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public class MaxTree extends SegmentsTree {
 
        public MaxTree(int[] a) {
            super(a);
        }
 
        @Override
        public int defaultDelta() {
            return -Integer.MAX_VALUE;
        }
 
        @Override
        public int operation(int a, int b) {
            return Math.max(a, b);
        }
 
        @Override
        public int defaultValue() {
            return 0;
        }
 
        @Override
        public void change(int v, int delta) {
            func[v] += delta;
            this.delta[v] += delta;
        }
    }

Main.java:1: error: class MaxTree is public, should be declared in a file named MaxTree.java
public class MaxTree extends SegmentsTree {
       ^
Main.java:1: error: cannot find symbol
public class MaxTree extends SegmentsTree {
                             ^
  symbol: class SegmentsTree
Main.java:7: error: method does not override or implement a method from a supertype
        @Override
        ^
Main.java:12: error: method does not override or implement a method from a supertype
        @Override
        ^
Main.java:17: error: method does not override or implement a method from a supertype
        @Override
        ^
Main.java:24: error: cannot find symbol
            func[v] += delta;
            ^
  symbol:   variable func
  location: class MaxTree
Main.java:25: error: cannot find symbol
            this.delta[v] += delta;
                ^
  symbol: variable delta
Main.java:22: error: method does not override or implement a method from a supertype
        @Override
        ^
8 errors

Standard output is empty