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Задания выполнены #97

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24 changes: 24 additions & 0 deletions java-basics-template.iml
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Original file line number Diff line number Diff line change
@@ -0,0 +1,24 @@
<?xml version="1.0" encoding="UTF-8"?>
<module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" type="JAVA_MODULE" version="4">
<component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_8">
<output url="file://$MODULE_DIR$/target/classes" />
<output-test url="file://$MODULE_DIR$/target/test-classes" />
<content url="file://$MODULE_DIR$">
<sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
<sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
<excludeFolder url="file://$MODULE_DIR$/${project.build.directory}/classes" />
<excludeFolder url="file://$MODULE_DIR$/${project.build.directory}/test-classes" />
<excludeFolder url="file://$MODULE_DIR$/target" />
</content>
<orderEntry type="inheritedJdk" />
<orderEntry type="sourceFolder" forTests="false" />
<orderEntry type="library" scope="TEST" name="Maven: org.junit.jupiter:junit-jupiter:5.5.2" level="project" />
<orderEntry type="library" scope="TEST" name="Maven: org.junit.jupiter:junit-jupiter-api:5.5.2" level="project" />
<orderEntry type="library" scope="TEST" name="Maven: org.apiguardian:apiguardian-api:1.1.0" level="project" />
<orderEntry type="library" scope="TEST" name="Maven: org.opentest4j:opentest4j:1.2.0" level="project" />
<orderEntry type="library" scope="TEST" name="Maven: org.junit.platform:junit-platform-commons:1.5.2" level="project" />
<orderEntry type="library" scope="TEST" name="Maven: org.junit.jupiter:junit-jupiter-params:5.5.2" level="project" />
<orderEntry type="library" scope="TEST" name="Maven: org.junit.jupiter:junit-jupiter-engine:5.5.2" level="project" />
<orderEntry type="library" scope="TEST" name="Maven: org.junit.platform:junit-platform-engine:1.5.2" level="project" />
</component>
</module>
98 changes: 88 additions & 10 deletions src/main/java/com/epam/izh/rd/online/service/SimpleMathService.java
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Original file line number Diff line number Diff line change
@@ -1,5 +1,7 @@
package com.epam.izh.rd.online.service;

import java.util.Arrays;

public class SimpleMathService implements MathService {

/**
Expand All @@ -13,7 +15,13 @@ public class SimpleMathService implements MathService {
*/
@Override
public int compare(int value1, int value2) {
return -2;
if (value1 == value2){
return 0;
} else if (value1 < value2){
return -1;
} else {
return 1;
}
}

/**
Expand All @@ -22,7 +30,9 @@ public int compare(int value1, int value2) {
*/
@Override
public int maxFrom(int value1, int value2) {
return -1;
if (value1 > value2) {
return value1;
} else return value2;
}

/**
Expand All @@ -31,7 +41,24 @@ public int maxFrom(int value1, int value2) {
*/
@Override
public int maxFrom(int[] values) {
return -1;
int variableA = 0;
int variableB = 0;
int variableC = 0;
for (int i = 0; i < values.length-1; i++){
variableA = values[i];
variableB = values[i+1];
if (variableA >= variableB){
variableC = variableA;
if (variableC > variableB){
continue;
} else {
variableC = variableB;
}
} else {
variableC = variableB;
}
}
return variableC;
}

/**
Expand All @@ -40,7 +67,13 @@ public int maxFrom(int[] values) {
*/
@Override
public int sum(int[] values) {
return -1;
int numberVariable = 0;
int summa = 0;
for (int i = 0; i < values.length; i++){
numberVariable = values[i];
summa += numberVariable;
}
return summa;
}

/**
Expand All @@ -49,17 +82,36 @@ public int sum(int[] values) {
*/
@Override
public int[] getEvenDigits(int[] values) {
return new int[]{};
int numberCounter = 0;
for (int i = 0; i < values.length; i++){
if (values[i]%2==0){
numberCounter++;
}
}
int [] evenArray = new int[numberCounter];
int j = 0;
for (int i = 0; i < values.length; i++){
if (values[i]%2==0){
evenArray[j] = (int) values[i];
j++;
}
}
return evenArray;
}


/**
* Метод считает факториал из заданного числа.
* Например для числа 5 метод должен вернуть 120.
* Факториал 0 должен быть равен 1.
*/
@Override
public long calcFactorial(int initialVal) {
return -1L;
int result = 1;
for (int i = 1; i <= initialVal; i++) {
result *= i;
}
return result;
}

/**
Expand All @@ -74,7 +126,19 @@ public long calcFactorial(int initialVal) {
*/
@Override
public long calcFibonacci(int number) {
return -1L;
if (number == 0) {
return 0;
} else {
int fiboCalcusA = 0;
int fiboCalcusB = 1;
int fiboCalcusC = 1;
for (int i = 2; i <= number; i++) {
fiboCalcusC = fiboCalcusA + fiboCalcusB;
fiboCalcusA = fiboCalcusB;
fiboCalcusB = fiboCalcusC;
}
return fiboCalcusC;
}
}

/**
Expand All @@ -83,7 +147,8 @@ public long calcFibonacci(int number) {
*/
@Override
public int[] sort(int[] values) {
return new int[]{};
Arrays.sort(values);
return values;
}

/**
Expand All @@ -94,7 +159,15 @@ public int[] sort(int[] values) {
*/
@Override
public boolean isPrimary(int number) {
return false;
int counter = 0;
for (int i = 2; i < number; i++){
if (number%i==0){
return false;
} else {
continue;
}
}
return true;
}

/**
Expand All @@ -104,6 +177,11 @@ public boolean isPrimary(int number) {
*/
@Override
public int[] reverseArray(int[] values) {
return new int[]{};
for (int i = 0; i < values.length / 2; i++) {
Object temp = values[i];
values[i] = values[values.length - 1 - i];
values[values.length - 1 - i] = (int) temp;
}
return values;
}
}