QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#855400#9727. Barkley IIIucup-team5234AC ✓1635ms116648kbC++236.8kb2025-01-12 19:54:542025-01-12 19:54:54

Judging History

你现在查看的是测评时间为 2025-01-12 19:54:54 的历史记录

  • [2025-01-13 04:21:20]
  • 自动重测本题所有获得100分的提交记录
  • 测评结果:AC
  • 用时:1731ms
  • 内存:116608kb
  • [2025-01-13 03:55:43]
  • hack成功,自动添加数据
  • (/hack/1447)
  • [2025-01-12 19:54:54]
  • 评测
  • 测评结果:100
  • 用时:1635ms
  • 内存:116648kb
  • [2025-01-12 19:54:54]
  • 提交

answer

// #pragma GCC target("avx2")
// #pragma GCC optimize("O3")
// #pragma GCC optimize("unroll-loops")
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/pb_ds/priority_queue.hpp>
#include "bits/stdc++.h"
using namespace std;
using ll = long long;
#define rep(i,n) for(int i=0;i<n;i++)
#define pb(a) push_back(a)
#define all(a) a.begin(), a.end()
const ll INF = (1LL << 30);
using namespace __gnu_pbds;

// base: 918715
unsigned int bit_ceil(unsigned int n) {
   unsigned int x = 1;
   while(x < (unsigned int)(n)) x *= 2;
   return x;
}
int countr_zero(unsigned int n) { return __builtin_ctz(n); }
constexpr int countr_zero_constexpr(unsigned int n) {
   int x = 0;
   while(!(n & (1 << x))) x++;
   return x;
}
template<class S, S (*op)(S, S), S (*e)(), class F, S (*mapping)(F, S), F (*composition)(F, F), F (*id)()>
struct lazy_segtree {
   public:
   lazy_segtree() : lazy_segtree(0) {}
   explicit lazy_segtree(int n) : lazy_segtree(vector<S>(n, e())) {}
   explicit lazy_segtree(const vector<S>& v) : _n(int(v.size())) {
      size = (int)bit_ceil((unsigned int)(_n));
      log = countr_zero((unsigned int)size);
      d = vector<S>(2 * size, e());
      lz = vector<F>(size, id());
      for(int i = 0; i < _n; i++) d[size + i] = v[i];
      for(int i = size - 1; i >= 1; i--) { update(i); }
   }
   void set(int p, S x) {
      // assert(0 <= p && p < _n);
      p += size;
      for(int i = log; i >= 1; i--) push(p >> i);
      d[p] = x;
      for(int i = 1; i <= log; i++) update(p >> i);
   }

   S get(int p) {
      // assert(0 <= p && p < _n);
      p += size;
      for(int i = log; i >= 1; i--) push(p >> i);
      return d[p];
   }

   S prod(int l, int r) {
      // assert(0 <= l && l <= r && r <= _n);
      if(l == r) return e();

      l += size;
      r += size;

      for(int i = log; i >= 1; i--) {
         if(((l >> i) << i) != l) push(l >> i);
         if(((r >> i) << i) != r) push((r - 1) >> i);
      }

      S sml = e(), smr = e();
      while(l < r) {
         if(l & 1) sml = op(sml, d[l++]);
         if(r & 1) smr = op(d[--r], smr);
         l >>= 1;
         r >>= 1;
      }

      return op(sml, smr);
   }

   void apply(int l, int r, F f) {
      assert(0 <= l && l <= r && r <= _n);
      if(l == r) return;

      l += size;
      r += size;

      for(int i = log; i >= 1; i--) {
         if(((l >> i) << i) != l) push(l >> i);
         if(((r >> i) << i) != r) push((r - 1) >> i);
      }

