polish: same style
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@ -15,7 +15,7 @@
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bool checkArguments(int argc, char* argv[]) {
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if (argc != 3) {
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std::cerr << "Usage: " << argv[0]
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<< " input_file output_file\n";
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<< " <input_file> <output_file>\n";
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return false;
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}
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return true;
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