답안 #764614

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
764614	2023-06-23T16:32:26 Z	Ahmed57	Boat (APIO16_boat)	C++17	31 / 100	2000 ms	141704 KB

boat

#include <bits/stdc++.h>
using namespace std;
#define int long long
long long z = 0;
long long bit[1000001];
long long mod = 1000000007;
void add(long long e,long long v){
    while(e<=z){
        bit[e]+=v;
        bit[e]%=mod;
        e+=(e&-e);
    }
}
long long sum(long long e){
    long long res = 0;
    while(e>=1){
        res+=bit[e];
        res%=mod;
        e-=(e&-e);
    }
    return res;
}
signed main(){
    ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
    int n;
    cin>>n;
    map<long long,long long> comp,sav;
    vector<pair<long long,long long>> v;
    vector<long long> ans;
    for(int i = 0;i<n;i++){
        long long x,y;
        cin>>x>>y;
        v.push_back({x,y});
        for(int i = x-500;i<=x+500;i++){
            ans.push_back(i);
        }
        for(int i = y-500;i<=y+500;i++){
            ans.push_back(i);
        }
    }
    sort(ans.begin(),ans.end());
    vector<pair<long long,long long>> all[n];
    for(int i = 0;i<v.size();i++){
        long long st = v[i].first;
        while(st<=v[i].second){
            int it = lower_bound(ans.begin(),ans.end(),st+1)-ans.begin();
            all[i].push_back({st,ans[it]-1});
            comp[st]++;comp[ans[it]-1]++;
            st = ans[it];
        }
    }
    for(auto i:comp){
        sav[i.first] = ++z;
    }
    long long fin = 0;
    for(int i = n-1;i>=0;i--){
        for(auto j:all[i]){
            long long val = (((sum(z)-sum(sav[j.second])+1)%mod)+mod)%mod;
            long long sz = (val*((j.second-j.first+1)%mod))%mod;
            fin+=sz;fin%=mod;
            add(sav[j.first],sz);
        }
    }
    cout<<fin<<endl;
}

Compilation message

boat.cpp: In function 'int main()':
boat.cpp:43:20: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   43 |     for(int i = 0;i<v.size();i++){
      |                   ~^~~~~~~~~

Subtask #1
9.0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Correct	40 ms	8648 KB	Output is correct
2	Correct	41 ms	8648 KB	Output is correct
3	Correct	39 ms	8648 KB	Output is correct
4	Correct	42 ms	8648 KB	Output is correct
5	Correct	43 ms	8644 KB	Output is correct
6	Correct	32 ms	8648 KB	Output is correct
7	Correct	34 ms	8644 KB	Output is correct
8	Correct	35 ms	8648 KB	Output is correct
9	Correct	32 ms	8648 KB	Output is correct
10	Correct	41 ms	8644 KB	Output is correct
11	Correct	34 ms	8648 KB	Output is correct
12	Correct	33 ms	8648 KB	Output is correct
13	Correct	33 ms	8648 KB	Output is correct
14	Correct	33 ms	8644 KB	Output is correct
15	Correct	32 ms	8648 KB	Output is correct
16	Correct	38 ms	8648 KB	Output is correct
17	Correct	38 ms	8648 KB	Output is correct
18	Correct	38 ms	8648 KB	Output is correct
19	Correct	39 ms	8648 KB	Output is correct
20	Correct	38 ms	8648 KB	Output is correct