      {
         int l2 = l, r2 = r;
         while(l < r) {
            if(l & 1) all_apply(l++, f);
            if(r & 1) all_apply(--r, f);
            l >>= 1;
            r >>= 1;
         }
         l = l2;
         r = r2;
      }

      for(int i = 1; i <= log; i++) {
         if(((l >> i) << i) != l) update(l >> i);
         if(((r >> i) << i) != r) update((r - 1) >> i);
      }
   }

   template<class G> int max_right(int l, G g) {
      // assert(0 <= l && l <= _n);
      // assert(g(e()));
      if(l == _n) return _n;
      l += size;
      for(int i = log; i >= 1; i--) push(l >> i);
      S sm = e();
      do {
         while(l % 2 == 0) l >>= 1;
         if(!g(op(sm, d[l]))) {
            while(l < size) {
               push(l);
               l = (2 * l);
               if(g(op(sm, d[l]))) {
                  sm = op(sm, d[l]);
                  l++;
               }
            }
            return l - size;
         }
         sm = op(sm, d[l]);
         l++;
      } while((l & -l) != l);
      return _n;
   }  // d93691

   template<class G> int min_left(int r, G g) {
      // assert(0 <= r && r <= _n);
      // assert(g(e()));
      if(r == 0) return 0;
      r += size;
      for(int i = log; i >= 1; i--) push((r - 1) >> i);
      S sm = e();
      do {
         r--;
         while(r > 1 && (r % 2)) r >>= 1;
         if(!g(op(d[r], sm))) {
            while(r < size) {
               push(r);
               r = (2 * r + 1);
               if(g(op(d[r], sm))) {
                  sm = op(d[r], sm);
                  r--;
               }
            }
            return r + 1 - size;
         }
         sm = op(d[r], sm);
      } while((r & -r) != r);
      return 0;
   }  // c9a7eb

   private:
   int _n, size, log;
   vector<S> d;
   vector<F> lz;

   void update(int k) { d[k] = op(d[2 * k], d[2 * k + 1]); }
   void all_apply(int k, F f) {
      d[k] = mapping(f, d[k]);
      if(k < size) lz[k] = composition(f, lz[k]);
   }
   void push(int k) {
      all_apply(2 * k, lz[k]);
      all_apply(2 * k + 1, lz[k]);
      lz[k] = id();
   }
};

using ull = long long;

ull op1(ull a, ull b){
    return a & b;
}

ull e1(){
    return ~0LL;
}

ull id1(){
    return ~0LL;
}

ull mapping1(ull f, ull x){
    return x & f;
}

ull composition1(ull f, ull g){
    return f & g;
}

struct S {
    ull a, b;
    ll len;
};

S op(S a, S b){
    if(a.len == 0) return b;
    if(b.len == 0) return a;
    ull tmp = a.b & b.b;
    S ret = {0LL, ~0LL, a.len + b.len};
    ret.b &= tmp;
    ull tmp2 = a.a & a.b & b.a & b.b;
    ret.b &= ~tmp2;
    ull tmp3 = ret.b & (a.a ^ b.a);
    ret.a ^= tmp3;
    return ret;
}

S e(){
    return S{0, 0, 0};
}

S mapping(ull f, S x){
    if(x.len == 1) {
        x.a = ~(f & ~x.a);
    } else {
        x.a &= f;
        x.b &= f;
    }
    return x;
}


void solve(){
    int n, q;
    cin >> n >> q;
    vector<ull> a(n);
    rep(i, n) cin >> a[i];
    lazy_segtree<ull, op1, e1, ull, mapping1, composition1, id1> simpleand(a);

    vector<S> b(n);
    rep(i, n) {
        b[i] = S{~a[i], ~0LL, 1};
    }
    lazy_segtree<S, op, e, ull, mapping, composition1, id1> seg(b);

    rep(_, q) {
        int t; cin >> t;
        if(t == 1) {
            int l, r;
            ull x;
            cin >> l >> r >> x; l --;
            seg.apply(l, r, x);
            simpleand.apply(l, r, x);
        } else if(t == 2) {
            int x;
            ull y;
            cin >> x >> y;
            x --;
            seg.set(x, S{~y, ~0LL, 1});
            simpleand.set(x, y);
        } else {
            int l, r;
            cin >> l >> r;
            l --;

