print! "start"
x_1 = 1
x_2 = 1
x_3 = 1
x_4 = 1
x_5 = 1
x_6 = 1
x_7 = 1
x_8 = 1
x_9 = 1
x_10 = 1
x_11 = 1
x_12 = 1
x_13 = 1
x_14 = 1
x_15 = 1
x_16 = 1
x_17 = 1
x_18 = 1
x_19 = 1
x_20 = 1
x_21 = 1
x_22 = 1
x_23 = 1
x_24 = 1
x_25 = 1
x_26 = 1
x_27 = 1
x_28 = 1
x_29 = 1
x_30 = 1
x_31 = 1
x_32 = 1
x_33 = 1
x_34 = 1
x_35 = 1
x_36 = 1
x_37 = 1
x_38 = 1
x_39 = 1
x_40 = 1
x_41 = 1
x_42 = 1
x_43 = 1
x_44 = 1
x_45 = 1
x_46 = 1
x_47 = 1
x_48 = 1
x_49 = 1
x_50 = 1
x_51 = 1
x_52 = 1
x_53 = 1
x_54 = 1
x_55 = 1
x_56 = 1
x_57 = 1
x_58 = 1
x_59 = 1
x_60 = 1
x_61 = 1
x_62 = 1
x_63 = 1
x_64 = 1
x_65 = 1
x_66 = 1
x_67 = 1
x_68 = 1
x_69 = 1
x_70 = 1
x_71 = 1
x_72 = 1
x_73 = 1
x_74 = 1
x_75 = 1
x_76 = 1
x_77 = 1
x_78 = 1
x_79 = 1
x_80 = 1
x_81 = 1
x_82 = 1
x_83 = 1
x_84 = 1
x_85 = 1
x_86 = 1
x_87 = 1
x_88 = 1
x_89 = 1
x_90 = 1
x_91 = 1
x_92 = 1
x_93 = 1
x_94 = 1
x_95 = 1
x_96 = 1
x_97 = 1
x_98 = 1
x_99 = 1
x_100 = 1
x_101 = 1
x_102 = 1
x_103 = 1
x_104 = 1
x_105 = 1
x_106 = 1
x_107 = 1
x_108 = 1
x_109 = 1
x_110 = 1
x_111 = 1
x_112 = 1
x_113 = 1
x_114 = 1
x_115 = 1
x_116 = 1
x_117 = 1
x_118 = 1
x_119 = 1
x_120 = 1
x_121 = 1
x_122 = 1
x_123 = 1
x_124 = 1
x_125 = 1
x_126 = 1
x_127 = 1
x_128 = 1
x_129 = 1
x_130 = 1
x_131 = 1
x_132 = 1
x_133 = 1
x_134 = 1
x_135 = 1
x_136 = 1
x_137 = 1
x_138 = 1
x_139 = 1
x_140 = 1
x_141 = 1
x_142 = 1
x_143 = 1
x_144 = 1
x_145 = 1
x_146 = 1
x_147 = 1
x_148 = 1
x_149 = 1
x_150 = 1
x_151 = 1
x_152 = 1
x_153 = 1
x_154 = 1
x_155 = 1
x_156 = 1
x_157 = 1
x_158 = 1
x_159 = 1
x_160 = 1
x_161 = 1
x_162 = 1
x_163 = 1
x_164 = 1
x_165 = 1
x_166 = 1
x_167 = 1
x_168 = 1
x_169 = 1
x_170 = 1
x_171 = 1
x_172 = 1
x_173 = 1
x_174 = 1
x_175 = 1
x_176 = 1
x_177 = 1
x_178 = 1
x_179 = 1
x_180 = 1
x_181 = 1
x_182 = 1
x_183 = 1
x_184 = 1
x_185 = 1
x_186 = 1
x_187 = 1
x_188 = 1
x_189 = 1
x_190 = 1
x_191 = 1
x_192 = 1
x_193 = 1
x_194 = 1
x_195 = 1
x_196 = 1
x_197 = 1
x_198 = 1
x_199 = 1
x_200 = 1
x_201 = 1
x_202 = 1
x_203 = 1
x_204 = 1
x_205 = 1
x_206 = 1
x_207 = 1
x_208 = 1
x_209 = 1
x_210 = 1
x_211 = 1
x_212 = 1
x_213 = 1
x_214 = 1
x_215 = 1
x_216 = 1
x_217 = 1
x_218 = 1
x_219 = 1
x_220 = 1
x_221 = 1
x_222 = 1
x_223 = 1
x_224 = 1
x_225 = 1
x_226 = 1
x_227 = 1
x_228 = 1
x_229 = 1
x_230 = 1
x_231 = 1
x_232 = 1
x_233 = 1
x_234 = 1
x_235 = 1
x_236 = 1
x_237 = 1
x_238 = 1
x_239 = 1
x_240 = 1
x_241 = 1
x_242 = 1
x_243 = 1
x_244 = 1
x_245 = 1
x_246 = 1
x_247 = 1
x_248 = 1
x_249 = 1
x_250 = 1
x_251 = 1
x_252 = 1
x_253 = 1
x_254 = 1
x_255 = 1
x_256 = 1

