Submission #911235

# Submission time Handle Problem Language Result Execution time Memory
911235 2024-01-18T16:36:05 Z cadmiumsky Fish 2 (JOI22_fish2) C++17
48 / 100
4000 ms 25540 KB
#pragma GCC optimize("Ofast")
#include <bits/stdc++.h>
#define all(x) (x).begin(),(x).end()
using namespace std;

using ll = long long;
using ld = long double;

//#define int ll
#define sz(x) ((int)(x).size())

using pii = pair<int,int>;
using tii = tuple<int,int,int>;

const int nmax = 1e5 + 5;
const int inf = 1e9 + 5;

template<typename Node> 
struct AINT {
  vector<Node> aint;
  int n;
  void init(int _n, Node TMP = Node()) {
    n = _n;
    aint.assign(2 * n + 5, TMP);
  }
  
  tii getsons(int node, int cl, int cr) { int mid = cl + cr >> 1; return tii{mid, node + 1, node + (mid - cl + 1) * 2};}
  
  template<class CB> void walk(int ismutable, int toRight, CB&& cb) { 
    if(ismutable == 0 && toRight == 0) walk<0, 0>(cb, 1, 1, n); 
    else if(ismutable == 0) walk<0, 1>(cb, 1, 1, n); 
    else if(toRight == 0) walk<1, 0>(cb, 1, 1, n);
    else walk<1, 1>(cb, 1, 1, n);
  }
  template<int ismutable, int toRight, class CB> void walk(CB&& cb, int node, int cl, int cr) { 
    
    //cerr << node << '\t' << cl << ' ' << cr << '\n';
    
    if(!cb(aint[node], cl, cr)) return;
    
    auto [mid, L, R] = getsons(node, cl, cr);
    aint[node].push(aint[L], aint[R]);
    
    if(toRight) walk<ismutable, toRight>(cb, L, cl, mid), walk<ismutable, toRight>(cb, R, mid + 1, cr);
    else walk<ismutable, toRight>(cb, R, mid + 1, cr), walk<ismutable, toRight>(cb, L, cl, mid);
    
    if(ismutable) aint[node].pull(aint[L], aint[R]);
    return;
  }
};

struct MinCounter {
  int mn, cnt;
  
  int add;
  
  MinCounter(int a, int b, int c = 0): mn(a), cnt(b), add(c) {;}
  MinCounter(): mn(inf), cnt(0), add(0) {;}
  
  void push(MinCounter& a, MinCounter& b) {
    a.mn += add;
    a.add += add;
    b.add += add;
    b.mn += add;
    
    add = 0;
  }
  
  void pull(const MinCounter a, const MinCounter b) {
    *this = MinCounter(min(a.mn, b.mn), a.cnt * (a.mn <= b.mn) + b.cnt * (b.mn <= a.mn));
  }
};

struct GreaterFinder {
  int mx;
  GreaterFinder(int a = 0): mx(a) {;}
  void pull(const GreaterFinder& a, const GreaterFinder& b) { *this = GreaterFinder(max(a.mx, b.mx)); }
  void push(const GreaterFinder& a, const GreaterFinder& b) {;}
};

struct Sum {
  ll sum;
  Sum(ll a = 0): sum(a) {;}
  void pull(const Sum& a, const Sum& b) { *this = Sum(a.sum + b.sum); }
  void push(const Sum& a, const Sum& b) {;}
};

int a[nmax];

AINT<Sum> sum;

ll getsum(int l, int r) { 
  ll rez = 0;
  
