Embed Size (px)
Citation preview
1
2
a. System.out.println("wxyz");
b. System.out.println("w" + "xyz");
c. System.out.println("w\nxyz");
d. System.out.println("w\nx\ny\nz");
w
xyz
3
a. int value = (float) 4.5;
b. float value = 4 (double);
c. double value = 2.12;
d. char value = 5c;
4
Scanner input = new Scanner(System.in);
Scanner input = new Scanner(System.in);
int i = input.nextInt();
double d = input.nextDouble();
5
double area = 3.5;
System.out.print("area");
System.out.print(area);
import java.util.Scanner;
public class Teste1 {
public static void main(String[] args) {
Scanner input = new Scanner(System.in);
System.out.print("Entre 3 números: ");
double num1 = input.nextDouble();
double num2 = input.nextDouble();
double num3 = input.nextDouble();
// Compute a média
double media = (num1 + num2 + num3) / 3;
// Mostre o resultado
System.out.println(media);
}
}
6
7
public class Test {
public static void main(String[] args) {
int n = 10000 * 10000 * 10000;
System.out.println("n é " + n);
}
}
8
9
public class Teste {
public static void main(String[] args)
{
int mes = 09;
System.out.println("mês é " + mes);
}
}
10
(A) x -= x + 4
(B) x = x + 4 - x
(C) x = x - (x + 4)
number += 1;
number = number + 1;
number++;
++number;
public class Teste {
public static void main(String[] args)
{
int j = 0;
int i = ++j + j * 5;
System.out.println(i);
}
}
11
public class Teste {
public static void main(String[] args)
{
int j = 0;
int i = j++ + j * 5;
System.out.println(i);
}
}
public class Teste {
public static void main(String[] args)
{
int x = 1;
int y = x + x++;
System.out.println(y);
}
}
double x = 5.5;
int y = (int)x;
System.out.println(x + “-“ + y);
12
13
14
15
16
Gabarito
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
A D C A A B C B, C D C D B B C D B A C D B A A, B, C C B C
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
A A, E A, D A, B B C, D D A, E D B, C A A C B D E F D D D B C C D A, B, C, D
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75
C D, E D B A D C B D B, D, E D D, E B D B B B A B D B C B B C
76 77 78 79 80 81 82 83 84 85 86 87 88
B A A, B A, B B C C A E B, D, E D B B
import javax.swing.*;
public class Mostre Erros {
public static void main(String[] args) {
int i;
int j;
String s = JOptionPane.showInputDialog(null, "Digite um inteiro", “entrada", JOptionPane.QUESTION_MESSAGE);
j = Integer.parseInt(s);
i = (i + 4);
}
}
