oj.uz

Submission #690817

# Submission time Handle Problem Language Result Execution time Memory
690817 2023-01-30T12:33:11 Z White Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++14
100 / 100
 1470 ms 107928 KB 
#include <bits/stdc++.h>
#define endl "\n"
using namespace std;

long long seg[4000005],red[1000005],ans[1000005];
vector<pair<pair<long long,long long>,long long>>q[1000005];

void update(long long l,long long r, long long now, long long pos,long long sum){
    if(r<pos || l>pos)return ;
    //cout<<sum<<" -0-0-"<<endl;
    if(l==r){
        seg[now]=max(seg[now],sum);
        return ;
    }
    long long mid=(l+r)/2;
    if(mid>=pos)update(l,mid,now*2+1,pos,sum);
    else update(mid+1,r,now*2+2,pos,sum);
    seg[now]=max(seg[now*2+1],seg[now*2+2]);
}

long long find_ans(long long l,long long r,long long L,long long R,long long now){
    if(L>R)return 0;
    //cout<<seg[now]<<" "<<now<<" P"<<l<<" "<<r<<endl;
    if(l==L && r==R)return seg[now];
    long long mid=(l+r)/2;
    //cout<<l<<" "<<r<<endl;
    return max(find_ans(l,mid,L,min(R,mid),now*2+1),find_ans(mid+1,r,max(L,mid+1),R,now*2+2));
}

int main(){

    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    long long n,m;
    cin>>n>>m;
    for(int i=0;i<n;i++){cin>>red[i];}
    for(int i=0;i<m;i++){
        long long l,r,k;
        cin>>l>>r>>k;
        l--;r--;
        q[l].push_back({{r,k},i});
    }

    stack<int>s;
    for(int i=n-1;i>=0;i--){
        while(s.empty()!=true && red[i]>=red[s.top()]){
            if(red[i]!=red[s.top()]){
                    //cout<<i<<" ()()"<<red[s.top()]+red[i]<<endl;
                update(0,n-1,0,s.top(),red[s.top()]+red[i]);
            }
            s.pop();
        }
        s.push(i);
        for(int j=0;j<q[i].size();j++){
            long long ha=find_ans(0,n-1,i,q[i][j].first.first,0);
            //cout<<ha<<" - "<<q[i][j].first.first<<" "<<q[i][j].first.second<<endl;
            if(ha<=q[i][j].first.second){
                ans[q[i][j].second]=1;
            }else{
                ans[q[i][j].second]=0;
            }
        }
    }

    for(int i=0;i<m;i++){
        cout<<ans[i]<<endl;
    }

    return 0;
}

Compilation message

sortbooks.cpp: In function 'int main()':
sortbooks.cpp:55:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<std::pair<long long int, long long int>, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   55 |         for(int j=0;j<q[i].size();j++){
      |                     ~^~~~~~~~~~~~

