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Submission #487536

# Submission time Handle Problem Language Result Execution time Memory
487536 2021-11-16T03:56:24 Z freddy645645 Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++17
100 / 100
 988 ms 98924 KB 
#include <bits/stdc++.h>
#include <bits/extc++.h>

//#define double long double
#define IOS ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(nullptr);
#define pb push_back
#define UNIQUE(a) sort(ALL(a));a.resize(unique(ALL(a))-a.begin());
#define ALL(X) X.begin(),X.end()
#define F(i,n)  FF(i,0,(n))
#define F1(i,n)  FF(i,1,(n)+1)
#define FF(i,n,m) for(int i=(int)n;i<int(m);++i)
#define rF(i,a,b) for(int i=a;i>=(int)b;--i)
#define mkp(a,b) make_pair(a,b)
#define Fi first
#define Se second
#define int ll
//#pragma GCC optimize("O3")//,unroll-loops
//#pragma GCC target("popcnt")

using namespace std;

template<typename T> bool remax(T& a, const T& b) {return b>a?a=b,1:0;}
template<typename T> bool remin(T& a, const T& b) {return b<a?a=b,1:0;}
using ll=long long;
using ull=unsigned long long;
using int128= __int128_t;
using uint128= __uint128_t;
using pii =pair<int,int> ;
const double pi=acos(-1);
const int N=1E6+5;
const ll M=105;
const ll INF_64=0x3f3f3f3f3f3f3f3f;
const int INF_32=0x3f3f3f3f;
const int16_t INF_16=0x3f3f;
const int klog=20;
const int mod=1000000007;//1000000007;//998244353
const double eps=1E-3;
void gen(){
}
int BIT[N]{};
int n,m;
int lowbit(int x){return x&(-x);}
void add(int i, int val) {
    BIT[i] = val;
    for (int j = i; j < n; j |= (j + 1)) {
        remax(BIT[j], val);
    }
}

int ask(int i) {
    int res = 0;
    for (int j = i; j >= 0; j = (j & (j + 1)) - 1) {
        remax(res, BIT[j]);
    }
    return res;
}
int a[N];
int an[N];
vector<array<int,3>> Q[N];
void sol(){
    cin>>n>>m;
    F(i,n) cin>>a[i];
    vector<int> stk;
    vector<pii> seg;
    F(i,n){
        while(stk.size()&&a[stk.back()]<=a[i])
                stk.pop_back();
        if(stk.size())
            seg.pb({stk.back(),i});
        stk.pb(i);
    }
    sort(ALL(seg));
    F(i,m){
        int l,r,k;cin>>l>>r>>k;
        Q[l-1].pb({r-1,k,i});
    }
    int id=seg.size()-1;
    rF(i,n-1,0){
        while(id>=0&&seg[id].Fi>=i){
            add(seg[id].Se,a[seg[id].Fi]+a[seg[id].Se]);
            --id;
        }
        for(auto [r,k,ii]:Q[i])
            an[ii]=(ask(r)<=k)?1:0;
    }
    F(i,m) cout<<an[i]<<"\n";
}