            auto [Y, Z, L] = seg.prod(l, r);
            if(Y == 0) {
                cout << simpleand.prod(l, r) << endl;
            } else {
                int id = 0;
                rep(i, 63) if(Y >> i & 1) id = i;
                int idx = simpleand.max_right(l, [&](ll x) { return (x >> id & 1); });
                cout << (simpleand.prod(l, idx) & simpleand.prod(idx + 1, r)) << endl;
            }
        }
    }
}

int main() {
    cin.tie(0) -> sync_with_stdio(0);


    int T= 1;
    while(T--){
        solve();
    }
    return 0;
}

这程序好像有点Bug,我给组数据试试?

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3808kb

input:

5 9
7 7 7 6 7
3 1 5
2 1 3
3 1 5
3 1 3
1 1 2 3
3 1 3
2 2 8
3 1 3
3 1 2

output:

7
6
7
3
3
8

result:

ok 6 lines

Test #2:

score: 0
Accepted
time: 0ms
memory: 3880kb

input:

10 10
6760061359215711796 1568091718842717482 1568091718842717482 1568091718842717482 5232472783634052627 8795942500783873690 1568091718842717482 1568091718842717482 1568091718842717482 1568091718842717482
1 3 5 7587422031989082829
3 6 10
1 7 8 5197616143400216932
2 4 2518604563805514908
2 2 4533959...

output:

1568091718842717482
35184908959744
176025477579040
8795942500783873690

result:

ok 4 lines

Test #3:

score: 0
Accepted
time: 1ms
memory: 3688kb

input:

100 100
4263579105072360993 4263579105072360993 4263579105072360993 4263579105072360993 4263579105072360993 4263579105072360993 4263579105072360993 4263579105072360993 4263579105072360993 625967318191814868 4263579105072360993 4263579105072360993 4263579105072360993 4263579105072360993 4263579105072...

output:

576531121047601152
1
576460752303423488
4263579105072360993
1306043896232411137
4263579105072360993
576531121047601152
633397148123136
0
1153488865559840256
1152922054496880128
1730020640668059136
3533641810948498945
67108864
1730020640668059136
0
633397148123136
1729382296723653632
0
17300206406680...

result:

ok 78 lines

Test #4:

score: 0
Accepted
time: 0ms
memory: 3796kb

input:

1000 1000
3368486440884437410 3368486440884437410 3368486440884437410 3368486440884437410 3368486440884437410 3368486440884437410 3368486440884437410 3368486440884437410 3368486440884437410 3368486440884437410 3368486440884437410 3639580211161047627 3368486440884437410 3368486440884437410 3368486440...

output:

3368486440884437410
3368486440884437410
3368486440884437410
2251799981457408
0
0
3368486440884437410
0
3326828075601101216
592509842556584322
0
0
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0
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0
37154696925806592
0
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3368486440884437410
0
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3368486440884437410
0
578998425140330496
0
0
134217728
0
3368486440884437410
2306405959167115264
0...

result:

ok 732 lines

Test #5:

score: 0
Accepted
time: 79ms
memory: 16432kb

input:

100000 100000
4364025563773184234 7745126251050571359 5111681002836044963 7745126251050571359 7745126251050571359 7745126251050571359 7745126251050571359 7745126251050571359 7745126251050571359 7745126251050571359 7745126251050571359 7745126251050571359 7222555899134537718 7745126251050571359 686495...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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0
0
...

result:

ok 75105 lines

Test #6:

score: 0
Accepted
time: 1292ms
memory: 116388kb

input:

1000000 1000000
5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485...

output:

0
0
0
0
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0...

