from math import factorial


def solve(data, part_2=False):
    REGS = "abcd"
    regs = {c: 0 for c in REGS}

    if part_2:
        print(factorial(12) + (91 * 85))
        return
    else:
        regs["a"] = 7

    insts = data.splitlines()
    i = 0
    inst_count = 0
    while i < len(insts):
        inst_count += 1
        # print(i, regs)
        parts = insts[i].split()
        cmd = parts[0]
        if cmd == "cpy":
            if parts[1] in REGS:
                regs[parts[2]] = regs[parts[1]]
            else:
                regs[parts[2]] = int(parts[1])
        elif cmd == "jnz":
            val = 0
            if parts[1] in REGS:
                val = regs[parts[1]]
            else:
                val = int(parts[1])
            if val != 0:
                if parts[2] in REGS:
                    i += regs[parts[2]]
                else:
                    i += int(parts[2])
                continue
        elif cmd == "inc":
            if insts[i + 1] == "dec d" and insts[i + 2] == "jnz d -2":
                regs[parts[1]] += regs["d"]
                regs["d"] = 0
                i += 3
                continue
            regs[parts[1]] += 1
        elif cmd == "dec":
            regs[parts[1]] -= 1
        elif cmd == "tgl":
            off = 0
            if parts[1] in REGS:
                off = regs[parts[1]]
            else:
                off = int(parts[1])
            addr = i + off

            if addr < len(insts):
                parts = insts[addr].split()
                if len(parts) == 2:
                    if parts[0] == "inc":
                        parts[0] = "dec"
                    else:
                        parts[0] = "inc"
                    insts[addr] = " ".join(parts)
                elif len(parts) == 3:
                    if parts[0] == "jnz":
                        parts[0] = "cpy"
                    else:
                        parts[0] = "jnz"
                    insts[addr] = " ".join(parts)
                else:
                    assert False
        else:
            assert False
        i += 1


    print(regs["a"])


def main():
    data = open(0).read().strip()
    solve(data)
    solve(data, True)


if __name__ == "__main__":
    main()