Problem Statement Given is a permutation $P=(P_1,P_2,\ldots,P_N)$ of $1,2,\ldots,N$, and an integer $X$. Additionally, $Q$ queries are given. The $i$-th query is represented as a triple of numbers $(C_i,L_i,R_i)$. Each query does the following operat
导入必要的库: import os import tensorflow as tf from tensorflow import keras from tensorflow.keras import datasets,layers,optimizers,Sequential,metrics os.environ["TF_CPP_MIN_LOG_LEVEL"]='2' tf.random.set_seed(2345) 其中os.environ部分是为了减少Tensorflow打印的信息
本章从第6章开始 6. JSON Spring Boot提供了三个JSON映射库的集成: Gson Jackson JSON-B Jackson是首选的和默认的库. 6.1. Jackson 为Jackson提供了自动配置,Jackson是spring-boot-starter-json的一部分.当Jackson在类路径上时,将自动配置ObjectMapper bean.提供了几个配置属性来定制ObjectMapper的配置. 6.1.1. Custom Serializers and Dese