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 23764 KB Output is correct
2 Correct 14 ms 23712 KB Output is correct
3 Correct 13 ms 23764 KB Output is correct
4 Correct 12 ms 23764 KB Output is correct
5 Correct 12 ms 23760 KB Output is correct
6 Correct 13 ms 23764 KB Output is correct
7 Correct 13 ms 23764 KB Output is correct
8 Correct 13 ms 23860 KB Output is correct
9 Correct 14 ms 23892 KB Output is correct
10 Correct 15 ms 23812 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 23764 KB Output is correct
2 Correct 14 ms 23712 KB Output is correct
3 Correct 13 ms 23764 KB Output is correct
4 Correct 12 ms 23764 KB Output is correct
5 Correct 12 ms 23760 KB Output is correct
6 Correct 13 ms 23764 KB Output is correct
7 Correct 13 ms 23764 KB Output is correct
8 Correct 13 ms 23860 KB Output is correct
9 Correct 14 ms 23892 KB Output is correct
10 Correct 15 ms 23812 KB Output is correct
11 Correct 14 ms 23892 KB Output is correct
12 Correct 14 ms 24020 KB Output is correct
13 Correct 15 ms 24080 KB Output is correct
14 Correct 16 ms 24180 KB Output is correct
15 Correct 16 ms 24148 KB Output is correct
16 Correct 16 ms 24148 KB Output is correct
17 Correct 15 ms 24036 KB Output is correct
18 Correct 15 ms 24012 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1362 ms 90504 KB Output is correct
2 Correct 1418 ms 90352 KB Output is correct
3 Correct 1367 ms 90388 KB Output is correct
4 Correct 1429 ms 90316 KB Output is correct
5 Correct 1066 ms 78096 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 104 ms 30844 KB Output is correct
2 Correct 95 ms 31280 KB Output is correct
3 Correct 95 ms 28876 KB Output is correct
4 Correct 98 ms 28748 KB Output is correct
5 Correct 84 ms 28748 KB Output is correct
6 Correct 71 ms 29112 KB Output is correct
7 Correct 78 ms 29108 KB Output is correct
8 Correct 88 ms 28588 KB Output is correct
9 Correct 48 ms 27696 KB Output is correct
10 Correct 70 ms 28640 KB Output is correct

