mirror of https://github.com/exaloop/codon.git
40 lines
858 B
C++
40 lines
858 B
C++
#include <chrono>
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#include <fstream>
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#include <iostream>
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#include <sstream>
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#include <string>
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#include <unordered_map>
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using namespace std;
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int main(int argc, char *argv[]) {
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using clock = chrono::high_resolution_clock;
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using chrono::duration_cast;
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using chrono::milliseconds;
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auto t = clock::now();
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cin.tie(nullptr);
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cout.sync_with_stdio(false);
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if (argc != 2) {
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cerr << "Expected one argument." << endl;
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return -1;
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}
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ifstream file(argv[1]);
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if (!file.is_open()) {
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cerr << "Could not open file: " << argv[1] << endl;
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return -1;
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}
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unordered_map<string, int> map;
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for (string line; getline(file, line);) {
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istringstream sin(line);
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for (string word; sin >> word;)
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map[word] += 1;
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}
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cout << map.size() << endl;
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cout << (duration_cast<milliseconds>(clock::now() - t).count() / 1e3) << endl;
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}
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