MAX = 1000000
def breakSum(n): 
	dp = [0]*(n+1) 
	dp[0] = 0
	dp[1] = 1
	for i in range(2, n+1): 
		dp[i] = max(dp[int(i/2)] + dp[int(i/3)] + dp[int(i/4)], i); 
	return dp[n]