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Added Math.ceil method to round up.

This commit is contained in:
Satyam 2018-09-17 02:10:06 +05:30
parent 21ed59cb25
commit 6391285dd2
2 changed files with 18 additions and 24 deletions
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4
algorithms/roundUpToHundred/src/com/java/src/RoundUpToHundred.java
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@ -5,7 +5,6 @@ import java.util.Scanner;
public class RoundUpToHundred { public class RoundUpToHundred {
public static void main(String[] args) { public static void main(String[] args) {
Scanner scanner = new Scanner(System.in); Scanner scanner = new Scanner(System.in);
double input = scanner.nextDouble(); double input = scanner.nextDouble();
scanner.close(); scanner.close();
@ -14,8 +13,7 @@ public class RoundUpToHundred {
} }
static int round(double input) { static int round(double input) {
int i = (int) Math.ceil(input);
int i = (int) Math.round(input);
return ((i + 99) / 100) * 100; return ((i + 99) / 100) * 100;
}; };

18
algorithms/roundUpToHundred/src/com/java/src/RoundUpToHundredTest.java
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@ -2,17 +2,13 @@ package com.java.src;
import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertEquals;
import org.junit.Test;
public class RoundUpToHundredTest { public class RoundUpToHundredTest {
public void roundupTest() { @Test
public void givenInput_whenRoundedUp_thenTrue() {
assertEquals("Rounded up to hundred", 100, assertEquals("Rounded up to hundred", 100, RoundUpToHundred.round(99));
RoundUpToHundred.round(99)); assertEquals("Rounded up to three hundred ", 300, RoundUpToHundred.round(200.2));
assertEquals("Returns same rounded value", 400, RoundUpToHundred.round(400));
assertEquals("Rounded down to two hundred ", 200,
RoundUpToHundred.round(200.2));
assertEquals("Returns same rounded value", 300,
RoundUpToHundred.round(300));
} }
} }