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//Title of this code //g++ 4.8.2 #include <iostream> #include <vector> int find(std::vector<int>& t, int n) { int begin = 0; int end = t.size() - 1; while (begin <= end) { int mid = (end - begin) / 2 + begin; if (t[mid] == n) { return mid; } else if (t[mid] < n) { begin = mid + 1; } else { end = mid - 1; } } return -1; } int main() { std::vector<int> t = {2,4,6,8,10,11,14,18,23,32}; int i = find(t, 11); std::cout << "t[" << i << "] = " << t[i] << std::endl; }
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Compilation time: 0.45 sec, absolute running time: 0.14 sec, cpu time: 0 sec, memory peak: 3 Mb, absolute service time: 0.6 sec
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t[5] = 11