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답안 #573436

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
573436 2022-06-06T15:31:22 Z MohammadAghil Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++14
100 / 100
 823 ms 61252 KB 
      #include <bits/stdc++.h>
//   #pragma GCC optimize ("Ofast,unroll-loops")
// #pragma GCC target ("avx2")
    using namespace std;
  typedef long long ll;
   typedef pair<int, int> pp;
    #define er(args ...) cerr << __LINE__ << ": ", err(new istringstream(string(#args)), args), cerr << endl
      #define per(i,r,l) for(int i = (r); i >= (l); i--)
        #define rep(i,l,r) for(int i = (l); i < (r); i++)
           #define all(x) x.begin(), x.end()
              #define sz(x) (int)(x).size()
                  #define pb push_back
                      #define ss second
                           #define ff first
                                   void err(istringstream *iss){}template<typename T,typename ...Args> void err(istringstream *iss,const T &_val, const Args&...args){string _name;*iss>>_name;if(_name.back()==',')_name.pop_back();cerr<<_name<<" = "<<_val<<", ",err(iss,args...);}
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
const ll mod = 1e9 + 7, maxn = 1e6 + 5, lg = 22, lng = 26, inf = ll(1e9) + 5;
ll pw(ll a,ll b,ll md=mod){if(!b)return 1;ll k=pw(a,b>>1ll);return k*k%md*(b&1ll?a:1)%md;}

int fen[maxn], n;
void upd(int i, int k){
     for(i++; i <= n; i += i&-i) fen[i] = max(fen[i], k);
}
int get(int i){
     int res = -1;
     for(; i; i -= i&-i) res = max(res, fen[i]);
     return res;
}

int main(){
     cin.tie(0) -> sync_with_stdio(0);
     int q; cin >> n >> q;
     vector<int> w(n);
     rep(i,0,n){
          cin >> w[i];
     }
     struct tr{
          int r, id, k;
     };
     vector<vector<tr>> query(n);
     rep(i,0,q){
          int l, r, k; cin >> l >> r >> k; l--;
          query[l].pb({r, i, k});
     }
     fill(fen, fen+n+1, -1);
     vector<int> st;
     vector<bool> ans(q);
     per(i,n-1,0){
          while(sz(st) && w[st.back()] < w[i]){
               upd(st.back(), w[st.back()] + w[i]);
               st.pop_back();
          }
          st.pb(i);
          for(auto[r, id, k]: query[i]){
               ans[id] = get(r) <= k;
          }
     }
     for(auto c: ans) cout << c << '\n';
     return 0; 
}

/*
5 2
3 5 1 8 2
1 3 6
2 5 3
*/

Compilation message

sortbooks.cpp: In function 'int main()':
sortbooks.cpp:54:19: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   54 |           for(auto[r, id, k]: query[i]){
      |                   ^

Subtask #1
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 336 KB Output is correct

Subtask #2
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 2 ms 480 KB Output is correct
12 Correct 2 ms 596 KB Output is correct
13 Correct 2 ms 596 KB Output is correct
14 Correct 3 ms 692 KB Output is correct
15 Correct 5 ms 648 KB Output is correct
16 Correct 3 ms 724 KB Output is correct
17 Correct 3 ms 596 KB Output is correct
18 Correct 3 ms 724 KB Output is correct

Subtask #3
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 787 ms 55892 KB Output is correct
2 Correct 798 ms 56460 KB Output is correct
3 Correct 800 ms 56340 KB Output is correct
4 Correct 794 ms 56296 KB Output is correct
5 Correct 765 ms 60596 KB Output is correct

Subtask #4
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 52 ms 6112 KB Output is correct
2 Correct 52 ms 6184 KB Output is correct
3 Correct 56 ms 6872 KB Output is correct
4 Correct 58 ms 6908 KB Output is correct
5 Correct 49 ms 6860 KB Output is correct
6 Correct 40 ms 6352 KB Output is correct
7 Correct 41 ms 6376 KB Output is correct
8 Correct 51 ms 6440 KB Output is correct
9 Correct 29 ms 2484 KB Output is correct
10 Correct 46 ms 6560 KB Output is correct

