30 lines
1.0 KiB
C++
30 lines
1.0 KiB
C++
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// limits.cpp -- some integer limits
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#include <iostream>
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#include <climits> // use limits.h for older systems
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int main()
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{
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using namespace std;
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int n_int = INT_MAX; // initialize n_int to max int value
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short n_short = SHRT_MAX; // symbols defined in climits file
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long n_long = LONG_MAX;
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long long n_llong = LLONG_MAX;
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// sizeof operator yields size of type or of variable
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cout << "int is " << sizeof (int) << " bytes." << endl;
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cout << "short is " << sizeof n_short << " bytes." << endl;
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cout << "long is " << sizeof n_long << " bytes." << endl;
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cout << "long long is " << sizeof n_llong << " bytes." << endl;
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cout << endl;
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cout << "Maximum values:" << endl;
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cout << "int: " << n_int << endl;
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cout << "short: " << n_short << endl;
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cout << "long: " << n_long << endl;
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cout << "long long: " << n_llong << endl << endl;
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cout << "Minimum int value = " << INT_MIN << endl;
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cout << "Bits per byte = " << CHAR_BIT << endl;
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// cin.get();
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return 0;
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}
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