Remove Max Number of Edges to Keep Graph Fully Traversable, 1581. Leftmost Column with at Least a One, 1430. Number of Dice Rolls With Target Sum, 1156. Partition Array According to Given Pivot, 2163. Contribute to the GeeksforGeeks community and help create better learning resources for all. Example 1: Input: num = 14 Output: 6 Explanation: Step 1) 14 is even; divide by 2 and obtain 7. Finding the Number of Visible Mountains, 2350. Find the minimum number of steps to convert the given integer to 0. Check if Number Has Equal Digit Count and Digit Value, 2287. In this post, we will solve number of steps to reduce a number to zero from leetcode and compute the time and space complexities. Number of Steps to Reduce a Number to Zero - DEV Community I hope you enjoyed solving this question. Paths in Maze That Lead to Same Room, 2078. We perform both of them and then recursively call for the modified integer. Minimum Number of Days to Eat N Oranges, 1557. Minimum Number of K Consecutive Bit Flips, 1003. Check if Binary String Has at Most One Segment of Ones, 1785. Make Number of Distinct Characters Equal, 2535. Minimum Deletions to Make String Balanced, 1658. Maximum Candies You Can Get from Boxes, 1299. Minimum Recolors to Get K Consecutive Black Blocks, 2380. Find the Losers of the Circular Game, 2685. Widest Vertical Area Between Two Points Containing No Points, 1638. Explanation . Example 1: Input: num = 14 Output: 6 Explanation: Step 1) 14 is even; divide by 2 and obtain 7. Largest Color Value in a Directed Graph, 1864. Minimized Maximum of Products Distributed to Any Store, 2068. Find Players With Zero or One Losses, 2226. Count Subtrees With Max Distance Between Cities, 1618. 1342. Number of Steps to Reduce a Number to Zero | LeetCode | Python Maximum Number of Integers to Choose From a Range I, 2556. Minimum Interval to Include Each Query, 1855. Step 3) 7 is odd, add 1 and obtain 8. Find Resultant Array After Removing Anagrams, 2274. Find Valid Matrix Given Row and Column Sums, 1606. Capacity To Ship Packages Within D Days, 1013. Why do we divide from 2 when the number is even? Consecutive Transactions with Increasing Amounts, 2702. Check if All Characters Have Equal Number of Occurrences, 1942. Smallest Greater Multiple Made of Two Digits, 2001. Example 1: Input: n = 9 Output: 2 Explanation: Step 1: 9 / 3 = 3 Step 2: 3 / 3 = 1 Find the Student that Will Replace the Chalk, 1896. Smallest Subsequence of Distinct Characters, 1085. Please see below code for better understanding. Get Biggest Three Rhombus Sums in a Grid, 1880. Minimum Number of Lines to Cover Points, 2153. Insufficient Nodes in Root to Leaf Paths, 1081. Shortest Subarray to be Removed to Make Array Sorted, 1576. Minimum Operations to Make the Array K-Increasing, 2113. Maximum Number of Robots Within Budget, 2399. Choose Numbers From Two Arrays in Range, 2144. Number of Restricted Paths From First to Last Node, 1787. Minimize Result by Adding Parentheses to Expression, 2234. Divide a String Into Groups of Size k, 2139. Let's begin. # All trailing 0s can be popped by 1 step. 1403. Lowest Common Ancestor of a Binary Tree IV, 1680. Find Elements in a Contaminated Binary Tree, 1263. Rearrange Characters to Make Target String, 2290. Minimum Operations to Make Array Equal II, 2545. Maximum Fruits Harvested After at Most K Steps, 2107. Count Substrings with Only One Distinct Letter, 1186. Find Kth Largest XOR Coordinate Value, 1741. Minimum Add to Make Parentheses Valid, 945. Replace Elements with Greatest Element on Right Side, 1300. Verify Preorder Serialization of a Binary Tree, 340. Find Greatest Common Divisor of Array, 1981. In below code a queue of a structure of data type is used which stores value and steps from N in it, another set of integer type is used to save ourselves from pushing the same element more than once which can lead to an infinite loop. Max Difference You Can Get From Changing an Integer, 1433. Maximum Subarray Sum After One Operation, 1749. {"payload":{"allShortcutsEnabled":false,"fileTree":{"":{"items":[{"name":".github","path":".github","contentType":"directory"},{"name":".gitignore","path":".gitignore . Number of Steps to Reduce a Number to Zero - LeetCode Description Editorial Solutions (5.3K) Submissions 4.98 (49 votes) Premium Video && Subscribe to unlock. Remove All Occurrences of a Substring, 1911. Number of Subsequences That Satisfy the Given Sum Condition, 1502. n - 1; n / 2 (if n is even) n / 3 (if n % 3 == 0) Find the minimum number of above operations to reduce n to 1.. Find Total Time Spent by Each Employee, 1743. Words Within Two Edits of Dictionary, 2455. Feb 12, 2021 -- Given a non-negative integer num, return the