cp/codeforces/849/f.cc

135 lines
2.7 KiB
C++

#include <bits/stdc++.h> // {{{
// https://codeforces.com/blog/entry/96344
#pragma GCC optimize("O2,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
using namespace std;
template <typename T>
[[nodiscard]] static T MIN() {
return std::numeric_limits<T>::min();
}
template <typename T>
[[nodiscard]] static T MAX() {
return std::numeric_limits<T>::max();
}
template <typename T>
[[nodiscard]] static T sc(auto&& x) {
return static_cast<T>(x);
}
template <typename T>
[[nodiscard]] static T sz(auto&& x) {
return static_cast<T>(x.size());
}
#define prln(...) std::println(__VA_ARGS__)
#define pr(...) std::print(__VA_ARGS__)
#ifdef LOCAL
#define dbgln(...) std::println(__VA_ARGS__)
#define dbg(...) std::print(__VA_ARGS__)
#else
#define dbgln(...)
#define dbg(...)
#endif
inline static void NO() {
prln("NO");
}
inline static void YES() {
prln("YES");
}
using ll = long long;
using ld = long double;
template <typename T>
using ve = std::vector<T>;
template <typename T, size_t N>
using ar = std::array<T, N>;
template <typename T1, typename T2>
using pa = std::pair<T1, T2>;
template <typename... Ts>
using tu = std::tuple<Ts...>;
template <typename... Ts>
using dq = std::deque<Ts...>;
template <typename... Ts>
using qu = std::queue<Ts...>;
template <typename... Ts>
using pq = std::priority_queue<Ts...>;
template <typename... Ts>
using st = std::stack<Ts...>;
auto lb = [](auto... args) {
return std::lower_bound(args...);
};
auto ub = [](auto... args) {
return std::upper_bound(args...);
};
#define ff first
#define ss second
#define eb emplace_back
#define pb push_back
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
// }}}
void solve() {
int n, q;
cin >> n >> q;
ve<ll> a(n), dsum(n);
for (int i = 0; i < n; ++i) {
cin >> a[i];
int x = a[i];
while (x > 0) {
dsum[i] += x % 10;
x /= 10;
}
}
char cmd;
int l, r, x;
set<pa<int, int>> s;
while (q--) {
cin >> cmd;
if (cmd == '2') {
cin >> x;
// NOTE: struggled with bounds here
auto it = s.lower_bound({x, 0});
if (it != s.begin())
--it;
if (it != s.end() && it->first <= x && it->second >= x)
prln("{}", dsum[x - 1]);
else
prln("{}", x, a[x - 1]);
} else {
cin >> l >> r;
auto it = s.lower_bound({l, r});
if (it != s.end() && r >= it->first) {
l = min(l, it->first);
r = max(r, it->second);
s.erase(it);
}
s.emplace(l, r);
}
}
}
int main() { // {{{
cin.tie(nullptr)->sync_with_stdio(false);
cin.exceptions(cin.failbit);
int t = 1;
cin >> t;
while (t--) {
solve();
}
return 0;
}
// }}}