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Submission #968139

# Submission time Handle Problem Language Result Execution time Memory
968139 2024-04-23T07:56:32 Z LittleOrange Real Mountains (CCO23_day1problem2) C++17
16 / 25
 5000 ms 125932 KB 
#include<bits/stdc++.h>
using namespace std;
using ll = long long;
const ll mod = 1e6+3;
const ll big = 1e18;
struct l{
    ll x;
    l(const ll &x):x((x+mod)%mod){}
    l(const int &x):x((x+mod)%mod){}
    l operator+(const l& o) const{
        return l(x+o.x);
    }
    l operator-(const l& o) const{
        return l(x-o.x);
    }
    l operator*(const l& o) const{
        return l(x*o.x);
    }
    l operator+(const ll& o) const{
        return l(x+o);
    }
    l operator-(const ll& o) const{
        return l(x-o);
    }
    l operator*(const ll& o) const{
        return l(x*o);
    }
    l operator+(const int& o) const{
        return l(x+o);
    }
    l operator-(const int& o) const{
        return l(x-o);
    }
    l operator*(const int& o) const{
        return l(x*o);
    }
    operator ll() const{
        return (x%mod+mod)%mod;
    }
};
const l rev2 = l(500002);
int main(){
    ios::sync_with_stdio(0);cin.tie(0);
    ll n;
    cin >> n;
    vector<ll> a(n);
    ll mxa = 0;
    for(ll &i : a) cin >> i,mxa = max(mxa,i);
    vector<ll> b = a;
    //for(ll i = 1;i<=mxa;i++) b.push_back(i);
    sort(b.begin(),b.end());
    b.erase(unique(b.begin(),b.end()),b.end());
    l ans = 0;
    vector<ll> li = a;
    vector<ll> ri = a;
    for(ll i = 1;i<n;i++) li[i] = max(li[i],li[i-1]);
    for(ll i = n-2;i>=0;i--) ri[i] = max(ri[i],ri[i+1]);
    vector<vector<ll>> add(b.size()),rm(b.size());
    for(ll i = 0;i<n;i++){
        if (li[i]>a[i]&&ri[i]>a[i]){
            ll pos = lower_bound(b.begin(),b.end(),a[i])-b.begin();
            add[pos].push_back(i);
            ll ed = min(li[i],ri[i]);
            ll ed_pos = lower_bound(b.begin(),b.end(),ed)-b.begin();
            rm[ed_pos].push_back(i);
        }
    }
    set<ll> s;
    for(ll j = 0;j<b.size()-1;j++){
        l de = b[j+1]-b[j];
        /*vector<ll> v;
        for(ll i = 0;i<n;i++){
            if (a[i]<=b[j]&&li[i]>b[j]&&ri[i]>b[j]) v.push_back(i);
        }*/
        for(ll i : add[j]) s.insert(i);
        for(ll i : rm[j]) s.erase(i);
        if(s.empty()) continue;
        ll v_front = *s.begin();
        ll v_back = *s.rbegin();
        //cout << b[j] << ":";
        //for(ll i : s) cout << " " << i;
        //cout << "\n";
        vector<ll> L(n,big),R(n,big);
        for(ll i = 0;i<n;i++) if(a[i]>b[j]) L[i] = R[i] = a[i];
        for(ll i = 1;i<n;i++) L[i] = min(L[i],L[i-1]);
        for(ll i = n-2;i>=0;i--) R[i] = min(R[i],R[i+1]);
        //for(ll i = 0;i<n;i++) cout << L[i] << " \n"[i+1==n];
        //for(ll i = 0;i<n;i++) cout << R[i] << " \n"[i+1==n];
        if (s.size()==1){
            ll i = v_front;
            ans = ans+l(L[i]+R[i]+b[j])*de+de*(de-1)*rev2;
        }else{
            l base = (L[v_front]+R[v_back]+min(R[v_front],L[v_back]));
            l cnt0 = (ll)s.size();
            l cnt = (cnt0*2-3);
            //cout << base << " " << cnt << " " << de << "\n";
            l bj = b[j];
            ans = ans+base*de+cnt*(de*bj+de*(de+1)*rev2)+cnt0*(bj*de+de*(de-1)*rev2);
        }
    }
    cout << ans << "\n";
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:69:19: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   69 |     for(ll j = 0;j<b.size()-1;j++){
      |                  ~^~~~~~~~~~~

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 5 ms 1008 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 1 ms 860 KB Output is correct
7 Correct 1 ms 600 KB Output is correct
8 Correct 2 ms 860 KB Output is correct
9 Correct 1 ms 600 KB Output is correct
10 Correct 1 ms 600 KB Output is correct
11 Correct 5 ms 860 KB Output is correct
12 Correct 5 ms 860 KB Output is correct

