数组算法以及初始pom

master
fst1996 2023-10-04 22:56:53 +08:00
commit ef2fc75854
15 changed files with 228 additions and 0 deletions

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.idea/.gitignore vendored 100644
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# Default ignored files
/shelf/
/workspace.xml
# Datasource local storage ignored files
/dataSources/
/dataSources.local.xml
# Editor-based HTTP Client requests
/httpRequests/

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.idea/compiler.xml 100644
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
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<sourceOutputDir name="target/generated-sources/annotations" />
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<module name="test-10.01" />
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.idea/misc.xml 100644
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pom.xml 100644
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.bwie</groupId>
<artifactId>test-10.01</artifactId>
<version>1.0-SNAPSHOT</version>
<dependencies>
<dependency>
<groupId>org.junit.jupiter</groupId>
<artifactId>junit-jupiter-api</artifactId>
<version>5.10.0-M1</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-configuration-processor</artifactId>
<optional>true</optional>
<version>2.7.8</version>
</dependency>
<dependency>
<groupId>cn.hutool</groupId>
<artifactId>hutool-all</artifactId>
<version>5.8.18</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
<version>2.7.8</version>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>fastjson</artifactId>
<version>1.2.67</version>
</dependency>
<dependency>
<groupId>org.java-websocket</groupId>
<artifactId>Java-WebSocket</artifactId>
<version>1.3.8</version>
</dependency>
<dependency>
<groupId>com.squareup.okhttp3</groupId>
<artifactId>okhttp</artifactId>
<version>4.10.0</version>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>1.18.24</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-log4j12</artifactId>
<version>1.7.30</version>
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<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.32</version>
</dependency>
<dependency>
<groupId>org.mybatis.spring.boot</groupId>
<artifactId>mybatis-spring-boot-starter</artifactId>
<version>2.3.1</version>
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<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-aop</artifactId>
<version>2.7.2</version>
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<dependency>
<groupId>org.json</groupId>
<artifactId>json</artifactId>
<version>20210307</version>
</dependency>
<dependency>
<groupId>commons-codec</groupId>
<artifactId>commons-codec</artifactId>
<version>1.15</version>
</dependency>
<dependency>
<groupId>com.amazonaws</groupId>
<artifactId>aws-java-sdk-s3</artifactId>
<version>1.12.68</version>
</dependency>
<dependency>
<groupId>com.amazonaws</groupId>
<artifactId>aws-java-sdk-core</artifactId>
<version>1.12.68</version>
</dependency>
</dependencies>
</project>

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package com.bwie.test;
import org.junit.jupiter.api.Test;
/**
*
*/
public class Test01 {
@Test
public int canJump(int[] nums) {
int maxIndex = 0; // 每次跳跃后的最大边界
int step = 0; // 记录跳跃步数
int end = 0; // 每一次搜完一层后更新end并且将步数加1直到可以跳到最后一格
for (int i = 0; i < nums.length - 1; i++) {
if (maxIndex >= i) {
maxIndex = Math.max(maxIndex, i + nums[i]); // 找到下次可以到达的最远边界。
if (i == end) { // 如果已经搜完了这一层就将步数加1并更新end的位置。
end = maxIndex;
step++;
}
}
}
return step;
}
}

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#Generated by Maven
#Wed Oct 04 22:55:50 CST 2023
version=1.0-SNAPSHOT
groupId=com.bwie
artifactId=test-10.01

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com\bwie\test\Test01.class

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D:\lv6\test-10.01\src\main\java\com\bwie\test\Test01.java

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test-10.01.iml 100644
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<?xml version="1.0" encoding="UTF-8"?>
<module type="JAVA_MODULE" version="4" />