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OI-codes/LibreOJ/6282/6282.cpp

35 lines
553 B
C++

#include <iostream>
#include <vector>
using std::cin;
using std::cout;
const char endl = '\n';
const int N = 1e5 + 5;
int n;
std::vector<int> a;
int main() {
std::ios::sync_with_stdio(false);
cin >> n;
for (int i = 1, x; i <= n; i++) {
cin >> x;
a.push_back(x);
}
for (int i = 1, op, l, r, c; i <= n; i++) {
cin >> op >> l >> r >> c;
if (op == 0) {
a.insert(a.begin() + l - 1, r);
} else { // op == 1
cout << a[r - 1] << endl;
}
}
return 0;
}