Ago – 28. aprill 2015, kell 06:09

2015-04-28T06:09:35Z

Ago: Uus lehekülg: '== Koodinäide == Rec.java public class Rec { public static void main(String[] args) { p3(); p(10); System.out.println("---"); System.out.println...'

2015-04-28T06:07:47Z

Uus lehekülg: '== Koodinäide == Rec.java <source lang="java"> public class Rec { public static void main(String[] args) { p3(); p(10); System.out.println("---"); System.out.println...'

Uus lehekülg

== Koodinäide ==

Rec.java
<source lang="java">

public class Rec {

public static void main(String[] args) {
p3();
p(10);
System.out.println("---");
System.out.println(countX("xxterexx"));
System.out.println(countXX("xxterexx"));
}

public static void p3() {
System.out.println(3);
p2();
}
public static void p2() {
System.out.println(2);
p1();
}
public static void p1() {
System.out.println(1);
}

public static void p(int n) {
if (n < 1) return;
System.out.println(n);
p(n - 1);
}

public static int countX(String s) {
/*
int count = 0;
for (int i = 0; i < s.length(); i++) {
// kui on praegune sümbol on X, siis suurenda counti
if (s.charAt(i) == 'x') {
count++;
}
}
return count;
*/
if (s.length() == 0) {
return 0;
}
// minu info + järgmise inimese info()
int my = 0;
if (s.startsWith("x")) {
my = 1;
} else {
my = 0;
}
int friend = countX(s.substring(1));
return my + friend;
}

public static int countXX(String s) {
if (s == null) return 0;
if (s.length() < 2) {
return 0;
}
int my = 0;
if (s.startsWith("xx")) {
my = 1;
}
int friend = 0;
if (my == 1) {
friend = countXX(s.substring(2));
} else {
friend = countXX(s.substring(1));
}
return my + friend;
}
}
</source>

RecTest.java
<source lang="java">

import static org.junit.Assert.*;

import org.junit.Test;

public class RecTest {

@Test
public void testName() {
assertEquals(0, Rec.countXX(""));
assertEquals(0, Rec.countXX("tere"));
assertEquals(1, Rec.countXX("xx"));
assertEquals(2, Rec.countXX("xxterexx"));
assertEquals(1, Rec.countXX("xxterex"));
assertEquals(1, Rec.countXX("axxterex"));
assertEquals(0, Rec.countXX(null));

}

public void blah() {
System.out.println("head aega");
}

}

</source>

←Vanem redaktsioon		Redaktsioon: 28. aprill 2015, kell 06:09
97. rida:		97. rida:
	assertEquals(0, Rec.countXX(null));		assertEquals(0, Rec.countXX(null));

		+
		+	assertTrue(Rec.countXX("tere") == 0);
		+	assertTrue("count xx tere peaks olema 1", Rec.countXX("tere") == 0);
	}		}

ITI0011:praktikum 25 - Redigeerimiste ajalugu

Ago – 28. aprill 2015, kell 06:09

Ago: Uus lehekülg: '== Koodinäide == Rec.java public class Rec { public static void main(String[] args) { p3(); p(10); System.out.println("---"); System.out.println...'