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 23764 KB Output is correct
2 Correct 14 ms 23712 KB Output is correct
3 Correct 13 ms 23764 KB Output is correct
4 Correct 12 ms 23764 KB Output is correct
5 Correct 12 ms 23760 KB Output is correct
6 Correct 13 ms 23764 KB Output is correct
7 Correct 13 ms 23764 KB Output is correct
8 Correct 13 ms 23860 KB Output is correct
9 Correct 14 ms 23892 KB Output is correct
10 Correct 15 ms 23812 KB Output is correct
11 Correct 14 ms 23892 KB Output is correct
12 Correct 14 ms 24020 KB Output is correct
13 Correct 15 ms 24080 KB Output is correct
14 Correct 16 ms 24180 KB Output is correct
15 Correct 16 ms 24148 KB Output is correct
16 Correct 16 ms 24148 KB Output is correct
17 Correct 15 ms 24036 KB Output is correct
18 Correct 15 ms 24012 KB Output is correct
19 Correct 236 ms 42212 KB Output is correct
20 Correct 239 ms 44560 KB Output is correct
21 Correct 194 ms 45376 KB Output is correct
22 Correct 202 ms 45404 KB Output is correct
23 Correct 197 ms 45408 KB Output is correct
24 Correct 170 ms 41904 KB Output is correct
25 Correct 171 ms 42032 KB Output is correct
26 Correct 198 ms 41764 KB Output is correct
27 Correct 186 ms 41772 KB Output is correct
28 Correct 241 ms 41416 KB Output is correct
29 Correct 237 ms 41180 KB Output is correct
30 Correct 215 ms 41176 KB Output is correct
31 Correct 204 ms 41104 KB Output is correct
32 Correct 203 ms 41120 KB Output is correct
33 Correct 207 ms 41108 KB Output is correct
34 Correct 155 ms 40520 KB Output is correct
35 Correct 153 ms 40444 KB Output is correct
36 Correct 166 ms 40256 KB Output is correct
37 Correct 154 ms 40496 KB Output is correct
38 Correct 153 ms 40532 KB Output is correct
39 Correct 179 ms 40568 KB Output is correct
40 Correct 136 ms 37800 KB Output is correct
41 Correct 151 ms 38036 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 23764 KB Output is correct
2 Correct 14 ms 23712 KB Output is correct
3 Correct 13 ms 23764 KB Output is correct
4 Correct 12 ms 23764 KB Output is correct
5 Correct 12 ms 23760 KB Output is correct
6 Correct 13 ms 23764 KB Output is correct
7 Correct 13 ms 23764 KB Output is correct
8 Correct 13 ms 23860 KB Output is correct
9 Correct 14 ms 23892 KB Output is correct
10 Correct 15 ms 23812 KB Output is correct
11 Correct 14 ms 23892 KB Output is correct
12 Correct 14 ms 24020 KB Output is correct
13 Correct 15 ms 24080 KB Output is correct
14 Correct 16 ms 24180 KB Output is correct
15 Correct 16 ms 24148 KB Output is correct
16 Correct 16 ms 24148 KB Output is correct
17 Correct 15 ms 24036 KB Output is correct
18 Correct 15 ms 24012 KB Output is correct
19 Correct 1362 ms 90504 KB Output is correct
20 Correct 1418 ms 90352 KB Output is correct
21 Correct 1367 ms 90388 KB Output is correct
22 Correct 1429 ms 90316 KB Output is correct
23 Correct 1066 ms 78096 KB Output is correct
24 Correct 104 ms 30844 KB Output is correct
25 Correct 95 ms 31280 KB Output is correct
26 Correct 95 ms 28876 KB Output is correct
27 Correct 98 ms 28748 KB Output is correct
28 Correct 84 ms 28748 KB Output is correct
29 Correct 71 ms 29112 KB Output is correct
30 Correct 78 ms 29108 KB Output is correct
31 Correct 88 ms 28588 KB Output is correct
32 Correct 48 ms 27696 KB Output is correct
33 Correct 70 ms 28640 KB Output is correct
34 Correct 236 ms 42212 KB Output is correct
35 Correct 239 ms 44560 KB Output is correct
36 Correct 194 ms 45376 KB Output is correct
37 Correct 202 ms 45404 KB Output is correct
38 Correct 197 ms 45408 KB Output is correct
39 Correct 170 ms 41904 KB Output is correct
40 Correct 171 ms 42032 KB Output is correct
41 Correct 198 ms 41764 KB Output is correct
42 Correct 186 ms 41772 KB Output is correct
43 Correct 241 ms 41416 KB Output is correct
44 Correct 237 ms 41180 KB Output is correct
45 Correct 215 ms 41176 KB Output is correct
46 Correct 204 ms 41104 KB Output is correct
47 Correct 203 ms 41120 KB Output is correct
48 Correct 207 ms 41108 KB Output is correct
49 Correct 155 ms 40520 KB Output is correct
50 Correct 153 ms 40444 KB Output is correct
51 Correct 166 ms 40256 KB Output is correct
52 Correct 154 ms 40496 KB Output is correct
53 Correct 153 ms 40532 KB Output is correct
54 Correct 179 ms 40568 KB Output is correct
55 Correct 136 ms 37800 KB Output is correct
56 Correct 151 ms 38036 KB Output is correct
57 Correct 1361 ms 100404 KB Output is correct
58 Correct 1470 ms 100436 KB Output is correct
59 Correct 1313 ms 102020 KB Output is correct
60 Correct 1403 ms 102152 KB Output is correct
61 Correct 1334 ms 107928 KB Output is correct
62 Correct 1317 ms 102004 KB Output is correct
63 Correct 923 ms 86000 KB Output is correct
64 Correct 974 ms 85956 KB Output is correct
65 Correct 1232 ms 90088 KB Output is correct
66 Correct 1261 ms 90176 KB Output is correct
67 Correct 1315 ms 89972 KB Output is correct
68 Correct 1153 ms 88140 KB Output is correct
69 Correct 1199 ms 88108 KB Output is correct
70 Correct 1113 ms 88480 KB Output is correct
71 Correct 1105 ms 88332 KB Output is correct
72 Correct 1148 ms 88344 KB Output is correct
73 Correct 782 ms 82220 KB Output is correct
74 Correct 859 ms 82148 KB Output is correct
75 Correct 787 ms 82060 KB Output is correct
76 Correct 757 ms 81796 KB Output is correct
77 Correct 836 ms 82116 KB Output is correct
78 Correct 1146 ms 89244 KB Output is correct
79 Correct 694 ms 88916 KB Output is correct
80 Correct 973 ms 87204 KB Output is correct