import sys years = {} for line in sys.stdin: line = line.strip() year, runs = line.split("\t") runs = int(runs) if year in years.keys(): if runs>=100: years[year] += 1 else: if runs>=100: years[year] = 1 year_max = "" year_maxCenturies = 0 for year in years.keys(): if years[year] > year_maxCenturies: year_max = year year_maxCenturies = years[year] print("{}".format(year_max))