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28 lines
775 B
28 lines
775 B
// A simple program that computes the square root of a number
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#include <cmath>
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#include <cstdlib> // TODO 5: Remove this line
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#include <iostream>
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#include <string>
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// TODO 11: Include TutorialConfig.h
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int main(int argc, char* argv[])
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{
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if (argc < 2) {
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// TODO 12: Create a print statement using Tutorial_VERSION_MAJOR
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// and Tutorial_VERSION_MINOR
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std::cout << "Usage: " << argv[0] << " number" << std::endl;
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return 1;
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}
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// convert input to double
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// TODO 4: Replace atof(argv[1]) with std::stod(argv[1])
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const double inputValue = atof(argv[1]);
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// calculate square root
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const double outputValue = sqrt(inputValue);
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std::cout << "The square root of " << inputValue << " is " << outputValue
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<< std::endl;
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return 0;
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}
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