) `1`  [min-cut](wiki/tags/min-cut.md) `1`  [number-system](wiki/tags/number-system.md) `1`  [operator-precedence](wiki/tags/operator-precedence.md) `1`  [ordered-list](wiki/tags/ordered-list.md) `1`  [palindrome](wiki/tags/palindrome.md) `1`  [parallel](wiki/tags/parallel.md) `1`  [parser](wiki/tags/parser.md) `1`  [parsing](wiki/tags/parsing.md) `1`  [partitioning](wiki/tags/partitioning.md) `1`  [path-finding](wiki/tags/path-finding.md) `1`  [performance](wiki/tags/performance.md) `1`  [physics](wiki/tags/physics.md) `1`  [polygon](wiki/tags/polygon.md) `1`  [power-set](wiki/tags/power-set.md) `1`  [quadratic-interpolation](wiki/tags/quadratic-interpolation.md) `1`  [quadratic-time](wiki/tags/quadratic-time.md) `1`  [ranges](wiki/tags/ranges.md) `1`  [refactor](wiki/tags/refactor.md) `1`  [safe-dial](wiki/tags/safe-dial.md) `1`  [search](wiki/tags/search.md) `1`  [sieve](wiki/tags/sieve.md) `1`  [spiral](wiki/tags/spiral.md) `1`  [state-space](wiki/tags/state-space.md) `1`  [strategy](wiki/tags/strategy.md) `1`  [string-manipulation](wiki/tags/string-manipulation.md) `1`  [string-result](wiki/tags/string-result.md) `1`  [subsequence-optimization](wiki/tags/subsequence-optimization.md) `1`  [surface](wiki/tags/surface.md) `1`  [tetris](wiki/tags/tetris.md) `1`  [tree](wiki/tags/tree.md) `1`  [trigonometry](wiki/tags/trigonometry.md) `1`  [tsp](wiki/tags/tsp.md) `1`  [unfold](wiki/tags/unfold.md) `1`  [union-find](wiki/tags/union-find.md) `1`  [walk3d](wiki/tags/walk3d.md) `1`  [zipper](wiki/tags/zipper.md) `1`
+[graph](wiki/tags/graph.md) `35`  [grid](wiki/tags/grid.md) `32`  [sequence](wiki/tags/sequence.md) `25`  [set](wiki/tags/set.md) `17`  [simulation](wiki/tags/simulation.md) `15`  [op-code](wiki/tags/op-code.md) `12`  [geometry2d](wiki/tags/geometry2d.md) `11`  [optimization](wiki/tags/optimization.md) `10`  [recursion](wiki/tags/recursion.md) `8`  [reduction](wiki/tags/reduction.md) `8`  [walk](wiki/tags/walk.md) `7`  [arithmetic](wiki/tags/arithmetic.md) `6`  [bitwise](wiki/tags/bitwise.md) `6`  [dynamic-programming](wiki/tags/dynamic-programming.md) `6`  [memoization](wiki/tags/memoization.md) `6`  [count](wiki/tags/count.md) `5`  [regex](wiki/tags/regex.md) `5`  [validation](wiki/tags/validation.md) `5`  [dijkstra](wiki/tags/dijkstra.md) `4`  [implicit-graph](wiki/tags/implicit-graph.md) `4`  [map](wiki/tags/map.md) `4`  [matrix](wiki/tags/matrix.md) `4`  [modular-arithmetic](wiki/tags/modular-arithmetic.md) `4`  [parse-heavy](wiki/tags/parse-heavy.md) `4`  [range](wiki/tags/range.md) `4`  [shortest-path](wiki/tags/shortest-path.md) `4`  [sliding-window](wiki/tags/sliding-window.md) `4`  [annoying](wiki/tags/annoying.md) `3`  [connectivity](wiki/tags/connectivity.md) `3`  [hash](wiki/tags/hash.md) `3`  [md5](wiki/tags/md5.md) `3`  [measurement](wiki/tags/measurement.md) `3`  [number-theory](wiki/tags/number-theory.md) `3`  [random-access](wiki/tags/random-access.md) `3`  [rotation](wiki/tags/rotation.md) `3`  [slow](wiki/tags/slow.md) `3`  [sort](wiki/tags/sort.md) `3`  [stack](wiki/tags/stack.md) `3`  [traversal](wiki/tags/traversal.md) `3`  [visual-result](wiki/tags/visual-result.md) `3`  [a-star](wiki/tags/a-star.md) `2`  [assembunny](wiki/tags/assembunny.md) `2`  [atomics](wiki/tags/atomics.md) `2`  [bfs](wiki/tags/bfs.md) `2`  [calculation](wiki/tags/calculation.md) `2`  [checksum](wiki/tags/checksum.md) `2`  [circular-linked-list](wiki/tags/circular-linked-list.md) `2`  [combinatorics](wiki/tags/combinatorics.md) `2`  [cycles](wiki/tags/cycles.md) `2`  [data-modelling](wiki/tags/data-modelling.md) `2`  [emulation](wiki/tags/emulation.md) `2`  [flood-fill](wiki/tags/flood-fill.md) `2`  [fsm](wiki/tags/fsm.md) `2`  [geometry3d](wiki/tags/geometry3d.md) `2`  [hexagon](wiki/tags/hexagon.md) `2`  [int-code](wiki/tags/int-code.md) `2`  [interval-merging](wiki/tags/interval-merging.md) `2`  [json](wiki/tags/json.md) `2`  [large-number](wiki/tags/large-number.md) `2`  [linked-list](wiki/tags/linked-list.md) `2`  [math](wiki/tags/math.md) `2`  [pattern-matching](wiki/tags/pattern-matching.md) `2`  [routing](wiki/tags/routing.md) `2`  [state-space](wiki/tags/state-space.md) `2`  [state-space-search](wiki/tags/state-space-search.md) `2`  [string](wiki/tags/string.md) `2`  [string-encoding](wiki/tags/string-encoding.md) `2`  [table-lookup](wiki/tags/table-lookup.md) `2`  [topological-sort](wiki/tags/topological-sort.md) `2`  [vector](wiki/tags/vector.md) `2`  [algebra](wiki/tags/algebra.md) `1`  [ambiguous-solution](wiki/tags/ambiguous-solution.md) `1`  [assembled-optimization](wiki/tags/assembled-optimization.md) `1`  [binary-search](wiki/tags/binary-search.md) `1`  [binary-space](wiki/tags/binary-space.md) `1`  [bitmask](wiki/tags/bitmask.md) `1`  [bron-kerbosch](wiki/tags/bron-kerbosch.md) `1`  [cellular-automata](wiki/tags/cellular-automata.md) `1`  [char-sequence](wiki/tags/char-sequence.md) `1`  [chinese-remainder](wiki/tags/chinese-remainder.md) `1`  [circular-buffer](wiki/tags/circular-buffer.md) `1`  [circular-list](wiki/tags/circular-list.md) `1`  [clique](wiki/tags/clique.md) `1`  [concurrency](wiki/tags/concurrency.md) `1`  [concurrent](wiki/tags/concurrent.md) `1`  [constellation](wiki/tags/constellation.md) `1`  [cycle-detection](wiki/tags/cycle-detection.md) `1`  [dag](wiki/tags/dag.md) `1`  [dataflow](wiki/tags/dataflow.md) `1`  [date-time](wiki/tags/date-time.md) `1`  [disjoint-set](wiki/tags/disjoint-set.md) `1`  [double-parse](wiki/tags/double-parse.md) `1`  [floyd-warshall](wiki/tags/floyd-warshall.md) `1`  [game](wiki/tags/game.md) `1`  [gb-tree](wiki/tags/gb-tree.md) `1`  [generation](wiki/tags/generation.md) `1`  [graph-route](wiki/tags/graph-route.md) `1`  [greedy](wiki/tags/greedy.md) `1`  [grid2d](wiki/tags/grid2d.md) `1`  [hard-description](wiki/tags/hard-description.md) `1`  [infinite-grid](wiki/tags/infinite-grid.md) `1`  [infinite-sequence](wiki/tags/infinite-sequence.md) `1`  [inline-input](wiki/tags/inline-input.md) `1`  [lan-party](wiki/tags/lan-party.md) `1`  [lcm](wiki/tags/lcm.md) `1`  [list](wiki/tags/list.md) `1`  [logic-circuit](wiki/tags/logic-circuit.md) `1`  [logic-gates](wiki/tags/logic-gates.md) `1`  [longest-path](wiki/tags/longest-path.md) `1`  [manual-parse](wiki/tags/manual-parse.md) `1`  [mask](wiki/tags/mask.md) `1`  [maximum-clique](wiki/tags/maximum-clique.md) `1`  [min-cut](wiki/tags/min-cut.md) `1`  [number-system](wiki/tags/number-system.md) `1`  [operator-precedence](wiki/tags/operator-precedence.md) `1`  [ordered-list](wiki/tags/ordered-list.md) `1`  [palindrome](wiki/tags/palindrome.md) `1`  [parallel](wiki/tags/parallel.md) `1`  [parser](wiki/tags/parser.md) `1`  [parsing](wiki/tags/parsing.md) `1`  [partitioning](wiki/tags/partitioning.md) `1`  [path-finding](wiki/tags/path-finding.md) `1`  [performance](wiki/tags/performance.md) `1`  [physics](wiki/tags/physics.md) `1`  [polygon](wiki/tags/polygon.md) `1`  [power-set](wiki/tags/power-set.md) `1`  [quadratic-interpolation](wiki/tags/quadratic-interpolation.md) `1`  [quadratic-time](wiki/tags/quadratic-time.md) `1`  [ranges](wiki/tags/ranges.md) `1`  [refactor](wiki/tags/refactor.md) `1`  [safe-dial](wiki/tags/safe-dial.md) `1`  [search](wiki/tags/search.md) `1`  [sieve](wiki/tags/sieve.md) `1`  [spiral](wiki/tags/spiral.md) `1`  [strategy](wiki/tags/strategy.md) `1`  [string-manipulation](wiki/tags/string-manipulation.md) `1`  [string-result](wiki/tags/string-result.md) `1`  [subsequence-optimization](wiki/tags/subsequence-optimization.md) `1`  [surface](wiki/tags/surface.md) `1`  [tetris](wiki/tags/tetris.md) `1`  [tree](wiki/tags/tree.md) `1`  [trigonometry](wiki/tags/trigonometry.md) `1`  [tsp](wiki/tags/tsp.md) `1`  [unfold](wiki/tags/unfold.md) `1`  [union-find](wiki/tags/union-find.md) `1`  [walk3d](wiki/tags/walk3d.md) `1`  [zipper](wiki/tags/zipper.md) `1`
 <!-- STATS_END -->
 
 

lib/2016/README.md

@@ -4,7 +4,7 @@
 
 ## ⭐ 32/50
 
-[graph](../../wiki/tags/graph.md) `4`  [matrix](../../wiki/tags/matrix.md) `3`  [sequence](../../wiki/tags/sequence.md) `3`  [assembunny](../../wiki/tags/assembunny.md) `2`  [count](../../wiki/tags/count.md) `2`  [grid](../../wiki/tags/grid.md) `2`  [md5](../../wiki/tags/md5.md) `2`  [optimization](../../wiki/tags/optimization.md) `2`  [simulation](../../wiki/tags/simulation.md) `2`  [a-star](../../wiki/tags/a-star.md) `1`  [annoying](../../wiki/tags/annoying.md) `1`  [assembled-optimization](../../wiki/tags/assembled-optimization.md) `1`  [bfs](../../wiki/tags/bfs.md) `1`  [checksum](../../wiki/tags/checksum.md) `1`  [dataflow](../../wiki/tags/dataflow.md) `1`  [geometry2d](../../wiki/tags/geometry2d.md) `1`  [grid2d](../../wiki/tags/grid2d.md) `1`  [implicit-graph](../../wiki/tags/implicit-graph.md) `1`  [measurement](../../wiki/tags/measurement.md) `1`  [op-code](../../wiki/tags/op-code.md) `1`  [set](../../wiki/tags/set.md) `1`  [shortest-path](../../wiki/tags/shortest-path.md) `1`  [slow](../../wiki/tags/slow.md) `1`  [state-space-search](../../wiki/tags/state-space-search.md) `1`  [tsp](../../wiki/tags/tsp.md) `1`  [unfold](../../wiki/tags/unfold.md) `1`  [validation](../../wiki/tags/validation.md) `1`  [visual-result](../../wiki/tags/visual-result.md) `1`
