31 lines
699 B
C++
31 lines
699 B
C++
// not.cpp -- using the not operator
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#include <iostream>
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#include <climits>
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bool is_int(double);
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int main()
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{
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using namespace std;
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double num;
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cout << "Yo, dude! Enter an integer value: ";
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cin >> num;
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while (!is_int(num)) // continue while num is not int-able
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{
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cout << "Out of range -- please try again: ";
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cin >> num;
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}
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int val = int (num); // type cast
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cout << "You've entered the integer " << val << "\nBye\n";
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// cin.get();
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// cin.get();
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return 0;
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}
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bool is_int(double x)
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{
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if (x <= INT_MAX && x >= INT_MIN) // use climits values
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return true;
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else
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return false;
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}
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