Problem Statement:
You're in a supermarket and want to buy N items but you have only S dollars.


Input Format:
first two numbers N (the number of items) and S (The amount of dollars you have) followed by N integers indicate the price of each item
N is a positive integers less than or equal to 1,000,000
0 < S < 1,000,000,001
All prices are less than 1,000,001


Output Format:
Print "Yes" if the total price of items less than or equal to S and print "No" otherwise.


Sample Input:
6 100 8 31 4 12 19 2


Sample Output:
Yes


Notes:
8 + 31 + 4 + 12 + 19 + 2 = 76

76 < 100

Then "Yes" you can buy them





Added by: gammal
Added at: 2015-02-11 18:18:45 UTC
Time Limit: 1 second
Partial score: No