+[graph](../../wiki/tags/graph.md) `5`  [matrix](../../wiki/tags/matrix.md) `3`  [sequence](../../wiki/tags/sequence.md) `3`  [simulation](../../wiki/tags/simulation.md) `3`  [assembunny](../../wiki/tags/assembunny.md) `2`  [count](../../wiki/tags/count.md) `2`  [grid](../../wiki/tags/grid.md) `2`  [md5](../../wiki/tags/md5.md) `2`  [optimization](../../wiki/tags/optimization.md) `2`  [a-star](../../wiki/tags/a-star.md) `1`  [annoying](../../wiki/tags/annoying.md) `1`  [assembled-optimization](../../wiki/tags/assembled-optimization.md) `1`  [bfs](../../wiki/tags/bfs.md) `1`  [checksum](../../wiki/tags/checksum.md) `1`  [dataflow](../../wiki/tags/dataflow.md) `1`  [geometry2d](../../wiki/tags/geometry2d.md) `1`  [grid2d](../../wiki/tags/grid2d.md) `1`  [implicit-graph](../../wiki/tags/implicit-graph.md) `1`  [manual-parse](../../wiki/tags/manual-parse.md) `1`  [measurement](../../wiki/tags/measurement.md) `1`  [op-code](../../wiki/tags/op-code.md) `1`  [set](../../wiki/tags/set.md) `1`  [shortest-path](../../wiki/tags/shortest-path.md) `1`  [slow](../../wiki/tags/slow.md) `1`  [state-space](../../wiki/tags/state-space.md) `1`  [state-space-search](../../wiki/tags/state-space-search.md) `1`  [tsp](../../wiki/tags/tsp.md) `1`  [unfold](../../wiki/tags/unfold.md) `1`  [validation](../../wiki/tags/validation.md) `1`  [visual-result](../../wiki/tags/visual-result.md) `1`
 
 | Day | Title | Difficulty | Tags | Source |
 |:---:|-------|:----------:|------|--------|
@@ -18,7 +18,7 @@
 | [8](https://adventofcode.com/2016/day/8) | [Two-Factor Authentication](https://adventofcode.com/2016/day/8) | 🟠 | [visual-result](../../wiki/tags/visual-result.md), [matrix](../../wiki/tags/matrix.md), [op-code](../../wiki/tags/op-code.md) | [day_08.ex](day_08.ex) |
 | [9](https://adventofcode.com/2016/day/9) | [Explosives in Cyberspace](https://adventofcode.com/2016/day/9) | 🟠 | [sequence](../../wiki/tags/sequence.md), [unfold](../../wiki/tags/unfold.md) | [day_09.ex](day_09.ex) |
 | [10](https://adventofcode.com/2016/day/10) | [Balance Bots](https://adventofcode.com/2016/day/10) | 🟠 | [graph](../../wiki/tags/graph.md), [simulation](../../wiki/tags/simulation.md), [dataflow](../../wiki/tags/dataflow.md) | [day_10.ex](day_10.ex) |
-| [11](https://adventofcode.com/2016/day/11) | [Radioisotope Thermoelectric Generators](https://adventofcode.com/2016/day/11) | 🟠 |  | [day_11.ex](day_11.ex) |
+| [11](https://adventofcode.com/2016/day/11) | [Radioisotope Thermoelectric Generators](https://adventofcode.com/2016/day/11) | 🔴 | [simulation](../../wiki/tags/simulation.md), [graph](../../wiki/tags/graph.md), [state-space](../../wiki/tags/state-space.md), [manual-parse](../../wiki/tags/manual-parse.md) | [day_11.ex](day_11.ex) |
 | [12](https://adventofcode.com/2016/day/12) | [Leonardo's Monorail](https://adventofcode.com/2016/day/12) | 🟡 | [assembled-optimization](../../wiki/tags/assembled-optimization.md), [assembunny](../../wiki/tags/assembunny.md) | [day_12.ex](day_12.ex) |
 | [13](https://adventofcode.com/2016/day/13) | [A Maze of Twisty Little Cubicles](https://adventofcode.com/2016/day/13) | 🟠 | [graph](../../wiki/tags/graph.md), [implicit-graph](../../wiki/tags/implicit-graph.md), [a-star](../../wiki/tags/a-star.md) | [day_13.ex](day_13.ex) |
 | [17](https://adventofcode.com/2016/day/17) | [Two Steps Forward](https://adventofcode.com/2016/day/17) | 🟠 | [graph](../../wiki/tags/graph.md), [bfs](../../wiki/tags/bfs.md), [state-space-search](../../wiki/tags/state-space-search.md), [md5](../../wiki/tags/md5.md) | [day_17.ex](day_17.ex) |