SDE Path

Jump Game

Medium

Jump Game

Given an array where each element represents the max jump length, determine if you can reach the last index.

Input format

The first line contains N. The second line contains N integers (0 ≤ a[i] ≤ 10).

Output format

Print true if you can reach the last index, false otherwise.

Constraints

  • Values fit in a 64-bit signed integer
  • Trailing whitespace and a trailing newline are ignored by the judge

Read from stdin, write to stdout. Sample cases below show the exact format.

Sample cases

Example 1
Input
5
2 3 1 1 4
Expected output
true
Example 2
Input
5
3 2 1 0 4
Expected output
false