32 lines
958 B
C++
32 lines
958 B
C++
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// arrfun4.cpp -- functions with an array range
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#include <iostream>
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const int ArSize = 8;
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int sum_arr(const int * begin, const int * end);
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int main()
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{
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using namespace std;
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int cookies[ArSize] = {1,2,4,8,16,32,64,128};
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// some systems require preceding int with static to
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// enable array initialization
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int sum = sum_arr(cookies, cookies + ArSize);
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cout << "Total cookies eaten: " << sum << endl;
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sum = sum_arr(cookies, cookies + 3); // first 3 elements
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cout << "First three eaters ate " << sum << " cookies.\n";
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sum = sum_arr(cookies + 4, cookies + 8); // last 4 elements
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cout << "Last four eaters ate " << sum << " cookies.\n";
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// cin.get();
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return 0;
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}
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// return the sum of an integer array
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int sum_arr(const int * begin, const int * end)
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{
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const int * pt;
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int total = 0;
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for (pt = begin; pt != end; pt++)
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total = total + *pt;
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return total;
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}
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