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Commite7b3af5

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1 parent7482c6d commite7b3af5

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6 files changed

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6 files changed

+115
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lines changed

‎pom.xml

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<?xml version="1.0" encoding="UTF-8"?>
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<projectxmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<packaging>jar</packaging>
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<groupId>org.example</groupId>
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<artifactId>pythonchallenge</artifactId>
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<version>1.0.0</version>
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<dependencies>
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<dependency>
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<groupId>junit</groupId>
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<artifactId>junit</artifactId>
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<version>4.13</version>
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<scope>test</scope>
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</dependency>
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</dependencies>
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</project>
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packagecom.yitianyigexiangfa.pythonchallenge;
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importjava.text.NumberFormat;
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publicclassLevel1 {
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publicstaticvoidmain(String[]args) {
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Doubleresult =Math.pow(2,38);
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System.out.println(result);
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NumberFormatnumberFormat =NumberFormat.getInstance();
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numberFormat.setGroupingUsed(false);
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StringresultVal =numberFormat.format(result);
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System.out.println(resultVal);
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}
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}
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packagecom.yitianyigexiangfa.pythonchallenge;
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publicclassLevel2 {
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publicstaticvoidmain(String[]args) {
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char[]chars =str.toCharArray();
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for (charcharElment:chars) {
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// char newChar = charElment + 2;
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System.out.print(Character.toString(charElment));
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System.out.println();
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intvalue =Character.getNumericValue(charElment);
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System.out.print(value);
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}
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}
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privatestaticStringstr ="g fmnc wms bgblr rpylqjyrc gr zw fylb. rfyrq ufyr amknsrcpq " +
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"ypc dmp. bmgle gr gl zw fylb gq glcddgagclr ylb rfyr'q ufw rfgq rcvr gq qm jmle. " +
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"sqgle qrpgle.kyicrpylq() gq pcamkkclbcb. lmu ynnjw ml rfc spj.";
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}
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packagecom.yitianyigexiangfa.pythonchallenge;
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packagecom.yitianyigexiangfa.pythonchallenge;
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importorg.junit.Test;
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importjava.text.NumberFormat;
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importstaticorg.junit.Assert.*;
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publicclassLevel1Test {
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@Test
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publicvoidpow(){
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Doubleresult =Math.pow(2,3);
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assertEquals(newDouble(8),result);
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}
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@Test
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publicvoidnumberFormatTest(){
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Doubled =123456789123D;
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System.out.println(d);
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NumberFormatnumberFormat =NumberFormat.getInstance();
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StringdStr =numberFormat.format(d);
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assertEquals("123,456,789,123",dStr);
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numberFormat.setGroupingUsed(false);
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StringdStr2 =numberFormat.format(d);
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assertEquals("123456789123",dStr2);
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}
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@Test
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publicvoiddoubleToString(){
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Doubled =Math.pow(2,38);
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System.out.println(d);
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NumberFormatnumberFormat =NumberFormat.getInstance();
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numberFormat.setGroupingUsed(false);
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StringnumStr =numberFormat.format(d);
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System.out.println(numStr);
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assertEquals("2.74877906944E11",d.toString());
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}
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}
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packagecom.yitianyigexiangfa.pythonchallenge;
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importorg.junit.Test;
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importstaticorg.junit.Assert.*;
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publicclassLevel2Test {
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@Test
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publicvoidcharToInteger() {
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byte[]bytes ="a".getBytes();
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intdigit =bytes[0];
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assertEquals(digit,97);
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System.out.println(digit);
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}
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}

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