79 lines
1.4 KiB
C++
79 lines
1.4 KiB
C++
//
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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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// ********************* PROBLEM 1 *********************
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double a,b;
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ifstream f1;
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f1.open("p14_1.dat");
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while (f1 >> a >> b) {
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if (a<0) {
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cout << a*b << endl;
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} else {
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cout << a+b << endl;
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}
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}
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cout << endl;
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// ********************* PROBLEM 2 *********************
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ifstream f2;
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f2.open("p14_2.dat");
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while (f2 >> a >> b) {
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if (a>0) {
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if (b<0) {
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cout << a << endl;
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} else {
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cout << b << endl;
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}
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} else {
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cout << a+b << endl;
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}
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}
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cout << endl;
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// ********************* PROBLEM 3 *********************
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string c;
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ifstream f3;
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f3.open("p14_3.dat");
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cout << fixed;
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cout << "EMPLOYEE\tREGULAR HOURLY RATE\tNUMBER OF HOURS WORKED\tPAY" << endl;
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while (f3 >> c >> a >> b) {
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string q = "";
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if (c.length() < 8) q = "\t\t"; else q = "\t";
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double pay = 0;
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if (b<=40) {
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pay = a*b;
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} else {
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pay = a*40;
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b -= 40;
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pay += 1.5*a*b;
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}
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cout << setprecision(2) << c << q << a << "\t\t\t" << b << "\t\t\t" << pay << endl;
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}
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return 0;
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}
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