N,M,L = map(int,input().split()) A = [0]+list(map(int,input().split())) amax = max(A) X = max(L,M,amax) dp = [[False for _ in range(X+1)] for _ in range(N+1)] dp[1][L] = True dp[1][A[1]] = True dp[1][(L+A[1])//2] = True for i in range(2,N+1): for j in range(X+1): dp[i][j] = dp[i-1][j] if 0<=2*j-A[i]<=X: dp[i][j] = dp[i][j]|dp[i-1][2*j-A[i]] if dp[N][M]: print("Yes") else: print("No")