Subtask #2
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 5 ms 1008 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 1 ms 860 KB Output is correct
7 Correct 1 ms 600 KB Output is correct
8 Correct 2 ms 860 KB Output is correct
9 Correct 1 ms 600 KB Output is correct
10 Correct 1 ms 600 KB Output is correct
11 Correct 5 ms 860 KB Output is correct
12 Correct 5 ms 860 KB Output is correct
13 Correct 6 ms 860 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 7 ms 996 KB Output is correct
17 Correct 6 ms 860 KB Output is correct
18 Correct 6 ms 860 KB Output is correct
19 Correct 6 ms 860 KB Output is correct
20 Correct 2 ms 856 KB Output is correct
21 Correct 2 ms 860 KB Output is correct
22 Correct 2 ms 860 KB Output is correct
23 Correct 5 ms 856 KB Output is correct
24 Correct 5 ms 860 KB Output is correct
25 Correct 5 ms 856 KB Output is correct
26 Correct 5 ms 828 KB Output is correct
27 Correct 5 ms 860 KB Output is correct
28 Correct 5 ms 860 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct

Subtask #3
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 5 ms 1008 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 1 ms 860 KB Output is correct
7 Correct 1 ms 600 KB Output is correct
8 Correct 2 ms 860 KB Output is correct
9 Correct 1 ms 600 KB Output is correct
10 Correct 1 ms 600 KB Output is correct
11 Correct 5 ms 860 KB Output is correct
12 Correct 5 ms 860 KB Output is correct
13 Correct 6 ms 860 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 7 ms 996 KB Output is correct
17 Correct 6 ms 860 KB Output is correct
18 Correct 6 ms 860 KB Output is correct
19 Correct 6 ms 860 KB Output is correct
20 Correct 2 ms 856 KB Output is correct
21 Correct 2 ms 860 KB Output is correct
22 Correct 2 ms 860 KB Output is correct
23 Correct 5 ms 856 KB Output is correct
24 Correct 5 ms 860 KB Output is correct
25 Correct 5 ms 856 KB Output is correct
26 Correct 5 ms 828 KB Output is correct
27 Correct 5 ms 860 KB Output is correct
28 Correct 5 ms 860 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 199 ms 1252 KB Output is correct
36 Correct 198 ms 1112 KB Output is correct
37 Correct 202 ms 1512 KB Output is correct
38 Correct 199 ms 1144 KB Output is correct
39 Correct 203 ms 1112 KB Output is correct
40 Correct 2 ms 856 KB Output is correct
41 Correct 3 ms 860 KB Output is correct
42 Correct 2 ms 884 KB Output is correct
43 Correct 179 ms 1156 KB Output is correct
44 Correct 189 ms 1116 KB Output is correct
45 Correct 181 ms 1116 KB Output is correct
46 Correct 189 ms 1116 KB Output is correct
47 Correct 185 ms 1116 KB Output is correct
48 Correct 193 ms 1244 KB Output is correct

Subtask #4
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 5 ms 1008 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 1 ms 860 KB Output is correct
7 Correct 1 ms 600 KB Output is correct
8 Correct 2 ms 860 KB Output is correct
9 Correct 1 ms 600 KB Output is correct
10 Correct 1 ms 600 KB Output is correct
11 Correct 5 ms 860 KB Output is correct
12 Correct 5 ms 860 KB Output is correct
13 Correct 6 ms 860 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 7 ms 996 KB Output is correct
17 Correct 6 ms 860 KB Output is correct
18 Correct 6 ms 860 KB Output is correct
19 Correct 6 ms 860 KB Output is correct
20 Correct 2 ms 856 KB Output is correct
21 Correct 2 ms 860 KB Output is correct
22 Correct 2 ms 860 KB Output is correct
23 Correct 5 ms 856 KB Output is correct
24 Correct 5 ms 860 KB Output is correct
25 Correct 5 ms 856 KB Output is correct
26 Correct 5 ms 828 KB Output is correct
27 Correct 5 ms 860 KB Output is correct
28 Correct 5 ms 860 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 199 ms 1252 KB Output is correct
36 Correct 198 ms 1112 KB Output is correct
37 Correct 202 ms 1512 KB Output is correct
38 Correct 199 ms 1144 KB Output is correct
39 Correct 203 ms 1112 KB Output is correct
40 Correct 2 ms 856 KB Output is correct
41 Correct 3 ms 860 KB Output is correct
42 Correct 2 ms 884 KB Output is correct
43 Correct 179 ms 1156 KB Output is correct
44 Correct 189 ms 1116 KB Output is correct
45 Correct 181 ms 1116 KB Output is correct
46 Correct 189 ms 1116 KB Output is correct
47 Correct 185 ms 1116 KB Output is correct
48 Correct 193 ms 1244 KB Output is correct
49 Correct 202 ms 1148 KB Output is correct
50 Correct 207 ms 1444 KB Output is correct
51 Correct 201 ms 1168 KB Output is correct
52 Correct 207 ms 1460 KB Output is correct
53 Correct 199 ms 1116 KB Output is correct
54 Correct 2 ms 860 KB Output is correct
55 Correct 2 ms 860 KB Output is correct
56 Correct 3 ms 860 KB Output is correct
57 Correct 200 ms 1424 KB Output is correct
58 Correct 184 ms 1112 KB Output is correct
59 Correct 190 ms 1144 KB Output is correct
60 Correct 189 ms 1364 KB Output is correct
61 Correct 186 ms 1116 KB Output is correct
62 Correct 190 ms 1192 KB Output is correct

