set i 31
set a 1
mul p 17
jgz p p
mul a 2
add i -1
jgz i -2
add a -1
set i 127
set p 680
mul p 8505
mod p a
mul p 129749
add p 12345
mod p a
set b p
mod b 10000
snd b
add i -1
jgz i -9
jgz a 3
rcv b
jgz b -1
set f 0
set i 126
rcv a
rcv b
set p a
mul p -1
add p b
jgz p 4
snd a
set a b
jgz 1 3
snd b
set f 1
add i -1
jgz i -11
snd a
jgz f -16
jgz a -19

instructions = []
registers = {}

file=open("day18.txt")
for line in file:
    data = line.strip("\n\r").split(" ")
    instructions.append(data)

running = True

current = 0

while running:
    if instructions[current][1] not in registers:
        #registers[str(instructions[current][1])] == 0
        registers.update({instructions[current][1]: 0})

    if instructions[current][0] == "snd":
        print instructions[current][1]

    if instructions[current][0] == "set":
        try:
            registers[instructions[current][1]] = int(instructions[current][2])
        except:
            registers[instructions[current][1]] = registers[instructions[current][2]]

    if instructions[current][0] == "add":
        try:
            registers[instructions[current][1]] += int(instructions[current][2])
        except:
            registers[instructions[current][1]] += registers[instructions[current][2]]

    if instructions[current][0] == "mul":
        try:
            registers[instructions[current][1]] *= int(instructions[current][2])
        except:
            registers[instructions[current][1]] *= registers[instructions[current][2]]

    if instructions[current][0] == "mod":
        try:
            registers[instructions[current][1]] = registers[instructions[current][1]] % int(instructions[current][2])
        except:
            registers[instructions[current][1]] = registers[instructions[current][1]] % registers[instructions[current][2]]

    if instructions[current][0] == "rcv":
        if instructions[current][1] != "0":
            print instructions[current]
            exit()
    if instructions[current][0] == "jgz":
        try:
            if int(instructions[current][1]) > 0:
                current += int(instructions[current][1])
        except:
            if registers[instructions[current][1]] > 0:
                current += registers[instructions[current][1]]

    else:
        current += 1
    if current <0 or current >= len(instructions):
        print "outside list"
        exit()