int32_t main(){
    #ifdef LOCAL
    //freopen(".in","r",stdin);
    //freopen(".out","w",stdout);
    #endif // LOCAL
    IOS;
    int t=1;
    gen();
    //cin>>t;
    FF(i,1,t+1){
        //cout<<"Case #"<<i<<": ";
        sol();
    }
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23756 KB Output is correct
2 Correct 14 ms 23776 KB Output is correct
3 Correct 12 ms 23848 KB Output is correct
4 Correct 12 ms 23756 KB Output is correct
5 Correct 13 ms 23756 KB Output is correct
6 Correct 13 ms 23812 KB Output is correct
7 Correct 13 ms 23852 KB Output is correct
8 Correct 12 ms 23824 KB Output is correct
9 Correct 12 ms 23804 KB Output is correct
10 Correct 12 ms 23756 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23756 KB Output is correct
2 Correct 14 ms 23776 KB Output is correct
3 Correct 12 ms 23848 KB Output is correct
4 Correct 12 ms 23756 KB Output is correct
5 Correct 13 ms 23756 KB Output is correct
6 Correct 13 ms 23812 KB Output is correct
7 Correct 13 ms 23852 KB Output is correct
8 Correct 12 ms 23824 KB Output is correct
9 Correct 12 ms 23804 KB Output is correct
10 Correct 12 ms 23756 KB Output is correct
11 Correct 14 ms 23896 KB Output is correct
12 Correct 14 ms 24136 KB Output is correct
13 Correct 17 ms 24016 KB Output is correct
14 Correct 14 ms 24140 KB Output is correct
15 Correct 15 ms 24204 KB Output is correct
16 Correct 14 ms 24080 KB Output is correct
17 Correct 14 ms 24092 KB Output is correct
18 Correct 15 ms 24140 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 923 ms 97432 KB Output is correct
2 Correct 925 ms 97400 KB Output is correct
3 Correct 938 ms 97420 KB Output is correct
4 Correct 976 ms 97452 KB Output is correct
5 Correct 785 ms 73888 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 66 ms 31060 KB Output is correct
2 Correct 65 ms 31688 KB Output is correct
3 Correct 62 ms 28784 KB Output is correct
4 Correct 66 ms 28748 KB Output is correct
5 Correct 83 ms 28712 KB Output is correct
6 Correct 52 ms 29104 KB Output is correct
7 Correct 49 ms 29152 KB Output is correct
8 Correct 57 ms 30900 KB Output is correct
9 Correct 39 ms 27692 KB Output is correct
10 Correct 56 ms 29804 KB Output is correct

