C++11 Shuffle 随机打乱数组

记下备用

#include <iostream>
#include <algorithm>
#include <random>

using namespace std;

int main() {
    int a[] = {1, 2, 3, 4, 5, 6, 7, 8};
    shuffle(begin(a), end(a), default_random_engine(random_device()()));
    for (const auto e : a) cout << e << ' ';
    cout << endl;
    return 0;
}

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