Toolliyo Practice

Problems explorer

Browse by topic · auto-judge · company sheets · roadmaps — not just a problem dump.

2100 problems in this topic

# Title Topics Acceptance Pts Difficulty
1251 Unique Paths — 30 Medium Solve
1252 Valid Parentheses — 20 Easy Solve
1253 Validate Binary Search Tree — 30 Medium Solve
1254 Word Ladder — 40 Hard Solve
1255 Best Time to Buy and Sell Stock with Cooldown — 30 Medium Solve
1256 Best Time to Buy and Sell Stock with Cooldown — 30 Medium Solve
1257 Binary Search — 20 Easy Solve
1258 Binary Tree Level Order Traversal — 30 Medium Solve
1259 Binary Tree Right Side View — 30 Medium Solve
1260 Car Fleet — 30 Medium Solve
1261 Climbing Stairs — 20 Easy Solve
1262 Coin Change 2 — 30 Medium Solve
1263 Container With Most Water — 30 Medium Solve
1264 Container With Most Water — 30 Medium Solve
1265 Counting Bits — 20 Easy Solve
1266 Counting Bits — 20 Easy Solve
1267 Distinct Subsequences — 40 Hard Solve
1268 Edit Distance — 40 Hard Solve
1269 Evaluate Reverse Polish Notation — 30 Medium Solve
1270 Find the Duplicate Number — 30 Medium Solve
1271 Gas Station — 30 Medium Solve
1272 Koko Eating Bananas — 30 Medium Solve
1273 Kth Largest Element in an Array — 30 Medium Solve
1274 LRU Cache — 30 Medium Solve
1275 Largest Rectangle in Histogram — 40 Hard Solve
1276 Last Stone Weight — 20 Easy Solve
1277 Longest Increasing Subsequence — 30 Medium Solve
1278 Longest Palindromic Substring — 30 Medium Solve
1279 Maximum Product Subarray — 30 Medium Solve
1280 Merge Intervals — 30 Medium Solve
1281 Merge k Sorted Lists — 40 Hard Solve
1282 Min Cost to Connect All Points — 30 Medium Solve
1283 Min Stack — 30 Medium Solve
1284 Minimum Window Substring — 40 Hard Solve
1285 Missing Number — 20 Easy Solve
1286 Network Delay Time — 30 Medium Solve
1287 Non-overlapping Intervals — 30 Medium Solve
1288 Palindrome Partitioning — 30 Medium Solve
1289 Palindromic Substrings — 30 Medium Solve
1290 Partition Equal Subset Sum — 30 Medium Solve
1291 Permutation in String — 30 Medium Solve
1292 Permutations — 30 Medium Solve
1293 Redundant Connection — 30 Medium Solve
1294 Regular Expression Matching — 40 Hard Solve
1295 Reorder List — 30 Medium Solve
1296 Reverse Linked List — 20 Easy Solve
1297 Rotting Oranges — 30 Medium Solve
1298 Rotting Oranges — 30 Medium Solve
1299 Same Tree — 20 Easy Solve
1300 Serialize and Deserialize Binary Tree — 40 Hard Solve
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