結果

問題 No.2338 Range AtCoder Query
ユーザー woodywoodywoodywoody
提出日時 2023-06-03 02:19:04
言語 C++14
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 3,412 ms / 4,000 ms
コード長 8,174 bytes
コンパイル時間 6,193 ms
コンパイル使用メモリ 280,880 KB
実行使用メモリ 29,696 KB
最終ジャッジ日時 2024-06-09 03:11:00
合計ジャッジ時間 49,562 ms
ジャッジサーバーID
(参考情報)
judge3 / judge5
このコードへのチャレンジ
(要ログイン)

テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 1 ms
6,816 KB
testcase_01 AC 2 ms
6,944 KB
testcase_02 AC 1 ms
6,940 KB
testcase_03 AC 2 ms
6,944 KB
testcase_04 AC 1 ms
6,940 KB
testcase_05 AC 1 ms
6,940 KB
testcase_06 AC 3 ms
6,940 KB
testcase_07 AC 2 ms
6,944 KB
testcase_08 AC 3 ms
6,940 KB
testcase_09 AC 2 ms
6,944 KB
testcase_10 AC 3 ms
6,940 KB
testcase_11 AC 1,550 ms
20,440 KB
testcase_12 AC 1,341 ms
21,252 KB
testcase_13 AC 1,635 ms
20,924 KB
testcase_14 AC 1,582 ms
20,920 KB
testcase_15 AC 1,931 ms
22,412 KB
testcase_16 AC 2,441 ms
29,636 KB
testcase_17 AC 2,530 ms
29,240 KB
testcase_18 AC 2,471 ms
29,440 KB
testcase_19 AC 2,518 ms
29,492 KB
testcase_20 AC 2,416 ms
29,468 KB
testcase_21 AC 2,890 ms
29,592 KB
testcase_22 AC 2,427 ms
29,584 KB
testcase_23 AC 2,452 ms
29,452 KB
testcase_24 AC 2,441 ms
29,572 KB
testcase_25 AC 2,399 ms
29,488 KB
testcase_26 AC 66 ms
24,500 KB
testcase_27 AC 52 ms
24,576 KB
testcase_28 AC 55 ms
24,520 KB
testcase_29 AC 3,412 ms
29,696 KB
testcase_30 AC 2,381 ms
29,332 KB
testcase_31 AC 953 ms
29,412 KB
testcase_32 AC 872 ms
29,572 KB
testcase_33 AC 217 ms
28,528 KB
testcase_34 AC 212 ms
29,272 KB
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

#pragma GCC target("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
// #pragma GCC optimize("O3,unroll-loops")
// #pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
#include<bits/stdc++.h>
#include<atcoder/all>
#define rep(i,b) for(int i=0;i<b;i++)
#define rrep(i,b) for(int i=b-1;i>=0;i--)
#define rep1(i,b) for(int i=1;i<b;i++)
#define repx(i,x,b) for(int i=x;i<b;i++)
#define rrepx(i,x,b) for(int i=b-1;i>=x;i--)
#define fore(i,a) for(auto& i:a)
#define rng(x) (x).begin(), (x).end()
#define rrng(x) (x).rbegin(), (x).rend()
#define sz(x) ((int)(x).size())
#define pb push_back
#define fi first
#define se second
#define pcnt __builtin_popcountll
using namespace std;
using namespace atcoder;
using ll = long long;
using ld = long double;
template<typename T> using mpq = priority_queue<T, vector<T>, greater<T>>;
template<typename T> bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; }
template<typename T> bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; }
template<typename T> ll sumv(const vector<T>&a){ll res(0);for(auto&&x:a)res+=x;return res;}
bool yn(bool a) { if(a) {cout << "Yes" << endl; return true;} else {cout << "No" << endl; return false;}}
#define dame { cout << "No" << endl; return;}
#define dame1 { cout << -1 << endl; return;}
#define cout2(x,y) cout << x << " " << y << endl;
#define coutp(p) printf("%d %d\n",p.fi,p.se);
#define out cout << ans << endl;
#define outd cout << fixed << setprecision(20) << ans << endl;
#define outm cout << ans.val() << endl;
#define outv fore(yans , ans) cout << yans << "\n";