  //for(int i = l; i <= r; i++)
    //rez += a[i];
  
  sum.walk(0, 1, [&](Sum& a, int cl, int cr) { if(cr < l || r < cl) return 0; if(l <= cl && cr <= r) { rez += a.sum; return 0; } return 1; }); return rez; 
  
  return rez;
}

AINT<MinCounter> mncnt;

int n;

namespace Finders {
  AINT<GreaterFinder> finder;
  
  int nextGreater(int P, int lim) { // urmatorul de la pozitia P >= lim
    int rez = n + 1;
    finder.walk(0, 1, 
      [&](GreaterFinder& a, int cl, int cr) { if(rez < cl) return 0; if(cr < P || a.mx < lim) { rez = cr + 1; return 0; } if(cl == cr) { rez = cl; return 0; } return 1; });
    return rez;
  }
  
  int prevGreater(int P, int lim) {
    int rez = 0;
    finder.walk(0, 0, 
      [&](GreaterFinder& a, int cl, int cr) { if(rez > cr) return 0; if(P < cl || a.mx < lim) { rez = cl - 1; return 0; } if(cl == cr) { rez = cl; return 0; } return 1; });
    return rez;
  }
  
  int nextBreaker(int L, int start) {
    int ptr = start;
    while(ptr < n) {
      if(getsum(L, ptr) < a[ptr + 1]) {
        return ptr + 1;
      }
      ptr = nextGreater(ptr + 1, a[ptr + 1] * 2) - 1;
    }
    return n + 1;
  }
  
  int prevBreaker(int R, int start) {
    int ptr = start;
    while(ptr > 1) {
      if(getsum(ptr, R) < a[ptr - 1]) {
        return ptr - 1;
      }
      ptr = prevGreater(ptr - 1, a[ptr - 1] * 2) + 1;
    }
    return 0;
  }
}


vector<pii> getIntervs(int P) {
  
  using namespace Finders;
  vector<pii> elems;
  
  
  
  int L = P, R = P, direction = 1, fail = 0;
  while(L > 1 || R < n) {
    if(direction == 1) {
      int nvR = nextBreaker(L, R) - 1;
      if(nvR == R && fail) {
        elems.emplace_back(L, R);
        if((L != 1 && a[L - 1] <= a[R + 1]) || R == n) L--;
        else R++;
        fail = 0;
      }
      else { fail = R == nvR; R = nvR; }
    }
    
    else {
      int nvL = prevBreaker(R, L) + 1;
      if(nvL == L && fail) {
        elems.emplace_back(L, R);
        if((L != 1 && a[L - 1] <= a[R + 1]) || R == n) L--;
        else R++;
        fail = 0;
      }
      else {fail = L == nvL; L = nvL; }
    }
    
    direction *= -1;
  }
  
  return elems;
}


namespace Segments {
  set<pii> appearingIntervs;
  
  void erase(int l, int r) {
    if(appearingIntervs.count(pii{l, r})) {
      appearingIntervs.erase(pii{l, r});
      mncnt.walk(1, 1, [&](MinCounter& val, int cl, int cr) {
        if(cr < l || r < cl) return 0;
        if(l <= cl && cr <= r) {
          val.mn -= 1;
          val.add -= 1;
          return 0;
        }
        return 1;
      });
    }
    return;
  }
  
  void insert(int l, int r) {
    if(!appearingIntervs.count(pii{l, r})) {
      appearingIntervs.insert(pii{l, r});
      
      mncnt.walk(1, 1, [&](MinCounter& val, int cl, int cr) {
        if(cr < l || r < cl) return 0;
        if(l <= cl && cr <= r) {
          val.mn += 1;
          val.add += 1;
          return 0;
        }
        return 1;
      });
    }
    return;
  }
}

void updPoz(int P, int x) {
  
  vector<pii> V = getIntervs(P), T;
  if(P > 1) T = getIntervs(P - 1), copy(all(T), back_inserter(V));
  if(P < n) T = getIntervs(P + 1), copy(all(T), back_inserter(V));
  
  for(auto [l, r] : V)
    Segments::erase(l, r);
  
  Finders::finder.walk(1, 1, [&](GreaterFinder& val, int cl, int cr) {
    if(cr < P || P < cl) return 0;
    if(cl == cr) {
      val = GreaterFinder(x);
      return 0;
    } 
    return 1;
  });
  
  a[P] = x;
  
  sum.walk(1, 1, [&](Sum& val, int cl, int cr) {
    if(cr < P || P < cl) return 0;
    if(cl == cr) {
      val = Sum(x);
      return 0;
    } 
    return 1;
  });
  
