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Insert vector to end of vector c++

Insert vector to end of vector c++

vector<int> a;
vector<int> b;

a.insert(a.end(), b.begin(), b.end());
// or
a.insert(std::end(a), std::begin(b), std::end(b));

1

Source: stackoverflow.com

Vector insert to end

std::copy (b.begin(), b.end(), std::back_inserter(a));

0

Source: stackoverflow.com

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