#define outdv fore(yans , ans) cout << yans.val() << "\n";
#define coutv(v) {fore(vy , v) {cout << vy << " ";} cout << endl;}
#define coutv2(v) fore(vy , v) cout << vy << "\n";
#define coutvm(v) {fore(vy , v) {cout << vy.val() << " ";} cout << endl;}
#define coutvm2(v) fore(vy , v) cout << vy.val() << "\n";
using pll = pair<ll,ll>;using pil = pair<int,ll>;using pli = pair<ll,int>;using pii = pair<int,int>;using pdd = pair<ld,ld>;
using vi = vector<int>;using vd = vector<ld>;using vl = vector<ll>;using vs = vector<string>;using vb = vector<bool>;
using vpii = vector<pii>;using vpli = vector<pli>;using vpll = vector<pll>;using vpil = vector<pil>;
using vvi = vector<vector<int>>;using vvl = vector<vector<ll>>;using vvs = vector<vector<string>>;using vvb = vector<vector<bool>>;
using vvpii = vector<vector<pii>>;using vvpli = vector<vector<pli>>;using vvpll = vector<vpll>;using vvpil = vector<vpil>;
using mint = modint998244353;
//using mint = modint1000000007;
//using mint = dynamic_modint<0>;
using vm = vector<mint>;
using vvm = vector<vector<mint>>;
vector<int> dx={1,0,-1,0,1,1,-1,-1},dy={0,1,0,-1,1,-1,1,-1};
ll gcd(ll a, ll b) { return a?gcd(b%a,a):b;}
ll lcm(ll a, ll b) { return a/gcd(a,b)*b;}
#define yes {cout <<"Yes"<<endl;}
#define yesr { cout <<"Yes"<<endl; return;}
#define no {cout <<"No"<<endl;}
#define nor { cout <<"No"<<endl; return;}
const double eps = 1e-10;
const ll LINF = 1001002003004005006ll;
const int INF = 1001001001;
#ifdef MY_LOCAL_DEBUG
#define show(x) cerr<<#x<<" = "<<x<<endl
#define showp(p) cerr<<#p<<" = "<<p.fi<<" : "<<p.se<<endl
#define show2(x,y) cerr<<#x<<" = "<<x<<" : "<<#y<<" = "<<y<<endl
#define show3(x,y,z) cerr<<#x<<" = "<<x<<" : "<<#y<<" = "<<y<<" : "<<#z<<" = "<<z<<endl
#define show4(x,y,z,x2) cerr<<#x<<" = "<<x<<" : "<<#y<<" = "<<y<<" : "<<#z<<" = "<<z<<" : "<<#x2<<" = "<<x2<<endl
#define test(x) cout << "test" << x << endl
#define showv(v) {fore(vy , v) {cout << vy << " ";} cout << endl;}
#define showv2(v) fore(vy , v) cout << vy << "\n";
#define showvm(v) {fore(vy , v) {cout << vy.val() << " ";} cout << endl;}
#define showvm2(v) fore(vy , v) cout << vy.val() << "\n";
#else
#define show(x)
#define showp(p)
#define show2(x,y)
#define show3(x,y,z)
#define show4(x,y,z,x2)
#define test(x)
#define showv(v)
#define showv2(v)
#define showvm(v)
#define showvm2(v)
#endif
// #ifdef MY_LOCAL_DEBUG
// class CTimer {
// const std::chrono::time_point<std::chrono::system_clock> start;
// std::int64_t limit_microsec = 0;
// public:
// CTimer();
// void set(std::int64_t time_microsec);
// bool elapsed() const;
// ld GetClocksMagni() const;
// std::int64_t getMicrosec() const;
// };
// #else
// class CTimer {
// static const std::uint64_t ClocksPerMicrosec;
// const std::uint64_t start_clocks;
// std::uint64_t limit_clocks;
// std::uint64_t getClocks() const;
// public:
// CTimer();
// void set(std::int64_t time_microsec);
// bool elapsed() const;
// ld GetClocksMagni() const;
// std::int64_t getMicrosec() const;
// };
// #endif
// #ifdef MY_LOCAL_DEBUG
// using namespace std::chrono;
// CTimer::CTimer()
// : start(system_clock::now()) {