for! [0, 1], _i =>
    print!()
_ = if!, True, do!:
    print!()
while! do! False, do!:
    print!()

flg = !False
mode = "z"
match! mode:
    "a" => print! "a"
    "b" => print! "b"
    "c" => print! "c"
    "d" => print! "d"
    "e" => print! "e"
    "f" => print! "f"
    "g" => print! "g"
    "h" => print! "h"
    "i" => print! "i"
    "j" => print! "j"
    "k" => print! "k"
    "l" => print! "l"
    "m" => print! "m"
    "n" => print! "n"
    "o" => print! "o"
    "p" => print! "p"
    "q" => print! "q"
    "r" => print! "r"
    "s" => print! "s"
    "t" => print! "t"
    "u" => print! "u"
    "v" => print! "v"
    "w" => print! "w"
    "x" => print! "x"
    "y" => print! "y"
    other =>
        print! other
        flg.invert!()
print! flg
assert flg

c = !2
while! do! c > 0, do!:
    x_1 = 1
    x_2 = 1
    x_3 = 1
    x_4 = 1
    x_5 = 1
    x_6 = 1
    x_7 = 1
    x_8 = 1
    x_9 = 1
    x_10 = 1
    x_11 = 1
    x_12 = 1
    x_13 = 1
    x_14 = 1
    x_15 = 1
    x_16 = 1
    x_17 = 1
    x_18 = 1
    x_19 = 1
    x_20 = 1
    x_21 = 1
    x_22 = 1
    x_23 = 1
    x_24 = 1
    x_25 = 1
    x_26 = 1
    x_27 = 1
    x_28 = 1
    x_29 = 1
    x_30 = 1
    x_31 = 1
    x_32 = 1
    x_33 = 1
    x_34 = 1
    x_35 = 1
    x_36 = 1
    x_37 = 1
    x_38 = 1
    x_39 = 1
    x_40 = 1
    x_41 = 1
    x_42 = 1
    x_43 = 1
    x_44 = 1
    x_45 = 1
    x_46 = 1
    x_47 = 1
    x_48 = 1
    x_49 = 1
    x_50 = 1
    print! x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_12, x_13, x_14, x_15
    print! x_16, x_17, x_18, x_19, x_20, x_21, x_22, x_23, x_24, x_25, x_26, x_27, x_28, x_29, x_30
    print! x_31, x_32, x_33, x_34, x_35, x_36, x_37, x_38, x_39, x_40, x_41, x_42, x_43, x_44, x_45
    print! x_46, x_47, x_48, x_49, x_50
    c.dec!()

c.inc!()
c.inc!()
while! do! c > 0, do!:
    print! c
    c.dec!()

