53 lines
1.1 KiB
C++
53 lines
1.1 KiB
C++
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//
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// main.cpp
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// Program 1
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//
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// Created by Liyang Zhang 2016 on 6/10/13.
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// Copyright (c) 2013 Liyang Zhang 2016. All rights reserved.
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//
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//precompiler directives:
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#include <iostream>
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#include <iomanip>
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#include <fstream>
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#include <cmath>
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using namespace std;
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int main( )
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{
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// ********************* CONSTANTS *********************
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const double PI = 3.1415926535897932384626433832795028841971693993;
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// ********************* PROBLEM 1 *********************
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double F = -35;
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double C;
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cout << "C\tF" << endl;
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do {
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C = 5*(F-32)/9;
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cout << F << "^F\t" << C << "^C" << endl;
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F += 5;
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} while (F <= 125);
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cout << endl;
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// ********************* PROBLEM 2 *********************
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double radius = 2;
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double area, circumference;
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cout << "Radius\tCircumference\tArea" << endl;
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do {
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circumference = 2 * radius * PI;
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area = radius * radius * PI;
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cout << radius << "\t" << circumference << "\t\t" << area << endl;
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radius += 5;
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} while (radius <= 47);
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cout << endl << endl << "done" << endl;
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return 0;
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}
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