// }
// void CTimer::set(std::int64_t time_microsec) {
// limit_microsec += time_microsec;
// }
// bool CTimer::elapsed() const {
// return getMicrosec() >= limit_microsec;
// }
// std::int64_t CTimer::getMicrosec() const {
// return duration_cast<microseconds>(system_clock::now() - start).count();
// }
// ld CTimer::GetClocksMagni() const {
// ld ret = (ld)(limit_microsec - getMicrosec()) / limit_microsec;
// return ret;
// }
// #else
// const std::uint64_t CTimer::ClocksPerMicrosec = 2987;
// std::uint64_t CTimer::getClocks() const {
// unsigned int lo, hi;
// __asm__ volatile ("rdtsc" : "=a" (lo), "=d" (hi));
// return ((std::uint64_t)hi << 32) | lo;
// }
// CTimer::CTimer()
// : start_clocks(getClocks()), limit_clocks(start_clocks) {
// }
// void CTimer::set(std::int64_t time_microsec) {
// limit_clocks += time_microsec * ClocksPerMicrosec;
// }
// bool CTimer::elapsed() const {
// return getClocks() >= limit_clocks;
// }
// std::int64_t CTimer::getMicrosec() const {
// return (getClocks() - start_clocks) / ClocksPerMicrosec;
// }
// ld CTimer::GetClocksMagni() const {
// ld ret = (ld)(limit_clocks - getClocks()) / (limit_clocks-start_clocks);
// return ret;
// }
// #endif
struct state{
int l,r,i;
state(int l=0,int r=0,int i=0) : l(l),r(r),i(i) {}
bool operator<(state const &ot) const{
return r < ot.r;
}
};
void solve(){
int n,m,q; cin>>n>>m>>q;
vi p(n);
vs s(n);
vi part(m,1);
rep(i,n){
// scanf("%d",&p[i]);
cin>>p[i];
p[i]--;
cin>>s[i];
if (s[i]=="AC") part[p[i]]++;
}
// rep(i,n){
// cin>>p[i],p[i]--;
// cin>>s[i];
// }
vpii ans(q);
ll D = ceill((long double)n/sqrtl((long double)q));
int maxc = n/D;
vector<vector<state>> pock(maxc+1);
rep(i,q){
int l,r; cin>>l>>r;
l--; r--;
pock[l/D].pb(state(l,r,i));
}
// ll now=0;
int kind_ac = 0;
int sum_wa = 0;
vi cnt_ac(m);
vvi cnt_wa(m);
rep(i,m) cnt_wa[i] = vi(part[i]);
vi wl(m),wr(m);
int l=0,r=-1;
int& px = p[++r];
if (s[r]=="AC"){
if (++cnt_ac[px]==1){
kind_ac++;
sum_wa += cnt_wa[px][wl[px]];
}
wr[px]++;
}else{
cnt_wa[px][wr[px]]++;
}
rep(i,maxc+1){
if (i%2 == 0){
sort(rng(pock[i]));
}else{
sort(rrng(pock[i]));
}
fore(y , pock[i]){
while (y.r > r){
int px = p[++r];
if (s[r]=="AC"){
if (++cnt_ac[px]==1){
kind_ac++;
sum_wa += cnt_wa[px][wl[px]];
}
wr[px]++;
}else{
cnt_wa[px][wr[px]]++;
}
}
while (y.l < l){
int px = p[--l];
if (s[l]=="AC"){
if (++cnt_ac[px]==1){
kind_ac++;
}else{
sum_wa -= cnt_wa[px][wl[px]];
}
wl[px]--;
}else{
if (cnt_ac[px]) sum_wa++;
cnt_wa[px][wl[px]]++;
}
}
while(y.r < r){
int px = p[r];
if (s[r--]=="AC"){
if (--cnt_ac[px]==0){
kind_ac--;
sum_wa -= cnt_wa[px][wl[px]];
}
wr[px]--;
}else{
cnt_wa[px][wr[px]]--;
}
}
while (y.l > l){
int px = p[l];
if (s[l++]=="AC"){
if (--cnt_ac[px]==0){
kind_ac--;
}else{
sum_wa += cnt_wa[px][wl[px]+1];
}
wl[px]++;
}else{
cnt_wa[px][wl[px]]--;
if (cnt_ac[px]>0) sum_wa--;
}
}
ans[y.i].fi = kind_ac;
ans[y.i].se = sum_wa;
}
}
rep(i,q) coutp(ans[i]);
return;
}
int main(){
ios::sync_with_stdio(false);
cin.tie(0);
// CTimer timer;
int t = 1;
//cin>>t;
rep(i,t){
solve();
}
// show(timer.getMicrosec());
return 0;
}
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