if! False:
    do!:
        x_1 = 1
        x_2 = 1
        x_3 = 1
        x_4 = 1
        x_5 = 1
        x_6 = 1
        x_7 = 1
        x_8 = 1
        x_9 = 1
        x_10 = 1
        x_11 = 1
        x_12 = 1
        x_13 = 1
        x_14 = 1
        x_15 = 1
        x_16 = 1
        x_17 = 1
        x_18 = 1
        x_19 = 1
        x_20 = 1
        x_21 = 1
        x_22 = 1
        x_23 = 1
        x_24 = 1
        x_25 = 1
        x_26 = 1
        x_27 = 1
        x_28 = 1
        x_29 = 1
        x_30 = 1
        x_31 = 1
        x_32 = 1
        x_33 = 1
        x_34 = 1
        x_35 = 1
        x_36 = 1
        x_37 = 1
        x_38 = 1
        x_39 = 1
        x_40 = 1
        x_41 = 1
        x_42 = 1
        x_43 = 1
        x_44 = 1
        x_45 = 1
        x_46 = 1
        x_47 = 1
        x_48 = 1
        x_49 = 1
        x_50 = 1
        x_51 = 1
        x_52 = 1
        x_53 = 1
        x_54 = 1
        x_55 = 1
        x_56 = 1
        x_57 = 1
        x_58 = 1
        x_59 = 1
        x_60 = 1
        x_61 = 1
        x_62 = 1
        x_63 = 1
        x_64 = 1
        x_65 = 1
        x_66 = 1
        x_67 = 1
        x_68 = 1
        x_69 = 1
        x_70 = 1
        print! x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_12, x_13, x_14, x_15
        print! x_16, x_17, x_18, x_19, x_20, x_21, x_22, x_23, x_24, x_25, x_26, x_27, x_28, x_29, x_30
        print! x_31, x_32, x_33, x_34, x_35, x_36, x_37, x_38, x_39, x_40, x_41, x_42, x_43, x_44, x_45
        print! x_46, x_47, x_48, x_49, x_50, x_51, x_52, x_53, x_54, x_55, x_56, x_57, x_58, x_59, x_60
        print! x_61, x_62, x_63, x_64, x_65, x_66, x_67, x_68, x_69, x_70, True
    do!:
        x_1 = 1
        x_2 = 1
        x_3 = 1
        x_4 = 1
        x_5 = 1
        x_6 = 1
        x_7 = 1
        x_8 = 1
        x_9 = 1
        x_10 = 1
        x_11 = 1
        x_12 = 1
        x_13 = 1
        x_14 = 1
        x_15 = 1
        x_16 = 1
        x_17 = 1
        x_18 = 1
        x_19 = 1
        x_20 = 1
        x_21 = 1
        x_22 = 1
        x_23 = 1
        x_24 = 1
        x_25 = 1
        x_26 = 1
        x_27 = 1
        x_28 = 1
        x_29 = 1
        x_30 = 1
        x_31 = 1
        x_32 = 1
        x_33 = 1
        x_34 = 1
        x_35 = 1
        x_36 = 1
        x_37 = 1
        x_38 = 1
        x_39 = 1
        x_40 = 1
        x_41 = 1
        x_42 = 1
        x_43 = 1
        x_44 = 1
        x_45 = 1
        x_46 = 1
        x_47 = 1
        x_48 = 1
        x_49 = 1
        x_50 = 1
        x_51 = 1
        x_52 = 1
        x_53 = 1
        x_54 = 1
        x_55 = 1
        x_56 = 1
        x_57 = 1
        x_58 = 1
        x_59 = 1
        x_60 = 1
        x_61 = 1
        x_62 = 1
        x_63 = 1
        x_64 = 1
        x_65 = 1
        x_66 = 1
        x_67 = 1
        x_68 = 1
        x_69 = 1
        x_70 = 1
        print! x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_12, x_13, x_14, x_15
        print! x_16, x_17, x_18, x_19, x_20, x_21, x_22, x_23, x_24, x_25, x_26, x_27, x_28, x_29, x_30
        print! x_31, x_32, x_33, x_34, x_35, x_36, x_37, x_38, x_39, x_40, x_41, x_42, x_43, x_44, x_45
        print! x_46, x_47, x_48, x_49, x_50, x_51, x_52, x_53, x_54, x_55, x_56, x_57, x_58, x_59, x_60
        print! x_61, x_62, x_63, x_64, x_65, x_66, x_67, x_68, x_69, x_70, False

