Basic knowledge points involved in this article C++ algorithm: principles, source code and test cases of prefix sum, prefix product, prefix XOR including course videos Title You are given a binary string floor whose index starts from 0, which represents the color of the bricks on the floor. floor[i] = 0’ means that the color […]
Tag: prefix
Application of C++ prefix sum algorithm: maximum number of ways to split an array Principle source code test case
Basic knowledge points involved in this article C++ algorithm: principles, source code and test cases of prefix sum, prefix product, prefix XOR including course videos Title You are given an array nums of integers starting from 0 and of length n. The number of options for splitting the array nums is defined as the number […]
Application of C++ prefix sum algorithm: Minimum wasted space for packaging Principle source code test cases
Basic knowledge points involved in this article C++ algorithm: principles, source code and test cases of prefix sum, prefix product, prefix XOR including course videos Title You are given n packages, and you need to put them in boxes, one package in each box. There are a total of m suppliers offering boxes of different […]
Application of C++ prefix sum algorithm: fruit picking principle source code test case
Basic knowledge points involved in this article C++ algorithm: principles, source code and test cases of prefix sum, prefix product, prefix XOR including course videos Title On an infinite x-axis, there are many fruits distributed at certain locations. Give you a two-dimensional integer array fruits , where fruits[i] = [positioni, amounti] means that there are […]
Prefix-Tuning source code analysis
Prefix-Tuning source code analysis Source code implementation of Prefix-Tuning in PEFT package Adapted from Based on https://github.com/THUDM/P-tuning-v2/blob/main/model/prefix_encoder.py import torch from transformers import PretrainedConfig class PrefixEncoder(torch.nn.Module): r”’ The torch.nn model to encode the prefix Input shape: (batch-size, prefix-length) Output shape: (batch-size, prefix-length, 2*layers*hidden) ”’ def __init__(self, config): super().__init__() self.prefix_projection = config.prefix_projection if self.prefix_projection: # Use a […]
Application of C++ prefix sum algorithm: Stone Game VIII principle source code test case
Basic knowledge points involved in this article C++ algorithm: principles, source code and test cases of prefix sum, prefix product, prefix XOR including course videos Title Alice and Bob play a game. The two take turns, with Alice taking the lead. There are n stones in total arranged in a row. When it is a […]
Application of C++ prefix sum algorithm: Obtain the minimum number of adjacent exchanges of K consecutive 1’s. Principle source code test case
Basic knowledge points involved in this article C++ algorithm: principles, source code and test cases of prefix sum, prefix product, prefix XOR including course videos sliding window Title You are given an array of integers nums and an integer k . nums only contains 0 and 1 . With each move, you can select two […]
Application of C++ prefix sum algorithm: taking down the sum of integer pairs Principle source code test case
Basic knowledge points involved in this article C++ algorithm: principles, source code and test cases of prefix sum, prefix product, prefix XOR including course videos Title Sum of integer pairs down Given an integer array nums, please return the sum of the results of floor(nums[i] / nums[j]) for all subscript pairs 0 vSum.emplace_back(n + vSum.back()); […]
C++ prefix sum algorithm: the lowest cost principle, source code and test cases for merging stones
Basic knowledge points involved in this article C++ algorithm: principles, source code and test cases of prefix sum, prefix product, prefix XOR including course videos Dynamic programming will be completed later. Title There are n piles of stones arranged in a row, and there are stones[i] stones in the i-th pile. Each move requires merging […]
Application of C++ prefix sum algorithm: principle, source code, test cases of transporting boxes from warehouse to dock
Basic knowledge points involved in this article C++ algorithm: principles, source code and test cases of prefix sum, prefix product, prefix XOR including course videos double pointer Monotone bidirectional queue Title You have a cargo truck and you need to use this truck to transport some boxes from the warehouse to the dock. This truck […]