l=0 def find(primes,q): low=0 high=l if q==2: return 1 if q==1: return 0 while True: mid=(low+high)/2 if primes[mid]==q: return mid elif primes[mid]q: return mid else: low=mid+1 pass pass else: high=mid-1 pass pass pass g = int(raw_input()) num=[] max_n=0 for a0 in xrange(g): n = int(raw_input()) num.append(n) if max_n