59 lines
1.4 KiB
C++
59 lines
1.4 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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cout << std::scientific;
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cout << "This program will determine the appropriate letter grade and message for a certain percentage.\n\nInput the percentage of the grade here and press <enter>\n > ";
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int percent;
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cin >> percent;
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string letter, message;
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if (percent > 100) {
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letter = "A+";
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message = "Excellent";
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} else if (percent <= 100 && percent >= 90) {
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letter = "A";
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message = "Solid work";
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} else if (percent < 90 && percent >= 80) {
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letter = "B";
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message = "Doing fine";
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} else if (percent < 80 && percent >= 70) {
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letter = "C";
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message = "Need to work harder";
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} else if (percent < 70 && percent >= 60) {
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letter = "D";
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message = "On probation";
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} else if (percent < 60 && percent >= 0) {
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letter = "F";
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message = "You are failing";
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} else {
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letter = "N/A";
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message = "Can't have negative score";
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}
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cout << "\tGrade\t\tLetter Grade\t\tMessage" << endl << "\t" << percent << "\t\t" << letter << "\t\t\t" << message << endl;
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cout << endl << endl << "done" << endl;
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return 0;
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}
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