code review

m1-t12-code-style.iml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

src/DepositCalculate.java

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+import java.util.Scanner;
+
+public class DepositCalculate {
+    double calculateComplexPercent(double amount, double yearRate, int depositPeriod) {
+        double pay = amount * Math.pow((1 + yearRate / 12), 12 * depositPeriod);
+
+        return roundNumber(pay, 2);
+    }
+
+    double calculateSimplePercent(double amount,
+            double yearRate, int depositPeriod) {
+
+        return roundNumber(amount + amount
+                * yearRate * depositPeriod, 2);
+    }
+
+    double roundNumber(double value, int power) {
+       double scale = Math.pow(10, power);
+
+       return Math.round(value * scale) / scale;
+    }
+
+    void calculateProfitDeposit() {
+        int period;
+        int action;
+        int amount;
+
+        Scanner scanner = new Scanner(System.in);
+
+        System.out.println("Введите сумму вклада в рублях:");
+        amount = scanner.nextInt();
+
+        System.out.println("Введите срок вклада в годах:");
+        period = scanner.nextInt();
+
+        System.out.println("Выберите тип вклада, " +
+                "1 - вклад с обычным процентом, " +
+                "2 - вклад с капитализацией:");
+        action = scanner.nextInt();
+
+        double sumDeposit = 0;
+
+        if (action == 1) {
+          sumDeposit = calculateSimplePercent(amount, 0.06, period);
+        } else if (action == 2) {
+          sumDeposit = calculateComplexPercent(amount, 0.06, period);
+        }
+
+        System.out.println("Результат вклада: "
+              + amount + " за " + period
+              + " лет превратятся в " + sumDeposit);
+    }
+
+    public static void main(String[] args) {
+        new DepositCalculate().calculateProfitDeposit();
+    }
+}