if! False:
    do!:
        print! True
    do!:
        print! False

c1 = if True:
    do 1
c2 = if False:
    do 1
c3 = if True:
    do:
        x_1 = 1
        x_2 = 1
        x_3 = 1
        x_4 = 1
        x_5 = 1
        x_6 = 1
        x_7 = 1
        x_8 = 1
        x_9 = 1
        x_10 = 1
        x_11 = 1
        x_12 = 1
        x_13 = 1
        x_14 = 1
        x_15 = 1
        x_16 = 1
        x_17 = 1
        x_18 = 1
        x_19 = 1
        x_20 = 1
        x_21 = 1
        x_22 = 1
        x_23 = 1
        x_24 = 1
        x_25 = 1
        x_26 = 1
        x_27 = 1
        x_28 = 1
        x_29 = 1
        x_30 = 1
        x_31 = 1
        x_32 = 1
        x_33 = 1
        x_34 = 1
        x_35 = 1
        x_36 = 1
        x_37 = 1
        x_38 = 1
        x_39 = 1
        x_40 = 1
        x_41 = 1
        x_42 = 1
        x_43 = 1
        x_44 = 1
        x_45 = 1
        x_46 = 1
        x_47 = 1
        x_48 = 1
        x_49 = 1
        x_50 = 1
        x_51 = 1
        x_52 = 1
        x_53 = 1
        x_54 = 1
        x_55 = 1
        x_56 = 1
        x_57 = 1
        x_58 = 1
        x_59 = 1
        x_60 = 1
        x_61 = 1
        x_62 = 1
        x_63 = 1
        x_64 = 1
        x_65 = 1
        x_66 = 1
        x_67 = 1
        x_68 = 1
        x_69 = 1
        x_70 = 1
        log x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_12, x_13, x_14, x_15
        log x_16, x_17, x_18, x_19, x_20, x_21, x_22, x_23, x_24, x_25, x_26, x_27, x_28, x_29, x_30
        log x_31, x_32, x_33, x_34, x_35, x_36, x_37, x_38, x_39, x_40, x_41, x_42, x_43, x_44, x_45
        log x_46, x_47, x_48, x_49, x_50, x_51, x_52, x_53, x_54, x_55, x_56, x_57, x_58, x_59, x_60
        log x_61, x_62, x_63, x_64, x_65, x_66, x_67, x_68, x_69, x_70
        1
c4 = if False:
    do:
        x_1 = 1
        x_2 = 1
        x_3 = 1
        x_4 = 1
        x_5 = 1
        x_6 = 1
        x_7 = 1
        x_8 = 1
        x_9 = 1
        x_10 = 1
        x_11 = 1
        x_12 = 1
        x_13 = 1
        x_14 = 1
        x_15 = 1
        x_16 = 1
        x_17 = 1
        x_18 = 1
        x_19 = 1
        x_20 = 1
        x_21 = 1
        x_22 = 1
        x_23 = 1
        x_24 = 1
        x_25 = 1
        x_26 = 1
        x_27 = 1
        x_28 = 1
        x_29 = 1
        x_30 = 1
        x_31 = 1
        x_32 = 1
        x_33 = 1
        x_34 = 1
        x_35 = 1
        x_36 = 1
        x_37 = 1
        x_38 = 1
        x_39 = 1
        x_40 = 1
        x_41 = 1
        x_42 = 1
        x_43 = 1
        x_44 = 1
        x_45 = 1
        x_46 = 1
        x_47 = 1
        x_48 = 1
        x_49 = 1
        x_50 = 1
        x_51 = 1
        x_52 = 1
        x_53 = 1
        x_54 = 1
        x_55 = 1
        x_56 = 1
        x_57 = 1
        x_58 = 1
        x_59 = 1
        x_60 = 1
        x_61 = 1
        x_62 = 1
        x_63 = 1
        x_64 = 1
        x_65 = 1
        x_66 = 1
        x_67 = 1
        x_68 = 1
        x_69 = 1
        x_70 = 1
        log x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_12, x_13, x_14, x_15
        log x_16, x_17, x_18, x_19, x_20, x_21, x_22, x_23, x_24, x_25, x_26, x_27, x_28, x_29, x_30
        log x_31, x_32, x_33, x_34, x_35, x_36, x_37, x_38, x_39, x_40, x_41, x_42, x_43, x_44, x_45
        log x_46, x_47, x_48, x_49, x_50, x_51, x_52, x_53, x_54, x_55, x_56, x_57, x_58, x_59, x_60
        log x_61, x_62, x_63, x_64, x_65, x_66, x_67, x_68, x_69, x_70
        1

assert c1 == 1
assert c2 == None
assert c3 == 1
assert c4 == None

for! 0..2, i =>
    x1, x2, x3, x4, x5, x6, x7, x8, x9, x10 = 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
    x11, x12, x13, x14, x15, x16, x17, x18, x19, x20 = 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
    x21, x22, x23, x24, x25, x26, x27, x28, x29, x30 = 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
    print! x1, x2, x3, x4, x5, x6, x7, x8, x9, x10
    print! x11, x12, x13, x14, x15, x16, x17, x18, x19, x20
    print! x21, x22, x23, x24, x25, x26, x27, x28, x29, x30
    print! i

print! "done"