if __name__=="__main__":
    n=int(input())
    q=list(map(int,input().split()))
    stack=[]
    for value in q:
        if stack!=[]:
            if value>stack[-1]:
                print(stack[-1],end=" ")
                stack.append(value)
            else:
                while stack!=[] and stack[-1]>=value:
                    del stack[-1]
                if stack==[]:
                    print(-1,end=" ")
                else:
                    print(stack[-1],end=" ")
                stack.append(value)
        else:
            print(-1,end=" ")
            stack.append(value)