Subtask #2
22.0 / 22.0

#	결과	실행 시간	메모리	Grader output
1	Correct	40 ms	8648 KB	Output is correct
2	Correct	41 ms	8648 KB	Output is correct
3	Correct	39 ms	8648 KB	Output is correct
4	Correct	42 ms	8648 KB	Output is correct
5	Correct	43 ms	8644 KB	Output is correct
6	Correct	32 ms	8648 KB	Output is correct
7	Correct	34 ms	8644 KB	Output is correct
8	Correct	35 ms	8648 KB	Output is correct
9	Correct	32 ms	8648 KB	Output is correct
10	Correct	41 ms	8644 KB	Output is correct
11	Correct	34 ms	8648 KB	Output is correct
12	Correct	33 ms	8648 KB	Output is correct
13	Correct	33 ms	8648 KB	Output is correct
14	Correct	33 ms	8644 KB	Output is correct
15	Correct	32 ms	8648 KB	Output is correct
16	Correct	38 ms	8648 KB	Output is correct
17	Correct	38 ms	8648 KB	Output is correct
18	Correct	38 ms	8648 KB	Output is correct
19	Correct	39 ms	8648 KB	Output is correct
20	Correct	38 ms	8648 KB	Output is correct
21	Correct	308 ms	24816 KB	Output is correct
22	Correct	306 ms	24568 KB	Output is correct
23	Correct	295 ms	23928 KB	Output is correct
24	Correct	315 ms	25092 KB	Output is correct
25	Correct	328 ms	25248 KB	Output is correct
26	Correct	345 ms	24620 KB	Output is correct
27	Correct	346 ms	24776 KB	Output is correct
28	Correct	349 ms	24684 KB	Output is correct
29	Correct	348 ms	24668 KB	Output is correct
30	Correct	316 ms	69756 KB	Output is correct
31	Correct	313 ms	69776 KB	Output is correct
32	Correct	328 ms	70496 KB	Output is correct
33	Correct	328 ms	70428 KB	Output is correct
34	Correct	322 ms	70164 KB	Output is correct
35	Correct	336 ms	69108 KB	Output is correct
36	Correct	325 ms	69472 KB	Output is correct
37	Correct	329 ms	72412 KB	Output is correct
38	Correct	328 ms	70072 KB	Output is correct

Subtask #3
0 / 27.0

#	결과	실행 시간	메모리	Grader output
1	Execution timed out	2082 ms	141704 KB	Time limit exceeded
2	Halted	0 ms	0 KB	-

Subtask #4
0 / 42.0

#	결과	실행 시간	메모리	Grader output
1	Correct	40 ms	8648 KB	Output is correct
2	Correct	41 ms	8648 KB	Output is correct
3	Correct	39 ms	8648 KB	Output is correct
4	Correct	42 ms	8648 KB	Output is correct
5	Correct	43 ms	8644 KB	Output is correct
6	Correct	32 ms	8648 KB	Output is correct
7	Correct	34 ms	8644 KB	Output is correct
8	Correct	35 ms	8648 KB	Output is correct
9	Correct	32 ms	8648 KB	Output is correct
10	Correct	41 ms	8644 KB	Output is correct
11	Correct	34 ms	8648 KB	Output is correct
12	Correct	33 ms	8648 KB	Output is correct
13	Correct	33 ms	8648 KB	Output is correct
14	Correct	33 ms	8644 KB	Output is correct
15	Correct	32 ms	8648 KB	Output is correct
16	Correct	38 ms	8648 KB	Output is correct
17	Correct	38 ms	8648 KB	Output is correct
18	Correct	38 ms	8648 KB	Output is correct
19	Correct	39 ms	8648 KB	Output is correct
20	Correct	38 ms	8648 KB	Output is correct
21	Correct	308 ms	24816 KB	Output is correct
22	Correct	306 ms	24568 KB	Output is correct
23	Correct	295 ms	23928 KB	Output is correct
24	Correct	315 ms	25092 KB	Output is correct
25	Correct	328 ms	25248 KB	Output is correct
26	Correct	345 ms	24620 KB	Output is correct
27	Correct	346 ms	24776 KB	Output is correct
28	Correct	349 ms	24684 KB	Output is correct
29	Correct	348 ms	24668 KB	Output is correct
30	Correct	316 ms	69756 KB	Output is correct
31	Correct	313 ms	69776 KB	Output is correct
32	Correct	328 ms	70496 KB	Output is correct
33	Correct	328 ms	70428 KB	Output is correct
34	Correct	322 ms	70164 KB	Output is correct
35	Correct	336 ms	69108 KB	Output is correct
36	Correct	325 ms	69472 KB	Output is correct
37	Correct	329 ms	72412 KB	Output is correct
38	Correct	328 ms	70072 KB	Output is correct
39	Execution timed out	2082 ms	141704 KB	Time limit exceeded
40	Halted	0 ms	0 KB	-

답안 #764614

Compilation message

Subtask #1 9.0 / 9.0

Subtask #2 22.0 / 22.0

Subtask #3 0 / 27.0

Subtask #4 0 / 42.0

Subtask #1
9.0 / 9.0

Subtask #2
22.0 / 22.0

Subtask #3
0 / 27.0

Subtask #4
0 / 42.0