  V = getIntervs(P);
  if(P > 1) T = getIntervs(P - 1), copy(all(T), back_inserter(V));
  if(P < n) T = getIntervs(P + 1), copy(all(T), back_inserter(V));
 
  for(auto [l, r] : V)
    Segments::insert(l, r);
    
  return;
}

int query(int l, int r) {
  int answer = l, ptr = l;
  while(ptr <= r) {
    ptr = Finders::nextBreaker(l, ptr);
    if(ptr <= r) answer = ptr;
  }
  
  l = answer;
  
  answer = ptr = r;
  while(ptr >= l) {
    ptr = Finders::prevBreaker(r, ptr);
    if(ptr >= l) answer = ptr;
  }
  
  r = answer;
  
  MinCounter cnt(1e9 + 5, -1, 0), cnt2;
  
  mncnt.walk(0, 1, [&](MinCounter& val, int cl, int cr) {
    if(cr < l || r < cl) return 0;
    if(l <= cl && cr <= r) {
      cnt.pull(cnt, val);
      return 0;
    }
    return 1;
  });
  
  return cnt.cnt;
}


signed main() {
  cin >> n;
  for(int i = 1; i <= n; i++) {
    cin >> a[i];
  }
  
  using namespace Finders;
  
  finder.init(n);
  mncnt.init(n);
  sum.init(n);
  
  finder.walk(1, 1, [&](GreaterFinder& val, int cl, int cr) { if(cl != cr) return 1; val = GreaterFinder(a[cl]); return 0;});
  mncnt.walk(1, 1, [&](MinCounter& val, int cl, int cr) { if(cl != cr) return 1; val = MinCounter(0, 1); return 0;});
  sum.walk(1, 1, [&](Sum& val, int cl, int cr) { if(cl != cr) return 1; val = Sum(a[cl]); return 0;});
  
  vector<pii> V, T;
  for(int i = 1; i <= n; i++) {
    T = getIntervs(i);
    copy(all(T), back_inserter(V));
  }
  
  for(auto [l, r] : V) {
    Segments::insert(l, r);
  }
  
  int q;
  cin >> q;
  for(int TC = 0, t, x, y; TC < q; TC++) {
    cin >> t >> x >> y;
    if(t == 1)
      updPoz(x, y);
    else
      cout << query(x, y) << '\n';
  }
}