result:

ok 749866 lines

Test #7:

score: 0
Accepted
time: 1320ms
memory: 116436kb

input:

1000000 1000000
6478641409915854014 6478641409915854014 6478641409915854014 6478641409915854014 6478641409915854014 6478641409915854014 6478641409915854014 6478641409915854014 6478641409915854014 6478641409915854014 6478641409915854014 815888006180307319 6478641409915854014 6478641409915854014 37784...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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0
...

result:

ok 749822 lines

Test #8:

score: 0
Accepted
time: 1229ms
memory: 116420kb

input:

1000000 1000000
8129239286682760854 3981028880940170401 2535635990161413927 8316479514668652599 5147316903112543089 4630570098268037408 8505388156841465368 2203883581249948495 581610100009626881 5079268521394939 1476469952815397946 4914699404295060276 4440084747042452220 2702894635900623841 90540586...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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...

result:

ok 749812 lines

Test #9:

score: 0
Accepted
time: 1208ms
memory: 116460kb

input:

1000000 1000000
7320373167365396487 7320373167365396487 937526916087788458 7320373167365396487 7320373167365396487 7320373167365396487 6758767667984378025 7320373167365396487 7320373167365396487 7320373167365396487 5687396935769483606 1467370155631201061 3556475128226340387 2212274051825085385 77978...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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...

result:

ok 748638 lines

Test #10:

score: 0
Accepted
time: 0ms
memory: 3584kb

input:

2 2
3937866409909043622 2873041425983999763
2 2 3645842096674595914
2 1 5018240021376355677

output:


result:

ok 0 lines

Test #11:

score: 0
Accepted
time: 1184ms
memory: 116504kb

input:

1000000 1000000
4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900...

output:

4900813446099088166
4899930503817200418
4900813446099088166
4899916948900413730
4899916948900413730
4899930503817200418
4899930503817200418
4899930503817200418
4899930503817200418
4900813446099088166
288230380446679040
288230380446679040
4899930503817200418
4899930503817200418
0
768
768
288230724044...

result:

ok 748697 lines

Test #12:

score: 0
Accepted
time: 1244ms
memory: 116372kb

input:

1000000 1000000
4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896...

output:

4896682234503638342
4896682234503638342
4896682234503638342
82333682484117506
4896682234503638342
82333682484117506
9150188513918978
9150188513918978
4896682234503638342
4896682234503638342
9150188513918978
4896682234503638342
9150188513918978
4896682234503638342
4896682234503638342
9150188513918978...

result:

ok 748737 lines

Test #13:

score: 0
Accepted
time: 1264ms
memory: 116580kb

input:

1000000 1000000
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output:

5828086749355423563
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result:

ok 749804 lines

Test #14:

score: 0
Accepted
time: 1216ms
memory: 116452kb

input:

1000000 1000000
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output:

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704052...

result:

ok 749806 lines

Test #15:

score: 0
Accepted
time: 1230ms
memory: 116356kb

input:

1000000 1000000
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output:

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result:

ok 749818 lines

Test #16:

score: 0
Accepted
time: 1276ms
memory: 116448kb

input:

1000000 1000000
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output:

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result:

ok 749921 lines

Test #17:

score: 0
Accepted
time: 1328ms
memory: 116516kb

input:

1000000 1000000
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output:

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result:

ok 749798 lines

Test #18:

score: 0
Accepted
time: 1087ms
memory: 116576kb

input:

1000000 1000000
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output:

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result:

ok 332866 lines

Test #19:

score: 0
Accepted
time: 1285ms
memory: 116580kb

input:

1000000 1000000
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output:

2984855923226151208

result:

ok single line: '2984855923226151208'

Test #20:

score: 0
Accepted
time: 808ms
memory: 116576kb

input:

1000000 1000000
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output:

0

result:

ok single line: '0'

Test #21:

score: 0
Accepted
time: 1355ms
memory: 116432kb

input:

1000000 1000000
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output:

