Sulit Skyscraper Sudoku
Petunjuk di luar kotak menghitung berapa banyak gedung yang terlihat saat melihat dari sisi tersebut (gedung yang lebih tinggi menghalangi yang lebih pendek).
Sulit Skyscraper Sudoku. Nilai petunjuk rentang menengah memungkinkan banyak permutasi — prioritaskan menempatkan digit 9 terlebih dahulu, lalu bekerja ke bawah.
3
3
3
3
4
2
2
4
1
5
2
2
3
1
4
4
2
4
6
7
8
8
5
6
7
2
5
1
5
2
3
7
3
1
1
5
6
9
3
3
9
5
4
8
4
1
2
4
2
4
3
2
3
3
3
4
2
4
1
5
2
3
5
Apa itu Skyscraper Sudoku?
Kesulitan
★★★★☆
4/5
Jenis Kendala
Petunjuk Luar
Petunjuk Khas
4–10 clue values
Rata-rata Pemecahan (Sulit)
50 mnt
Teknik Pemecahan untuk Tingkat Sulit
| Teknik | Deskripsi | Level |
|---|---|---|
| Clue 1 Forces 9 First | A visibility clue of 1 means the first building from that edge must be a 9. All shorter buildings behind it are hidden. | Pemula |
| Clue 9 Forces Ascending Order | A clue of 9 means all buildings are visible, so digits are in strictly ascending order from that edge: 1, 2, 3, 4, 5, 6, 7, 8, 9. | Pemula |
| Permutation Enumeration | For each clue value V, enumerate all permutations of 1–9 that give exactly V visible buildings. Cross-reference opposite-edge clues. | Menengah |
| 9 Always Visible | The digit 9 is always visible from either edge. The digit 8 is visible only if it appears before any 9 from that edge. | Menengah |
| Multi-Edge Constraint | Combine the clue from one edge with the opposite edge's clue. Both must be simultaneously satisfiable. | Lanjutan |
Siap untuk ujian pamungkas? Coba Ahli Skyscraper Sudoku — teka-teki tersulit di Ayo Main Sudoku.
Teknik untuk Dikuasai di Sulit
- Hidden Pairs technique — Permutation pruning removes mid-height candidates unevenly — recount boxes along heavily-clued edges, where hard skyscraper grids tuck their pairs.
- Teknik X-Wing — Visibility counts pin 9 and 8 to two cells in many rows, which is X-Wing fuel — hard skyscraper puzzles expect you to fish the two tallest digits.
Waktu Pemecahan Rata-rata berdasarkan Kesulitan
Mudah
12 mnt
Sedang
25 mnt
Sulit
50 mnt
Ahli
80 mnt
Ingin panduan lengkap tentang aturan, strategi, dan langkah pemecahan?
Cara Bermain Skyscraper Sudoku →
Varian Terkait
Outside Sudoku
Both decode digits written around the border — placement windows here, visibility counts there.
Sandwich Sudoku
Another grid solved from the margins, swapping visibility logic for sums between the 1 and the 9.
Little Killer Sudoku
Outside clues turned diagonal: arrows fire sum totals across the grid instead of counting buildings down a line.
Pertanyaan yang Sering Diajukan — Sulit Skyscraper Sudoku
Ada pertanyaan lain? Lihat selengkapnya Panduan Skyscraper Sudoku.