やったこと
小数点の桁数を10桁で指定してみます。
確認環境
$ g++ --version
g++ (Homebrew GCC 9.2.0) 9.2.0
Copyright (C) 2019 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
調査
test.cpp
#include <bits/stdc++.h>
using namespace std;
int main() {
auto add = [&](int a, int b) {
return a + b;
};
cout << add(2, 3) << endl;
}
出力結果
5