Subtask #5
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 5 ms 1008 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 1 ms 860 KB Output is correct
7 Correct 1 ms 600 KB Output is correct
8 Correct 2 ms 860 KB Output is correct
9 Correct 1 ms 600 KB Output is correct
10 Correct 1 ms 600 KB Output is correct
11 Correct 5 ms 860 KB Output is correct
12 Correct 5 ms 860 KB Output is correct
13 Correct 6 ms 860 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 7 ms 996 KB Output is correct
17 Correct 6 ms 860 KB Output is correct
18 Correct 6 ms 860 KB Output is correct
19 Correct 6 ms 860 KB Output is correct
20 Correct 2 ms 856 KB Output is correct
21 Correct 2 ms 860 KB Output is correct
22 Correct 2 ms 860 KB Output is correct
23 Correct 5 ms 856 KB Output is correct
24 Correct 5 ms 860 KB Output is correct
25 Correct 5 ms 856 KB Output is correct
26 Correct 5 ms 828 KB Output is correct
27 Correct 5 ms 860 KB Output is correct
28 Correct 5 ms 860 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1839 ms 123988 KB Output is correct
36 Correct 1840 ms 124064 KB Output is correct
37 Correct 1848 ms 123484 KB Output is correct
38 Correct 1884 ms 124232 KB Output is correct
39 Correct 1906 ms 123548 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 1 ms 348 KB Output is correct
42 Correct 440 ms 110768 KB Output is correct
43 Correct 467 ms 112812 KB Output is correct
44 Correct 453 ms 110844 KB Output is correct
45 Correct 1176 ms 125932 KB Output is correct
46 Correct 1231 ms 121988 KB Output is correct
47 Correct 1242 ms 123844 KB Output is correct
48 Correct 1489 ms 123948 KB Output is correct
49 Correct 1455 ms 122148 KB Output is correct
50 Correct 1444 ms 123696 KB Output is correct

Subtask #6
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 5 ms 1008 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 1 ms 860 KB Output is correct
7 Correct 1 ms 600 KB Output is correct
8 Correct 2 ms 860 KB Output is correct
9 Correct 1 ms 600 KB Output is correct
10 Correct 1 ms 600 KB Output is correct
11 Correct 5 ms 860 KB Output is correct
12 Correct 5 ms 860 KB Output is correct
13 Correct 6 ms 860 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 7 ms 996 KB Output is correct
17 Correct 6 ms 860 KB Output is correct
18 Correct 6 ms 860 KB Output is correct
19 Correct 6 ms 860 KB Output is correct
20 Correct 2 ms 856 KB Output is correct
21 Correct 2 ms 860 KB Output is correct
22 Correct 2 ms 860 KB Output is correct
23 Correct 5 ms 856 KB Output is correct
24 Correct 5 ms 860 KB Output is correct
25 Correct 5 ms 856 KB Output is correct
26 Correct 5 ms 828 KB Output is correct
27 Correct 5 ms 860 KB Output is correct
28 Correct 5 ms 860 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 199 ms 1252 KB Output is correct
36 Correct 198 ms 1112 KB Output is correct
37 Correct 202 ms 1512 KB Output is correct
38 Correct 199 ms 1144 KB Output is correct
39 Correct 203 ms 1112 KB Output is correct
40 Correct 2 ms 856 KB Output is correct
41 Correct 3 ms 860 KB Output is correct
42 Correct 2 ms 884 KB Output is correct
43 Correct 179 ms 1156 KB Output is correct
44 Correct 189 ms 1116 KB Output is correct
45 Correct 181 ms 1116 KB Output is correct
46 Correct 189 ms 1116 KB Output is correct
47 Correct 185 ms 1116 KB Output is correct
48 Correct 193 ms 1244 KB Output is correct
49 Correct 1839 ms 123988 KB Output is correct
50 Correct 1840 ms 124064 KB Output is correct
51 Correct 1848 ms 123484 KB Output is correct
52 Correct 1884 ms 124232 KB Output is correct
53 Correct 1906 ms 123548 KB Output is correct
54 Correct 1 ms 348 KB Output is correct
55 Correct 1 ms 348 KB Output is correct
56 Correct 440 ms 110768 KB Output is correct
57 Correct 467 ms 112812 KB Output is correct
58 Correct 453 ms 110844 KB Output is correct
59 Correct 1176 ms 125932 KB Output is correct
60 Correct 1231 ms 121988 KB Output is correct
61 Correct 1242 ms 123844 KB Output is correct
62 Correct 1489 ms 123948 KB Output is correct
63 Correct 1455 ms 122148 KB Output is correct
64 Correct 1444 ms 123696 KB Output is correct
65 Execution timed out 5047 ms 107872 KB Time limit exceeded
66 Halted 0 ms 0 KB -