number of steps to reduce it to. Check If String Is a Prefix of Array, 1962. Count Ways to Make Array With Product, 1736. Maximum Number of Darts Inside of a Circular Dartboard, 1455. logic we discussed above. Problem. Count the Number of Good Subsequences, 2541. Keep Multiplying Found Values by Two, 2155. Maximum Element After Decreasing and Rearranging, 1848. Contribute to the GeeksforGeeks community and help create better learning resources for all. Remove All Ones With Row and Column Flips II, 2176. Minimum Number of Flips to Convert Binary Matrix to Zero Matrix, 1285. Find the Longest Semi-Repetitive Substring, 2734. The first move reduces 8 to 4, then 4 to 2, 2 to 1. Rearrange Array to Maximize Prefix Score, 2588. Tiling a Rectangle with the Fewest Squares, 1247. Minimum Number of Operations to Make Arrays Similar, 2450. Check if There is a Valid Partition For The Array, 2372. Minimum Operations to Convert Number, 2060. Input : n = 15 Output : 5 15 is odd 15+1=16 . Substrings That Begin and End With the Same Letter, 2084. 2 is even - divide by 2 = 1. Jump Game IV 1346. Traffic Light Controlled Intersection, 1281. Mean of Array After Removing Some Elements, 1620. Number of Sub-arrays of Size K and Average Greater than or Equal to Threshold 1344. Design Add and Search Words Data Structure, 235. Number of Sets of K Non-Overlapping Line Segments, 1623. Minimum Increment to Make Array Unique, 947. People Whose List of Favorite Companies Is Not a Subset of Another List, 1453. Sum of Absolute Differences in a Sorted Array, 1687. Maximum Distance Between a Pair of Values, 1857. Determine the minimum number of moves required to reduce the value of N to 0. Sort Integers by The Number of 1 Bits, 1358. Longest Substring with At Most Two Distinct Characters, 181. Number of Good Ways to Split a String, 1526. Greatest English Letter in Upper and Lower Case, 2311. The operations to use are to add one, subtract one, and divide by two in case the number is even. Minimize the Maximum Difference of Pairs, 2617. Angle Between Hands of a Clock 1345. Number of Steps to Reduce a Number to Zero Easy 3.5K 155 Companies Given an integer num, return the number of steps to reduce it to zero. Parallel Execution of Promises for Individual Results Retrieval. // All 0s will become 1s and be popped by 2 step (add 1 then divide by 2). Minimum Moves to Move a Box to Their Target Location, 1265. Smallest Rectangle Enclosing Black Pixels, 309. : if m=4 and n=6, the program should output 2. Number of Steps to Reduce a Number in Binary Representation to One. Construct Binary Tree from Inorder and Postorder Traversal, 107. Check If String Is Transformable With Substring Sort Operations, 1589. It's guaranteed that you can always reach to one for all testcases. Maximum Non Negative Product in a Matrix, 1595. Minimum Moves to Equal Array Elements II, 467. Container With Most Water 12. Restore the Array From Adjacent Pairs. Find the Kth Largest Integer in the Array, 1986. Convert Integer to the Sum of Two No-Zero Integers, 1318. Maximum Trailing Zeros in a Cornered Path, 2246. Maximum Employees to Be Invited to a Meeting, 2128. Defining the Problem Operation 2: If the number is odd then you are allowed to perform either (n+1) or (n-1). The Category of Each Member in the Store, 2052. Maximum Beauty of an Array After Applying Operation, 2781. Find the Index of the Large Integer, 1536. All the Pairs With the Maximum Number of Common Followers, 1953. Reverse Subarray To Maximize Array Value, 1333. Minimum Number of Increments on Subarrays to Form a Target Array, 1533. Sell Diminishing-Valued Colored Balls, 1649. Minimum Flips to Make a OR b Equal to c, 1319. Difference Between Element Sum and Digit Sum of an Array, 2538. Sort Linked List Already Sorted Using Absolute Values, 2047. https://leetcode.com/problems/number-of-steps-to-reduce-a-number-to-zero/1) 0:00 Explaining the problem out loud2) 1:10 Algorithm walkthrough 3) 2:15 Coding . Running Total for Different Genders, 1309. Earliest Possible Day of Full Bloom, 2137. Enhance the article with your expertise. Running Sum of 1d Array. Guess the Majority in a Hidden Array, 1541. Maximum Number of Removable Characters, 1899. Remove Duplicates from Sorted Array II, 82. Minimum Adjacent Swaps to Reach the Kth Smallest Number, 1851. And divide the number by 2, when we get an even number. Print Immutable Linked List in Reverse, 1269. Find Minimum in Rotated Sorted Array II, 158. Count the Number of Consistent Strings, 1685. Binary Tree Zigzag Level Order Traversal, 105. Follow the steps below to solve the problem: Time Complexity: O(log(N))Auxiliary Space: O(1). Find the Start and End Number of Continuous Ranges, 