Package g0601_0700.s0677_map_sum_pairs

Class MapSum

java.lang.Object

g0601_0700.s0677_map_sum_pairs.MapSum

public class MapSum
extends Object

Constructor Summary

Constructors

Constructor	Description
MapSum()

Method Summary

Modifier and Type	Method	Description
void	insert(String key, int val)
int	sum(String prefix)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

MapSum

public MapSum()

Method Details

insert

public void insert(String key,
 int val)

sum

public int sum(String prefix)