/**
      Anul asta se da centroid.
-- Surse oficiale
*/

Compilation message

fish2.cpp: In instantiation of 'tii AINT<Node>::getsons(int, int, int) [with Node = Sum; tii = std::tuple<int, int, int>]':
fish2.cpp:41:24:   required from 'void AINT<Node>::walk(CB&&, int, int, int) [with int ismutable = 0; int toRight = 0; CB = getsum(int, int)::<lambda(Sum&, int, int)>&; Node = Sum]'
fish2.cpp:30:50:   required from 'void AINT<Node>::walk(int, int, CB&&) [with CB = getsum(int, int)::<lambda(Sum&, int, int)>; Node = Sum]'
fish2.cpp:98:141:   required from here
fish2.cpp:27:56: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   27 |   tii getsons(int node, int cl, int cr) { int mid = cl + cr >> 1; return tii{mid, node + 1, node + (mid - cl + 1) * 2};}
      |                                                     ~~~^~~~
fish2.cpp: In instantiation of 'tii AINT<Node>::getsons(int, int, int) [with Node = GreaterFinder; tii = std::tuple<int, int, int>]':
fish2.cpp:41:24:   required from 'void AINT<Node>::walk(CB&&, int, int, int) [with int ismutable = 0; int toRight = 0; CB = Finders::nextGreater(int, int)::<lambda(GreaterFinder&, int, int)>&; Node = GreaterFinder]'
fish2.cpp:30:50:   required from 'void AINT<Node>::walk(int, int, CB&&) [with CB = Finders::nextGreater(int, int)::<lambda(GreaterFinder&, int, int)>; Node = GreaterFinder]'
fish2.cpp:113:171:   required from here
fish2.cpp:27:56: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
fish2.cpp: In instantiation of 'tii AINT<Node>::getsons(int, int, int) [with Node = MinCounter; tii = std::tuple<int, int, int>]':
fish2.cpp:41:24:   required from 'void AINT<Node>::walk(CB&&, int, int, int) [with int ismutable = 0; int toRight = 0; CB = Segments::erase(int, int)::<lambda(MinCounter&, int, int)>&; Node = MinCounter]'
fish2.cpp:30:50:   required from 'void AINT<Node>::walk(int, int, CB&&) [with CB = Segments::erase(int, int)::<lambda(MinCounter&, int, int)>; Node = MinCounter]'
fish2.cpp:200:8:   required from here
fish2.cpp:27:56: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 15 ms 584 KB Output is correct
6 Correct 8 ms 348 KB Output is correct
7 Correct 13 ms 596 KB Output is correct
8 Correct 12 ms 588 KB Output is correct
9 Correct 8 ms 576 KB Output is correct
10 Correct 3 ms 348 KB Output is correct
11 Correct 2 ms 348 KB Output is correct
12 Correct 7 ms 348 KB Output is correct
13 Correct 6 ms 348 KB Output is correct
14 Correct 5 ms 344 KB Output is correct
15 Correct 7 ms 532 KB Output is correct
16 Correct 4 ms 576 KB Output is correct
17 Correct 5 ms 348 KB Output is correct
18 Correct 5 ms 348 KB Output is correct
19 Correct 4 ms 344 KB Output is correct
20 Correct 3 ms 348 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 613 ms 23732 KB Output is correct
3 Correct 1274 ms 22452 KB Output is correct
4 Correct 477 ms 22492 KB Output is correct
5 Correct 1149 ms 23988 KB Output is correct
6 Correct 105 ms 7832 KB Output is correct
7 Correct 919 ms 10620 KB Output is correct
8 Correct 106 ms 7948 KB Output is correct
9 Correct 963 ms 11092 KB Output is correct
10 Correct 547 ms 14392 KB Output is correct
11 Correct 838 ms 22448 KB Output is correct
12 Correct 218 ms 8720 KB Output is correct
13 Correct 248 ms 8900 KB Output is correct
14 Correct 197 ms 9360 KB Output is correct
15 Correct 187 ms 9468 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 15 ms 584 KB Output is correct
6 Correct 8 ms 348 KB Output is correct
7 Correct 13 ms 596 KB Output is correct
8 Correct 12 ms 588 KB Output is correct
9 Correct 8 ms 576 KB Output is correct
10 Correct 3 ms 348 KB Output is correct
11 Correct 2 ms 348 KB Output is correct
12 Correct 7 ms 348 KB Output is correct
13 Correct 6 ms 348 KB Output is correct
14 Correct 5 ms 344 KB Output is correct
15 Correct 7 ms 532 KB Output is correct