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...

result:

ok 1000000 lines

Test #22:

score: 0
Accepted
time: 1261ms
memory: 116436kb

input:

1000000 1000000
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output:

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result:

ok 749894 lines

Test #23:

score: 0
Accepted
time: 1183ms
memory: 116484kb

input:

1000000 1000000
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output:

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result:

ok 332716 lines

Test #24:

score: 0
Accepted
time: 1257ms
memory: 116424kb

input:

1000000 1000000
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output:

8665112799136011124

result:

ok single line: '8665112799136011124'

Test #25:

score: 0
Accepted
time: 791ms
memory: 116504kb

input:

1000000 1000000
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output:

0

result:

ok single line: '0'

Test #26:

score: 0
Accepted
time: 1635ms
memory: 116648kb

input:

1000000 1000000
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output:

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result:

ok 1000000 lines

Test #27:

score: 0
Accepted
time: 1300ms
memory: 116360kb

input:

1000000 1000000
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output:

6188686016410176191
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result:

ok 748681 lines

Test #28:

score: 0
Accepted
time: 1209ms
memory: 116432kb

input:

1000000 1000000
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output:

7177992877208284442
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result:

ok 333960 lines

Test #29:

score: 0
Accepted
time: 1292ms
memory: 116352kb

input:

1000000 1000000
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output:

0

result:

ok single line: '0'

Test #30:

score: 0
Accepted
time: 794ms
memory: 116504kb

input:

1000000 1000000
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output:

0

result:

ok single line: '0'

Test #31:

score: 0
Accepted
time: 1435ms
memory: 116404kb

input:

1000000 1000000
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output:

0
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result:

ok 1000000 lines

Test #32:

score: 0
Accepted
time: 1176ms
memory: 116348kb

input:

1000000 1000000
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output:

0
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result:

ok 748671 lines

Test #33:

score: 0
Accepted
time: 1205ms
memory: 116504kb

input:

1000000 1000000
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output:

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1942...

result:

ok 333672 lines

Test #34:

score: 0
Accepted
time: 1285ms
memory: 116420kb

input:

1000000 1000000
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output:

0

result:

ok single line: '0'

Test #35:

score: 0
Accepted
time: 789ms
memory: 116584kb

input:

1000000 1000000
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output:

0

result:

ok single line: '0'

Test #36:

score: 0
Accepted
time: 1296ms
memory: 116552kb

input:

1000000 1000000
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output:

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result:

ok 1000000 lines

Test #37:

score: 0
Accepted
time: 1204ms
memory: 116424kb

input:

1000000 1000000
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output:

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result:

ok 749802 lines

Test #38:

score: 0
Accepted
time: 1182ms
memory: 116412kb

input:

1000000 1000000
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output:

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result:

ok 333436 lines

Test #39:

score: 0
Accepted
time: 1268ms
memory: 116436kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #40:

score: 0
Accepted
time: 795ms
memory: 116504kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #41:

score: 0
Accepted
time: 1297ms
memory: 116576kb

input:

1000000 1000000
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output:

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result:

ok 1000000 lines

Test #42:

score: 0
Accepted
time: 1340ms
memory: 116552kb

input:

1000000 1000000
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output:

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result:

ok 749867 lines

Test #43:

score: 0
Accepted
time: 1154ms
memory: 116432kb

input:

1000000 1000000
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output:

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result:

ok 332080 lines

Test #44:

score: 0
Accepted
time: 1240ms
memory: 116644kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #45:

score: 0
Accepted
time: 769ms
memory: 116504kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #46:

score: 0
Accepted
time: 1272ms
memory: 116356kb

input:

1000000 1000000
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result:

ok 1000000 lines

Test #47:

score: 0
Accepted
time: 1175ms
memory: 116516kb

input:

1000000 1000000
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output:

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result:

ok 749892 lines

Extra Test:

score: 0
Extra Test Passed