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Yudong Jin
772183705e
* Add Russian docs site baseline * Add Russian localized codebase * Polish Russian code wording * Update ru code translation. * Update code translation and chapter covers. * Fix pythontutor extraction. * Add README and landing page. * placeholder of profiles * Use figures of English version * Remove chapter paperbook
25 lines
654 B
JavaScript
25 lines
654 B
JavaScript
/**
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* File: climbing_stairs_dfs.js
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* Created Time: 2023-07-26
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* Author: yuan0221 (yl1452491917@gmail.com)
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*/
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/* Поиск */
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function dfs(i) {
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// dp[1] и dp[2] уже известны, вернуть их
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if (i === 1 || i === 2) return i;
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// dp[i] = dp[i-1] + dp[i-2]
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const count = dfs(i - 1) + dfs(i - 2);
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return count;
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}
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/* Подъем по лестнице: поиск */
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function climbingStairsDFS(n) {
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return dfs(n);
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}
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/* Driver Code */
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const n = 9;
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const res = climbingStairsDFS(n);
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console.log(`Количество способов подняться по лестнице из ${n} ступеней = ${res}`);
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