16 Correct 4 ms 576 KB Output is correct
17 Correct 5 ms 348 KB Output is correct
18 Correct 5 ms 348 KB Output is correct
19 Correct 4 ms 344 KB Output is correct
20 Correct 3 ms 348 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 613 ms 23732 KB Output is correct
23 Correct 1274 ms 22452 KB Output is correct
24 Correct 477 ms 22492 KB Output is correct
25 Correct 1149 ms 23988 KB Output is correct
26 Correct 105 ms 7832 KB Output is correct
27 Correct 919 ms 10620 KB Output is correct
28 Correct 106 ms 7948 KB Output is correct
29 Correct 963 ms 11092 KB Output is correct
30 Correct 547 ms 14392 KB Output is correct
31 Correct 838 ms 22448 KB Output is correct
32 Correct 218 ms 8720 KB Output is correct
33 Correct 248 ms 8900 KB Output is correct
34 Correct 197 ms 9360 KB Output is correct
35 Correct 187 ms 9468 KB Output is correct
36 Correct 524 ms 23252 KB Output is correct
37 Correct 1334 ms 22944 KB Output is correct
38 Correct 1190 ms 22564 KB Output is correct
39 Correct 541 ms 23308 KB Output is correct
40 Correct 1087 ms 22952 KB Output is correct
41 Correct 112 ms 7852 KB Output is correct
42 Correct 110 ms 7880 KB Output is correct
43 Correct 925 ms 10460 KB Output is correct
44 Correct 955 ms 10248 KB Output is correct
45 Correct 625 ms 15220 KB Output is correct
46 Correct 585 ms 14136 KB Output is correct
47 Correct 700 ms 15788 KB Output is correct
48 Correct 283 ms 9180 KB Output is correct
49 Correct 237 ms 8904 KB Output is correct
50 Correct 200 ms 9400 KB Output is correct
51 Correct 208 ms 9544 KB Output is correct
52 Correct 197 ms 9468 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 613 ms 23732 KB Output is correct
3 Correct 1274 ms 22452 KB Output is correct
4 Correct 477 ms 22492 KB Output is correct
5 Correct 1149 ms 23988 KB Output is correct
6 Correct 105 ms 7832 KB Output is correct
7 Correct 919 ms 10620 KB Output is correct
8 Correct 106 ms 7948 KB Output is correct
9 Correct 963 ms 11092 KB Output is correct
10 Correct 547 ms 14392 KB Output is correct
11 Correct 838 ms 22448 KB Output is correct
12 Correct 218 ms 8720 KB Output is correct
13 Correct 248 ms 8900 KB Output is correct
14 Correct 197 ms 9360 KB Output is correct
15 Correct 187 ms 9468 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 2927 ms 23468 KB Output is correct
18 Correct 1515 ms 23500 KB Output is correct
19 Correct 3031 ms 24068 KB Output is correct
20 Correct 3097 ms 24020 KB Output is correct
21 Correct 2606 ms 23420 KB Output is correct
22 Correct 1539 ms 23064 KB Output is correct
23 Correct 2534 ms 23472 KB Output is correct
24 Correct 2983 ms 25540 KB Output is correct
25 Correct 2708 ms 24468 KB Output is correct
26 Correct 2951 ms 25288 KB Output is correct
27 Correct 428 ms 8712 KB Output is correct
28 Correct 422 ms 8652 KB Output is correct
29 Correct 427 ms 8440 KB Output is correct
30 Correct 2577 ms 15304 KB Output is correct
31 Correct 2778 ms 14656 KB Output is correct
32 Correct 1704 ms 22816 KB Output is correct
33 Correct 1000 ms 15152 KB Output is correct
34 Correct 1686 ms 22156 KB Output is correct
35 Correct 1410 ms 15064 KB Output is correct
36 Correct 1175 ms 15660 KB Output is correct
37 Correct 689 ms 9152 KB Output is correct
38 Correct 671 ms 9520 KB Output is correct
39 Correct 669 ms 10140 KB Output is correct
40 Correct 617 ms 10244 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 613 ms 23732 KB Output is correct
3 Correct 1274 ms 22452 KB Output is correct
4 Correct 477 ms 22492 KB Output is correct
5 Correct 1149 ms 23988 KB Output is correct
6 Correct 105 ms 7832 KB Output is correct
7 Correct 919 ms 10620 KB Output is correct
8 Correct 106 ms 7948 KB Output is correct
9 Correct 963 ms 11092 KB Output is correct
10 Correct 547 ms 14392 KB Output is correct
11 Correct 838 ms 22448 KB Output is correct
