#include <iostream>
#include <cmath>
using namespace std;
int main() {
int n, ara[1000], block[1000] = {}, block_size;
cin >> n;
block_size = sqrt(n);
// Input array elements
for (int i = 0; i < n; i++) {
cin >> ara[i];
}
// Calculate the blocks
for (int i = 0; i < n; i++) {
block[i / block_size] += ara[i];
}
cout << "block size: " << block_size << endl;
int q;
cin >> q;
while (q--) {
int op, x, y;
cin >> op >> x >> y;
if (op == 1) {
// Update operation
ara[x] += y;
block[x / block_size] += y;
} else {
// Query operation (range sum)
int sum = 0;
for (int i = x; i <= y; ) {
if (i % block_size == 0 && i + block_size - 1 <= y) {
sum += block[i / block_size];
i += block_size;
} else {
sum += ara[i];
i++;
}
}
cout << sum << endl;
}
}
return 0;
}