lst, param, ptr, skip = [int(i) for i in open('day_5_input.txt').read().split(',')], {}, 0, (4,4,2,2,3,3,4,4)
while lst[ptr] != 99:
    opcode = lst[ptr] % 100
    for i in range(1,4): param[str(i)] = ptr + i if lst[ptr]//int('100'.ljust(i+2, '0')) % 10 else lst[ptr + i]
    if opcode is 1: lst[param['3']] = lst[param['1']] + lst[param['2']]
    elif opcode is 2: lst[param['3']] = lst[param['1']] * lst[param['2']]
    elif opcode is 3: lst[param['1']] = int(input('1 or 5?: '))
    elif opcode is 4: print(lst[param['1']])
    elif opcode is 5 and lst[param['1']] or opcode is 6 and not lst[param['1']]: ptr = lst[param['2']] - 3
    elif opcode is 7: lst[param['3']] = 1 if lst[param['1']] < lst[param['2']] else 0
    elif opcode is 8: lst[param['3']] = 1 if lst[param['1']] == lst[param['2']] else 0
    ptr += skip[opcode-1]