JAVA Determine the problem and fix the program The file has

JAVA:

Determine the problem and fix the program. The file has syntax and/or logic errors.

// Program prompts user to enter a series of integers
// separated by spaces
// Program converts them to numbers and sums them
import java.util.*;
public class DebugSeven2
{
public static void main(String[] args)
{
String str;
int x;
int length;
int start = 0;
int num;
int lastSpace = -1;
int sum = 0;
String partStr;
Scanner in = new Scanner(System.in);
System.out.print(\"Enter a series of integers separated by spaces >> \");
str = in.nextLine();
length = length();
for(x = 0; x <= length; ++x)
{
if(str.charAt(x) == \" \")
{
partStr = str.substring(x, lastSpace + 1);   
num = Integer.parseInt(partStr);
System.out.println(\" \" + num);
sum = num;
lastSpace == x;
}
}
partStr = str.substring(lastSpace + 1, length);
num = Integer.parseInt(partStr);
System.out.println(\" \" + num);
sum = num;
System.out.println(\" -------------------\" +
\"\ The sum of the integers is \" + sum);
}
}

Solution

public class DebugSeven2
{
public static void main(String[] args)
{
String str;
int x;
int length;
int start = 0;
int num;
int lastSpace = -1;
int sum = 0;
String partStr;
Scanner in = new Scanner(System.in);
System.out.print(\"Enter a series of integers separated by spaces >> \");
str = in.nextLine();
length = length();
for(x = 0; x <= length; ++x)
{
if(str.charAt(x) == \" \")
{
partStr = str.substring(x, lastSpace + 1);   
num = Integer.parseInt(partStr);
System.out.println(\" \" + num);
sum = num;
lastSpace == x;
}
}
partStr = str.substring(lastSpace + 1, length);
num = Integer.parseInt(partStr);
System.out.println(\" \" + num);
sum = num;
System.out.println(\" -------------------\" +
\"\ The sum of the integers is \" + sum);
}
}