結果
| 問題 |
No.1000 Point Add and Array Add
|
| コンテスト | |
| ユーザー |
emthrm
|
| 提出日時 | 2020-02-28 21:30:06 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 155 ms / 2,000 ms |
| コード長 | 2,761 bytes |
| コンパイル時間 | 2,526 ms |
| コンパイル使用メモリ | 199,204 KB |
| 最終ジャッジ日時 | 2025-01-09 02:35:34 |
|
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 2 |
| other | AC * 22 |
ソースコード
#define _USE_MATH_DEFINES
#include <bits/stdc++.h>
using namespace std;
#define FOR(i,m,n) for(int i=(m);i<(n);++i)
#define REP(i,n) FOR(i,0,n)
#define ALL(v) (v).begin(),(v).end()
using ll = long long;
template <typename T> using posteriority_queue = priority_queue<T, vector<T>, greater<T> >;
const int INF = 0x3f3f3f3f;
const ll LINF = 0x3f3f3f3f3f3f3f3fLL;
const double EPS = 1e-8;
const int MOD = 1000000007;
// const int MOD = 998244353;
const int dy[] = {1, 0, -1, 0}, dx[] = {0, -1, 0, 1};
const int dy8[] = {1, 1, 0, -1, -1, -1, 0, 1}, dx8[] = {0, -1, -1, -1, 0, 1, 1, 1};
template <typename T, typename U> inline bool chmax(T &a, U b) { return a < b ? (a = b, true) : false; }
template <typename T, typename U> inline bool chmin(T &a, U b) { return a > b ? (a = b, true) : false; }
template <typename T> void unique(vector<T> &a) { a.erase(unique(ALL(a)), a.end()); }
struct IOSetup {
IOSetup() {
cin.tie(nullptr);
ios_base::sync_with_stdio(false);
cout << fixed << setprecision(20);
}
} iosetup;
template <typename Abelian>
struct BITRangeAdd {
BITRangeAdd(int n_, const Abelian UNITY = 0) : n(n_), UNITY(UNITY) {
++n;
dat_const.assign(n, UNITY);
dat_linear.assign(n, UNITY);
}
void add(int left, int right, Abelian val) {
if (right < ++left) return;
for (int i = left; i < n; i += i & -i) {
dat_const[i] -= val * (left - 1);
dat_linear[i] += val;
}
for (int i = right + 1; i < n; i += i & -i) {
dat_const[i] += val * right;
dat_linear[i] -= val;
}
}
Abelian sum(int idx) {
Abelian res = UNITY;
for (int i = idx; i > 0; i -= i & -i) res += dat_linear[i];
res *= idx;
for (int i = idx; i > 0; i -= i & -i) res += dat_const[i];
return res;
}
Abelian sum(int left, int right) {
if (right <= left) return UNITY;
return sum(right) - sum(left);
}
Abelian operator[](const int idx) { return sum(idx, idx + 1); }
private:
int n;
const Abelian UNITY;
vector<Abelian> dat_const, dat_linear;
};
int main() {
int n, q; cin >> n >> q;
vector<int> a(n); REP(i, n) cin >> a[i];
vector<int> imos(n + 1, 0);
BITRangeAdd<ll> bit(n);
vector<char> c(q);
vector<int> x(q), y(q);
REP(i, q) {
cin >> c[i] >> x[i] >> y[i];
if (c[i] == 'A') {
--x[i];
} else if (c[i] == 'B') {
--x[i]; --y[i];
bit.add(x[i], y[i] + 1, 1);
++imos[x[i]];
--imos[y[i] + 1];
}
}
FOR(i, 1, n + 1) imos[i] += imos[i - 1];
vector<ll> ans(n);
REP(i, n) ans[i] = 1LL * imos[i] * a[i];
REP(i, q) {
if (c[i] == 'A') {
ans[x[i]] += 1LL * bit[x[i]] * y[i];
} else if (c[i] == 'B') {
bit.add(x[i], y[i] + 1, -1);
}
}
REP(i, n) cout << ans[i] << " \n"[i + 1 == n];
return 0;
}
emthrm