import sys def main(): lines = [line.rstrip() for line in sys.stdin] # Part 1 hor = 0 depth = 0 for line in lines: d, n = line.split() if d[0] == "f": hor += int(n) elif d[0] == "d": depth += int(n) elif d[0] == "u": depth -= int(n) print(hor * depth) # Part 2 aim = 0 hor = 0 depth = 0 for line in lines: d, n = line.split() if d[0] == "f": hor += int(n) depth += int(n) * aim elif d[0] == "d": aim += int(n) elif d[0] == "u": aim -= int(n) print(hor * depth) if __name__ == "__main__": main()