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23756 KB Output is correct
2 Correct 14 ms 23776 KB Output is correct
3 Correct 12 ms 23848 KB Output is correct
4 Correct 12 ms 23756 KB Output is correct
5 Correct 13 ms 23756 KB Output is correct
6 Correct 13 ms 23812 KB Output is correct
7 Correct 13 ms 23852 KB Output is correct
8 Correct 12 ms 23824 KB Output is correct
9 Correct 12 ms 23804 KB Output is correct
10 Correct 12 ms 23756 KB Output is correct
11 Correct 14 ms 23896 KB Output is correct
12 Correct 14 ms 24136 KB Output is correct
13 Correct 17 ms 24016 KB Output is correct
14 Correct 14 ms 24140 KB Output is correct
15 Correct 15 ms 24204 KB Output is correct
16 Correct 14 ms 24080 KB Output is correct
17 Correct 14 ms 24092 KB Output is correct
18 Correct 15 ms 24140 KB Output is correct
19 Correct 181 ms 38460 KB Output is correct
20 Correct 161 ms 38492 KB Output is correct
21 Correct 139 ms 39588 KB Output is correct
22 Correct 160 ms 39588 KB Output is correct
23 Correct 147 ms 39544 KB Output is correct
24 Correct 112 ms 35000 KB Output is correct
25 Correct 122 ms 34936 KB Output is correct
26 Correct 153 ms 34376 KB Output is correct
27 Correct 132 ms 34376 KB Output is correct
28 Correct 131 ms 34116 KB Output is correct
29 Correct 147 ms 33772 KB Output is correct
30 Correct 158 ms 33648 KB Output is correct
31 Correct 143 ms 33888 KB Output is correct
32 Correct 135 ms 33736 KB Output is correct
33 Correct 141 ms 33756 KB Output is correct
34 Correct 153 ms 33988 KB Output is correct
35 Correct 103 ms 33896 KB Output is correct
36 Correct 95 ms 34000 KB Output is correct
37 Correct 96 ms 33984 KB Output is correct
38 Correct 102 ms 34016 KB Output is correct
39 Correct 140 ms 35032 KB Output is correct
40 Correct 111 ms 33116 KB Output is correct
41 Correct 117 ms 35928 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23756 KB Output is correct
2 Correct 14 ms 23776 KB Output is correct
3 Correct 12 ms 23848 KB Output is correct
4 Correct 12 ms 23756 KB Output is correct
5 Correct 13 ms 23756 KB Output is correct
6 Correct 13 ms 23812 KB Output is correct
7 Correct 13 ms 23852 KB Output is correct
8 Correct 12 ms 23824 KB Output is correct
9 Correct 12 ms 23804 KB Output is correct
10 Correct 12 ms 23756 KB Output is correct
11 Correct 14 ms 23896 KB Output is correct
12 Correct 14 ms 24136 KB Output is correct
13 Correct 17 ms 24016 KB Output is correct
14 Correct 14 ms 24140 KB Output is correct
15 Correct 15 ms 24204 KB Output is correct
16 Correct 14 ms 24080 KB Output is correct
17 Correct 14 ms 24092 KB Output is correct
18 Correct 15 ms 24140 KB Output is correct
19 Correct 923 ms 97432 KB Output is correct
20 Correct 925 ms 97400 KB Output is correct
21 Correct 938 ms 97420 KB Output is correct
22 Correct 976 ms 97452 KB Output is correct
23 Correct 785 ms 73888 KB Output is correct
24 Correct 66 ms 31060 KB Output is correct
25 Correct 65 ms 31688 KB Output is correct
26 Correct 62 ms 28784 KB Output is correct
27 Correct 66 ms 28748 KB Output is correct
28 Correct 83 ms 28712 KB Output is correct
29 Correct 52 ms 29104 KB Output is correct
30 Correct 49 ms 29152 KB Output is correct
31 Correct 57 ms 30900 KB Output is correct
32 Correct 39 ms 27692 KB Output is correct
33 Correct 56 ms 29804 KB Output is correct
34 Correct 181 ms 38460 KB Output is correct
35 Correct 161 ms 38492 KB Output is correct
36 Correct 139 ms 39588 KB Output is correct
37 Correct 160 ms 39588 KB Output is correct
38 Correct 147 ms 39544 KB Output is correct
39 Correct 112 ms 35000 KB Output is correct
40 Correct 122 ms 34936 KB Output is correct
41 Correct 153 ms 34376 KB Output is correct
42 Correct 132 ms 34376 KB Output is correct
43 Correct 131 ms 34116 KB Output is correct
44 Correct 147 ms 33772 KB Output is correct
45 Correct 158 ms 33648 KB Output is correct
46 Correct 143 ms 33888 KB Output is correct
47 Correct 135 ms 33736 KB Output is correct
48 Correct 141 ms 33756 KB Output is correct
49 Correct 153 ms 33988 KB Output is correct
50 Correct 103 ms 33896 KB Output is correct
51 Correct 95 ms 34000 KB Output is correct
52 Correct 96 ms 33984 KB Output is correct
53 Correct 102 ms 34016 KB Output is correct
54 Correct 140 ms 35032 KB Output is correct
55 Correct 111 ms 33116 KB Output is correct
56 Correct 117 ms 35928 KB Output is correct
57 Correct 952 ms 97096 KB Output is correct
58 Correct 988 ms 97044 KB Output is correct
59 Correct 896 ms 98924 KB Output is correct
60 Correct 900 ms 98836 KB Output is correct
61 Correct 900 ms 98856 KB Output is correct
62 Correct 884 ms 98860 KB Output is correct
63 Correct 550 ms 74720 KB Output is correct
64 Correct 508 ms 74468 KB Output is correct
65 Correct 836 ms 75888 KB Output is correct
66 Correct 758 ms 75724 KB Output is correct
67 Correct 833 ms 75552 KB Output is correct
68 Correct 819 ms 73584 KB Output is correct
69 Correct 844 ms 73792 KB Output is correct
70 Correct 802 ms 73896 KB Output is correct
71 Correct 859 ms 73720 KB Output is correct
72 Correct 819 ms 73888 KB Output is correct
73 Correct 502 ms 72440 KB Output is correct
74 Correct 490 ms 72180 KB Output is correct
75 Correct 447 ms 72156 KB Output is correct
76 Correct 446 ms 72536 KB Output is correct
77 Correct 483 ms 72492 KB Output is correct
78 Correct 676 ms 80104 KB Output is correct
79 Correct 507 ms 68920 KB Output is correct
80 Correct 722 ms 89120 KB Output is correct