1287. Binary String With Substrings Representing 1 To N, 1026. Link to this answer Share Copy Link . As we can Change m (4) to n (6) after 2 operations, the answer is 2. Minimum Operations to Reduce an Integer to 0, 2572. Can You Eat Your Favorite Candy on Your Favorite Day? Employees Earning More Than Their Managers, 211. Maximum Number of Events That Can Be Attended, 1354. Accepted Candidates From the Interviews, 2042. Count Negative Numbers in a Sorted Matrix, 1353. Count the Digits That Divide a Number, 2521. Eliminate Maximum Number of Monsters, 1928. All Valid Triplets That Can Represent a Country, 1624. Time Needed to Rearrange a Binary String, 2383. Then why dont we divide the odd numbers? Find Customers With Positive Revenue this Year, 1823. Longest Common Subsequence Between Sorted Arrays, 1941. Split the Array to Make Coprime Products, 2586. Subtract the Product and Sum of Digits of an Integer, 1282. Create Binary Tree From Descriptions, 2197. Approach: The idea is to recursively compute the minimum number of steps required. Most Visited Sector in a Circular Track, 1561. Online Majority Element In Subarray, 1160. If the number is even, then we are allowed to only divide the number by 2. Minimum Moves to Reach Target Score, 2141. This article is being improved by another user right now. The problem asks us to count how many steps we'd have to take to reduce a. Find the Punishment Number of an Integer, 2701. Difference of Number of Distinct Values on Diagonals, 2712. 1 This is another "easy" problem that was particularly annoying to me. Find the Longest Balanced Substring of a Binary String, 2610. Count Unique Characters of All Substrings of a Given String, 862. Substrings of Size Three with Distinct Characters, 1878. Satisfiability of Equality Equations, 995. Reverse Integer 8. The question can be found at leetcode number of steps to reduce a number to zero problem. Number of Ways to Build Sturdy Brick Wall, 2186. Equal Sum Arrays With Minimum Number of Operations, 1779. Abbreviating the Product of a Range, 2120. Maximum Consecutive Floors Without Special Floors, 2275. Minimum Number of Moves to Seat Everyone, 2038. Number of Distinct Substrings in a String, 1699. Maximum Nesting Depth of the Parentheses, 1616. Count Number of Special Subsequences, 1956. Longest Subarray of 1's After Deleting One Element, 1495. Create Target Array in the Given Order, 1391. Maximum Number of People That Can Be Caught in Tag, 1996. So, we will use recursion for both n-1 and n+1 and return the one with the minimum number of operations. Count Total Number of Colored Cells, 2580. Check If a Word Occurs As a Prefix of Any Word in a Sentence, 1456. Minimum Number of Steps to Make Two Strings Anagram II, 2189. Find the minimum number of steps to convert the given integer to 0. If n is divisible by 3 then you may reduce n to n/3. Then we will do something like below. n becomes n - 1 2) divide n by 2 i.e. Extract Kth Character From The Rope Tree, 2696. Largest Positive Integer That Exists With Its Negative, 2442. LeetCode - Algorithms - 1480. Count All Valid Pickup and Delivery Options, 1364. Generate a String With Characters That Have Odd Counts, 1375. Delete N Nodes After M Nodes of a Linked List, 1475. Number of Subarrays with Bounded Maximum, 798. Frequency of the Most Frequent Element, 1839. Lexicographically Smallest String After Applying Operations, 1628. Minimum White Tiles After Covering With Carpets, 2210. Help us improve. Reduce a number to 1 by performing given operations Max Dot Product of Two Subsequences, 1460. K Highest Ranked Items Within a Price Range, 2147. Find Cumulative Salary of an Employee, 581. Largest Component Size by Common Factor, 967. 2. Split Array into Consecutive Subsequences, 668. Number of Students Unable to Eat Lunch, 1703. Number of Pairs Satisfying Inequality, 2431. Minimum Score of a Path Between Two Cities, 2493. Minimum Cost to Change the Final Value of Expression, 1897. Maximum Nesting Depth of Two Valid Parentheses Strings, 1121. Find the Index of the First Occurrence in a String, 30. Minimum Operations to Reduce X to Zero, 1661. Number of Pairs of Interchangeable Rectangles, 2002. The Number of Passengers in Each Bus II, 2154. Minimum Absolute Difference Queries, 1909. Split Two Strings to Make Palindrome, 1617. Minimum Difference Between Highest and Lowest of K Scores, 1985. Minimum Split Into Subarrays With GCD Greater Than One, 2441. Number of Ways Where Square of Number Is Equal to Product of Two Numbers, 1579. Shortest Path in a Grid with Obstacles Elimination, 1295. Minimum Difference Between Largest and Smallest Value in Three Moves, 1519. Maximum Matching of Players With Trainers, 2411. You can perform any one of the below operations in each step. Maximum Number of Consecutive Values You Can Make, 1802. Longest Subsequence With Limited Sum, 2391. Find K-Length Substrings With No Repeated Characters, 1101. Distribute Money to Maximum Children, 2593. Maximize Total Tastiness of Purchased Fruits, 2432. Probability of a Two Boxes Having The Same Number of Distinct Balls, 1474. 