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49 lines
1.3 KiB
Plaintext
49 lines
1.3 KiB
Plaintext
# This file is part of NIT ( http://www.nitlanguage.org ).
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#
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# Copyright 2004-2008 Jean Privat <jean@pryen.org>
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# A procedural program (without explicit class definition).
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# This program manipulates arrays of integers.
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module procedural_array
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# The sum of the elements of `a'.
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# Uses a 'for' control structure.
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fun array_sum(a: Array[Int]): Int
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do
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var sum = 0
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for i in a do
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sum = sum + i
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end
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return sum
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end
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# The sum of the elements of `a' (alternative version).
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# Uses a 'while' control structure.
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fun array_sum_alt(a: Array[Int]): Int
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do
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var sum = 0
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var i = 0
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while i < a.length do
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sum = sum + a[i]
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i = i + 1
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end
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return sum
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end
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# The main part of the program.
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var a = [10, 5, 8, 9]
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print(array_sum(a))
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print(array_sum_alt(a))
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