12 Correct 218 ms 8720 KB Output is correct
13 Correct 248 ms 8900 KB Output is correct
14 Correct 197 ms 9360 KB Output is correct
15 Correct 187 ms 9468 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 3680 ms 23196 KB Output is correct
18 Correct 3135 ms 24132 KB Output is correct
19 Execution timed out 4030 ms 24060 KB Time limit exceeded
20 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 15 ms 584 KB Output is correct
6 Correct 8 ms 348 KB Output is correct
7 Correct 13 ms 596 KB Output is correct
8 Correct 12 ms 588 KB Output is correct
9 Correct 8 ms 576 KB Output is correct
10 Correct 3 ms 348 KB Output is correct
11 Correct 2 ms 348 KB Output is correct
12 Correct 7 ms 348 KB Output is correct
13 Correct 6 ms 348 KB Output is correct
14 Correct 5 ms 344 KB Output is correct
15 Correct 7 ms 532 KB Output is correct
16 Correct 4 ms 576 KB Output is correct
17 Correct 5 ms 348 KB Output is correct
18 Correct 5 ms 348 KB Output is correct
19 Correct 4 ms 344 KB Output is correct
20 Correct 3 ms 348 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 613 ms 23732 KB Output is correct
23 Correct 1274 ms 22452 KB Output is correct
24 Correct 477 ms 22492 KB Output is correct
25 Correct 1149 ms 23988 KB Output is correct
26 Correct 105 ms 7832 KB Output is correct
27 Correct 919 ms 10620 KB Output is correct
28 Correct 106 ms 7948 KB Output is correct
29 Correct 963 ms 11092 KB Output is correct
30 Correct 547 ms 14392 KB Output is correct
31 Correct 838 ms 22448 KB Output is correct
32 Correct 218 ms 8720 KB Output is correct
33 Correct 248 ms 8900 KB Output is correct
34 Correct 197 ms 9360 KB Output is correct
35 Correct 187 ms 9468 KB Output is correct
36 Correct 524 ms 23252 KB Output is correct
37 Correct 1334 ms 22944 KB Output is correct
38 Correct 1190 ms 22564 KB Output is correct
39 Correct 541 ms 23308 KB Output is correct
40 Correct 1087 ms 22952 KB Output is correct
41 Correct 112 ms 7852 KB Output is correct
42 Correct 110 ms 7880 KB Output is correct
43 Correct 925 ms 10460 KB Output is correct
44 Correct 955 ms 10248 KB Output is correct
45 Correct 625 ms 15220 KB Output is correct
46 Correct 585 ms 14136 KB Output is correct
47 Correct 700 ms 15788 KB Output is correct
48 Correct 283 ms 9180 KB Output is correct
49 Correct 237 ms 8904 KB Output is correct
50 Correct 200 ms 9400 KB Output is correct
51 Correct 208 ms 9544 KB Output is correct
52 Correct 197 ms 9468 KB Output is correct
53 Correct 1 ms 344 KB Output is correct
54 Correct 2927 ms 23468 KB Output is correct
55 Correct 1515 ms 23500 KB Output is correct
56 Correct 3031 ms 24068 KB Output is correct
57 Correct 3097 ms 24020 KB Output is correct
58 Correct 2606 ms 23420 KB Output is correct
59 Correct 1539 ms 23064 KB Output is correct
60 Correct 2534 ms 23472 KB Output is correct
61 Correct 2983 ms 25540 KB Output is correct
62 Correct 2708 ms 24468 KB Output is correct
63 Correct 2951 ms 25288 KB Output is correct
64 Correct 428 ms 8712 KB Output is correct
65 Correct 422 ms 8652 KB Output is correct
66 Correct 427 ms 8440 KB Output is correct
67 Correct 2577 ms 15304 KB Output is correct
68 Correct 2778 ms 14656 KB Output is correct
69 Correct 1704 ms 22816 KB Output is correct
70 Correct 1000 ms 15152 KB Output is correct
71 Correct 1686 ms 22156 KB Output is correct
72 Correct 1410 ms 15064 KB Output is correct
73 Correct 1175 ms 15660 KB Output is correct
74 Correct 689 ms 9152 KB Output is correct
75 Correct 671 ms 9520 KB Output is correct
76 Correct 669 ms 10140 KB Output is correct
77 Correct 617 ms 10244 KB Output is correct
78 Correct 0 ms 348 KB Output is correct
79 Correct 3680 ms 23196 KB Output is correct
80 Correct 3135 ms 24132 KB Output is correct
81 Execution timed out 4030 ms 24060 KB Time limit exceeded
82 Halted 0 ms 0 KB -