Re: [問題] auto用法一問

作者: eopXD (eopXD)   2021-11-03 14:42:45
: #include <iostream>
: #include <vector>
: using namespace std;
: int main(){
: vector<int> ans = {1,2,3};
: auto n = ans.size();
: for(auto j = n - 2;j >= 0;

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