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xiaom/difftime

Created June 15, 2013 07:11
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difference in time
Raw
difftime
clock_t start, end;
start = clock();
//
// YOUR CODE
//
end = clock();
cerr << "Inverted Index is built in "
<< (double)(end - start) / CLOCKS_PER_SEC * 1000
<< " ms." << endl;
// In addition,
//
// difftime(start, end) return time in second
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