Alexey Sedunov
27 lines
3.0 KiB
Plaintext
27 lines
3.0 KiB
Plaintext
== sum ==
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tailRecursive fun sum(x: Long, sum: Long): Long {
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if (x == 0.toLong()) return sum
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return sum(x - 1, sum + x)
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}
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---------------------
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<v0>: Long NEW: magic[FAKE_INITIALIZER](x: Long) -> <v0>
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<v1>: Long NEW: magic[FAKE_INITIALIZER](sum: Long) -> <v1>
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x <v2>: OR{{<: Any}, {<: Any}} NEW: r(x) -> <v2>
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0 <v3>: {<: Number} NEW: r(0) -> <v3>
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toLong() <v4>: * NEW: call(toLong(), toLong|<v3>) -> <v4>
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0.toLong() <v4>: * COPY
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x == 0.toLong() <v5>: Boolean NEW: call(x == 0.toLong(), equals|<v2>, <v4>) -> <v5>
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sum <v6>: Long NEW: r(sum) -> <v6>
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return sum !<v7>: *
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if (x == 0.toLong()) return sum !<v7>: * COPY
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x <v8>: Long NEW: r(x) -> <v8>
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1 <v9>: Int NEW: r(1) -> <v9>
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x - 1 <v10>: Long NEW: call(x - 1, minus|<v8>, <v9>) -> <v10>
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sum <v11>: Long NEW: r(sum) -> <v11>
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x <v12>: Long NEW: r(x) -> <v12>
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sum + x <v13>: Long NEW: call(sum + x, plus|<v11>, <v12>) -> <v13>
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sum(x - 1, sum + x) <v14>: Long NEW: call(sum(x - 1, sum + x), sum|<v10>, <v13>) -> <v14>
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return sum(x - 1, sum + x) !<v15>: *
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{ if (x == 0.toLong()) return sum return sum(x - 1, sum + x) } !<v15>: * COPY
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=====================
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