[link] https://www.hackerearth.com/notes/dynamic-programming-i-1/ [link] https://www.hackerearth.com/problem/algorithm/random-generator/ [link] https://www.hackerearth.com/problem/algorithm/next-lucky-number/ [link] https://www.hackerearth.com/problem/algorithm/sum-of-products/ [link] https://www.hackerearth.com/problem/algorithm/promotion-1/ [link] https://www.hackerearth.com/problem/algorithm/sonya-puts-the-blocks-in-the-box-icpc-4/ [link] https://www.hackerearth.com/problem/algorithm/aabbaac/ [link] https://www.hackerearth.com/problem/algorithm/roy-and-tiles-1/ [link] https://www.hackerearth.com/problem/algorithm/irctc/ [link] https://www.hackerearth.com/problem/approximate/swap-and-sort/ [link] https://www.hackerearth.com/problem/algorithm/longest-increasing-path-9/ [link] https://www.hackerearth.com/problem/algorithm/shil-and-crazy-operation/ [link] https://www.hackerearth.com/problem/algorithm/mehta-and-the-boring-class/ [link] https://www.hackerearth.com/problem/algorithm/the-enlightened-ones/ [link] https://www.hackerearth.com/problem/algorithm/longest-increasing-path-9/ [link] https://www.hackerearth.com/problem/algorithm/c-table-splitting-1/