1342. Number of Steps to Reduce a Number to Zero - LeetCode Solutions Remove One Element to Make the Array Strictly Increasing, 1910. O(1),because we used a single variable, that is constant space. Reduce a number to 1 by performing given operations | Set 2, Reduce a number to 1 by performing given operations | Set 3, Reduce all array elements to zero by performing given operations thrice, Minimum N-Digit number required to obtain largest N-digit number after performing given operations, Count the number of operations required to reduce the given number, Minimum number of given operations required to reduce a number to 2, Reduce a given number to form a key by the given operations, Reduce string by performing repeated digit sum in group of K, Number of elements from the array which are reachable after performing given operations on D, Find the number on the card that remains in the end after performing the given operations, Mathematical and Geometric Algorithms - Data Structure and Algorithm Tutorials, Learn Data Structures with Javascript | DSA Tutorial, Introduction to Max-Heap Data Structure and Algorithm Tutorials, Introduction to Set Data Structure and Algorithm Tutorials, Introduction to Map Data Structure and Algorithm Tutorials, A-143, 9th Floor, Sovereign Corporate Tower, Sector-136, Noida, Uttar Pradesh - 201305, We use cookies to ensure you have the best browsing experience on our website. You need to print the minimum number of steps required to reduce the number N to 1 by performing the above operations. Count Substrings Without Repeating Character, 2744. Find the Longest Substring Containing Vowels in Even Counts, 1372. Number of Valid Move Combinations On Chessboard, 2058. Maximum Side Length of a Square with Sum Less than or Equal to Threshold, 1293. String to Integer (atoi) 9. Roman to Integer 14. Prime Number of Set Bits in Binary Representation, 774. Minimum Number of Swaps to Make the String Balanced, 1964. Find All Numbers Disappeared in an Array, 452. We have discussed the approach, I urge you to go ahead on leetcode and give it another try. Maximum Product Difference Between Two Pairs, 1916. Count ways to reach Nth Stairs by taking 1 and 2 steps with exactly one 3 step, Minimum steps to reach N from 1 by multiplying each step by 2, 3, 4 or 5, A Step by Step Guide for Placement Preparation | Set 1, A Step by Step Guide for Placement Preparation | Set 2, Program to make Indian Flag in Python | Step by Step, Step by step Shortest Path from source node to destination node in a Binary Tree, Count ways to reach the Nth stair using any step from the given array, Count ways to reach the nth stair using step 1, 2 or 3, Reach A and B by multiplying them with K and K^2 at every step, Find the number of ways to reach Kth step in stair case, Mathematical and Geometric Algorithms - Data Structure and Algorithm Tutorials, Learn Data Structures with Javascript | DSA Tutorial, Introduction to Max-Heap Data Structure and Algorithm Tutorials, Introduction to Set Data Structure and Algorithm Tutorials, Introduction to Map Data Structure and Algorithm Tutorials, A-143, 9th Floor, Sovereign Corporate Tower, Sector-136, Noida, Uttar Pradesh - 201305, We use cookies to ensure you have the best browsing experience on our website. Least Number of Unique Integers after K Removals, 1482. So, we solved the number of steps to reduce a number to zero problem by using a Maximize the Topmost Element After K Moves, 2203. Step 2) 14 is even, divide by 2 and obtain 7. Smallest Value After Replacing With Sum of Prime Factors, 2508. Find Median Given Frequency of Numbers, 579. Visit Array Positions to Maximize Score, 2787. Minimum Difference in Sums After Removal of Elements, 2164. Maximum White Tiles Covered by a Carpet, 2273. Check if Numbers Are Ascending in a Sentence, 2044. Maximum Difference Between Node and Ancestor, 1028. I want to find the minimum number of steps to reduce N to zero. How Many Numbers Are Smaller Than the Current Number, 1368. If the current number is even, you have. Number of Subarrays With LCM Equal to K, 2471. Count Nodes Equal to Sum of Descendants, 1974. Find Consecutive Integers from a Data Stream, 2529. Replace the Substring for Balanced String, 1237.
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