Toolliyo Practice

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8773 problems

# Title Topics Acceptance Pts Difficulty
1951 Combination Sum II — 30 Medium Solve
1952 Construct Binary Tree from Preorder and Inorder Traversal — 30 Medium Solve
1953 Copy List with Random Pointer — 30 Medium Solve
1954 Counting Bits — 20 Easy Solve
1955 Course Schedule II — 30 Medium Solve
1956 Decode Ways — 30 Medium Solve
1957 Design Twitter — 30 Medium Solve
1958 Detect Squares — 30 Medium Solve
1959 Evaluate Reverse Polish Notation — 30 Medium Solve
1960 Find Minimum in Rotated Sorted Array — 30 Medium Solve
1961 Generate Parentheses — 30 Medium Solve
1962 Insert Interval — 30 Medium Solve
1963 Jump Game — 30 Medium Solve
1964 Jump Game II — 30 Medium Solve
1965 K Closest Points to Origin — 30 Medium Solve
1966 K Closest Points to Origin — 30 Medium Solve
1967 Koko Eating Bananas — 30 Medium Solve
1968 Koko Eating Bananas — 30 Medium Solve
1969 Kth Smallest Element in a BST — 30 Medium Solve
1970 Largest Rectangle in Histogram — 40 Hard Solve
1971 Linked List Cycle — 20 Easy Solve
1972 Longest Common Subsequence — 30 Medium Solve
1973 Longest Consecutive Sequence — 30 Medium Solve
1974 Longest Palindromic Substring — 30 Medium Solve
1975 Longest Substring Without Repeating Characters — 30 Medium Solve
1976 Lowest Common Ancestor of a Binary Search Tree — 30 Medium Solve
1977 Maximum Product Subarray — 30 Medium Solve
1978 Median of Two Sorted Arrays — 40 Hard Solve
1979 Meeting Rooms — 20 Easy Solve
1980 Min Cost Climbing Stairs — 20 Easy Solve
1981 Minimum Interval to Include Each Query — 40 Hard Solve
1982 Minimum Window Substring — 40 Hard Solve
1983 Number of Connected Components in an Undirected Graph — 30 Medium Solve
1984 Number of Islands — 30 Medium Solve
1985 Pacific Atlantic Water Flow — 30 Medium Solve
1986 Pacific Atlantic Water Flow — 30 Medium Solve
1987 Permutations — 30 Medium Solve
1988 Pow(x, n) — 30 Medium Solve
1989 Product of Array Except Self — 30 Medium Solve
1990 Product of Array Except Self — 30 Medium Solve
1991 Reconstruct Itinerary — 40 Hard Solve
1992 Redundant Connection — 30 Medium Solve
1993 Regular Expression Matching — 40 Hard Solve
1994 Regular Expression Matching — 40 Hard Solve
1995 Remove Nth Node From End of List — 30 Medium Solve
1996 Reverse Bits — 20 Easy Solve
1997 Reverse Nodes in k-Group — 40 Hard Solve
1998 Search a 2D Matrix — 30 Medium Solve
1999 Set Matrix Zeroes — 30 Medium Solve
2000 Single Number — 20 Easy Solve
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