More Problems

• Solve the "Combination Sum II" problem where the same number may be chosen from candidates an unlimited number of times.
• Print all valid combinations of k elements from a set of n elements where each element can be used only once.
• Generate all unique combinations of a list of coins that sum to a specific target value, using each coin once.
• Solve the "Knights Tour" problem by finding all possible tours of the knight on a chessboard.
• Find all unique combinations of numbers that can add up to a target value from a set of integers.
• Print all valid configurations of a binary tree based on specific node values given in a level-order format.
• Generate all valid arrangements of n pairs of parentheses, ensuring they are correctly balanced.
• Solve the "K-Sum" problem where you need to find k numbers from an array that sum up to a target.