Subtask #5
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 2 ms 480 KB Output is correct
12 Correct 2 ms 596 KB Output is correct
13 Correct 2 ms 596 KB Output is correct
14 Correct 3 ms 692 KB Output is correct
15 Correct 5 ms 648 KB Output is correct
16 Correct 3 ms 724 KB Output is correct
17 Correct 3 ms 596 KB Output is correct
18 Correct 3 ms 724 KB Output is correct
19 Correct 138 ms 12492 KB Output is correct
20 Correct 133 ms 12516 KB Output is correct
21 Correct 123 ms 11976 KB Output is correct
22 Correct 114 ms 12068 KB Output is correct
23 Correct 119 ms 12172 KB Output is correct
24 Correct 103 ms 12876 KB Output is correct
25 Correct 111 ms 12840 KB Output is correct
26 Correct 122 ms 12948 KB Output is correct
27 Correct 124 ms 13000 KB Output is correct
28 Correct 118 ms 13068 KB Output is correct
29 Correct 127 ms 13380 KB Output is correct
30 Correct 147 ms 13396 KB Output is correct
31 Correct 136 ms 13376 KB Output is correct
32 Correct 139 ms 13404 KB Output is correct
33 Correct 124 ms 13296 KB Output is correct
34 Correct 97 ms 12296 KB Output is correct
35 Correct 100 ms 12240 KB Output is correct
36 Correct 93 ms 12176 KB Output is correct
37 Correct 92 ms 12224 KB Output is correct
38 Correct 100 ms 12236 KB Output is correct
39 Correct 108 ms 12800 KB Output is correct
40 Correct 95 ms 10092 KB Output is correct
41 Correct 121 ms 12500 KB Output is correct

Subtask #6
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 2 ms 480 KB Output is correct
12 Correct 2 ms 596 KB Output is correct
13 Correct 2 ms 596 KB Output is correct
14 Correct 3 ms 692 KB Output is correct
15 Correct 5 ms 648 KB Output is correct
16 Correct 3 ms 724 KB Output is correct
17 Correct 3 ms 596 KB Output is correct
18 Correct 3 ms 724 KB Output is correct
19 Correct 787 ms 55892 KB Output is correct
20 Correct 798 ms 56460 KB Output is correct
21 Correct 800 ms 56340 KB Output is correct
22 Correct 794 ms 56296 KB Output is correct
23 Correct 765 ms 60596 KB Output is correct
24 Correct 52 ms 6112 KB Output is correct
25 Correct 52 ms 6184 KB Output is correct
26 Correct 56 ms 6872 KB Output is correct
27 Correct 58 ms 6908 KB Output is correct
28 Correct 49 ms 6860 KB Output is correct
29 Correct 40 ms 6352 KB Output is correct
30 Correct 41 ms 6376 KB Output is correct
31 Correct 51 ms 6440 KB Output is correct
32 Correct 29 ms 2484 KB Output is correct
33 Correct 46 ms 6560 KB Output is correct
34 Correct 138 ms 12492 KB Output is correct
35 Correct 133 ms 12516 KB Output is correct
36 Correct 123 ms 11976 KB Output is correct
37 Correct 114 ms 12068 KB Output is correct
38 Correct 119 ms 12172 KB Output is correct
39 Correct 103 ms 12876 KB Output is correct
40 Correct 111 ms 12840 KB Output is correct
41 Correct 122 ms 12948 KB Output is correct
42 Correct 124 ms 13000 KB Output is correct
43 Correct 118 ms 13068 KB Output is correct
44 Correct 127 ms 13380 KB Output is correct
45 Correct 147 ms 13396 KB Output is correct
46 Correct 136 ms 13376 KB Output is correct
47 Correct 139 ms 13404 KB Output is correct
48 Correct 124 ms 13296 KB Output is correct
49 Correct 97 ms 12296 KB Output is correct
50 Correct 100 ms 12240 KB Output is correct
51 Correct 93 ms 12176 KB Output is correct
52 Correct 92 ms 12224 KB Output is correct
53 Correct 100 ms 12236 KB Output is correct
54 Correct 108 ms 12800 KB Output is correct
55 Correct 95 ms 10092 KB Output is correct
56 Correct 121 ms 12500 KB Output is correct
57 Correct 823 ms 57224 KB Output is correct
58 Correct 802 ms 57232 KB Output is correct
59 Correct 759 ms 55372 KB Output is correct
60 Correct 756 ms 55380 KB Output is correct
61 Correct 763 ms 55220 KB Output is correct
62 Correct 759 ms 55340 KB Output is correct
63 Correct 493 ms 55604 KB Output is correct
64 Correct 499 ms 55400 KB Output is correct
65 Correct 728 ms 59180 KB Output is correct
66 Correct 768 ms 59188 KB Output is correct
67 Correct 731 ms 59128 KB Output is correct
68 Correct 774 ms 61108 KB Output is correct
69 Correct 778 ms 61252 KB Output is correct
70 Correct 775 ms 60512 KB Output is correct
71 Correct 768 ms 60596 KB Output is correct
72 Correct 775 ms 60748 KB Output is correct
73 Correct 457 ms 54432 KB Output is correct
74 Correct 487 ms 54360 KB Output is correct
75 Correct 453 ms 54428 KB Output is correct
76 Correct 451 ms 53940 KB Output is correct
77 Correct 457 ms 54288 KB Output is correct
78 Correct 636 ms 57424 KB Output is correct
79 Correct 501 ms 39556 KB Output is correct
80 Correct 632 ms 56416 KB Output is correct