Subtask #7
0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 5 ms 1008 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 1 ms 860 KB Output is correct
7 Correct 1 ms 600 KB Output is correct
8 Correct 2 ms 860 KB Output is correct
9 Correct 1 ms 600 KB Output is correct
10 Correct 1 ms 600 KB Output is correct
11 Correct 5 ms 860 KB Output is correct
12 Correct 5 ms 860 KB Output is correct
13 Correct 6 ms 860 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 7 ms 996 KB Output is correct
17 Correct 6 ms 860 KB Output is correct
18 Correct 6 ms 860 KB Output is correct
19 Correct 6 ms 860 KB Output is correct
20 Correct 2 ms 856 KB Output is correct
21 Correct 2 ms 860 KB Output is correct
22 Correct 2 ms 860 KB Output is correct
23 Correct 5 ms 856 KB Output is correct
24 Correct 5 ms 860 KB Output is correct
25 Correct 5 ms 856 KB Output is correct
26 Correct 5 ms 828 KB Output is correct
27 Correct 5 ms 860 KB Output is correct
28 Correct 5 ms 860 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 199 ms 1252 KB Output is correct
36 Correct 198 ms 1112 KB Output is correct
37 Correct 202 ms 1512 KB Output is correct
38 Correct 199 ms 1144 KB Output is correct
39 Correct 203 ms 1112 KB Output is correct
40 Correct 2 ms 856 KB Output is correct
41 Correct 3 ms 860 KB Output is correct
42 Correct 2 ms 884 KB Output is correct
43 Correct 179 ms 1156 KB Output is correct
44 Correct 189 ms 1116 KB Output is correct
45 Correct 181 ms 1116 KB Output is correct
46 Correct 189 ms 1116 KB Output is correct
47 Correct 185 ms 1116 KB Output is correct
48 Correct 193 ms 1244 KB Output is correct
49 Correct 202 ms 1148 KB Output is correct
50 Correct 207 ms 1444 KB Output is correct
51 Correct 201 ms 1168 KB Output is correct
52 Correct 207 ms 1460 KB Output is correct
53 Correct 199 ms 1116 KB Output is correct
54 Correct 2 ms 860 KB Output is correct
55 Correct 2 ms 860 KB Output is correct
56 Correct 3 ms 860 KB Output is correct
57 Correct 200 ms 1424 KB Output is correct
58 Correct 184 ms 1112 KB Output is correct
59 Correct 190 ms 1144 KB Output is correct
60 Correct 189 ms 1364 KB Output is correct
61 Correct 186 ms 1116 KB Output is correct
62 Correct 190 ms 1192 KB Output is correct
63 Correct 1839 ms 123988 KB Output is correct
64 Correct 1840 ms 124064 KB Output is correct
65 Correct 1848 ms 123484 KB Output is correct
66 Correct 1884 ms 124232 KB Output is correct
67 Correct 1906 ms 123548 KB Output is correct
68 Correct 1 ms 348 KB Output is correct
69 Correct 1 ms 348 KB Output is correct
70 Correct 440 ms 110768 KB Output is correct
71 Correct 467 ms 112812 KB Output is correct
72 Correct 453 ms 110844 KB Output is correct
73 Correct 1176 ms 125932 KB Output is correct
74 Correct 1231 ms 121988 KB Output is correct
75 Correct 1242 ms 123844 KB Output is correct
76 Correct 1489 ms 123948 KB Output is correct
77 Correct 1455 ms 122148 KB Output is correct
78 Correct 1444 ms 123696 KB Output is correct
79 Execution timed out 5047 ms 107872 KB Time limit exceeded
80 Halted 0 ms 0 KB -