oj.uz

Submission #973227

# Submission time Handle Problem Language Result Execution time Memory
973227 2024-05-01T16:26:58 Z njoop Cryptography (NOI20_crypto) C++14
35 / 100
 340 ms 26284 KB 
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <bits/stdc++.h>
#define ll long long

using namespace __gnu_pbds;
using namespace std;

int n, in, ord[300010], idx;
ll fac[3000010], mod = 1e9+7, ans;
vector<pair<int, int>> v;

typedef tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update> ordered_set;

ordered_set s;

int main() {
    cin.tie(0)->sync_with_stdio(0);
    fac[0] = 1;
    for(int i=1; i<300010; i++) {
        fac[i] = i*fac[i-1];
        fac[i] %= mod;
    }
    cin >> n;
    for(int i=1; i<=n; i++) {
        cin >> in;
        v.push_back({in, i});
    }
    sort(v.begin(), v.end());
    for(int i=0; i<v.size(); i++) {
        ord[v[i].second] = i;
    }
    for(int i=1; i<=n; i++) {
        idx = s.order_of_key(ord[i]);
        ans += ((ord[i]-idx)*fac[n-i])%mod;
        ans %= mod;
        s.insert(ord[i]);
    }
    cout << ans+1;
    return 0;
}

Compilation message

Crypto.cpp: In function 'int main()':
Crypto.cpp:30:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   30 |     for(int i=0; i<v.size(); i++) {
      |                  ~^~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4696 KB Output is correct
2 Correct 3 ms 4700 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4696 KB Output is correct
2 Correct 3 ms 4700 KB Output is correct
3 Correct 3 ms 4700 KB Output is correct
4 Correct 3 ms 4700 KB Output is correct
5 Correct 3 ms 4700 KB Output is correct
6 Correct 3 ms 4700 KB Output is correct
7 Correct 3 ms 4700 KB Output is correct
8 Correct 3 ms 4700 KB Output is correct
9 Correct 3 ms 4700 KB Output is correct
10 Correct 3 ms 4696 KB Output is correct
11 Correct 3 ms 4700 KB Output is correct
12 Correct 3 ms 4744 KB Output is correct
13 Correct 3 ms 4700 KB Output is correct
14 Correct 3 ms 4740 KB Output is correct
15 Correct 3 ms 4744 KB Output is correct
16 Correct 3 ms 4696 KB Output is correct
17 Correct 3 ms 4744 KB Output is correct
18 Correct 3 ms 4700 KB Output is correct
19 Correct 3 ms 4696 KB Output is correct
20 Correct 3 ms 4700 KB Output is correct
21 Correct 3 ms 4700 KB Output is correct
22 Correct 3 ms 4700 KB Output is correct
23 Correct 3 ms 4736 KB Output is correct
24 Correct 3 ms 4700 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4700 KB Output is correct
2 Correct 310 ms 24908 KB Output is correct
3 Correct 320 ms 24508 KB Output is correct
4 Correct 291 ms 24756 KB Output is correct
5 Correct 328 ms 25124 KB Output is correct
6 Correct 314 ms 25792 KB Output is correct
7 Correct 308 ms 24596 KB Output is correct
8 Correct 302 ms 23996 KB Output is correct
9 Correct 299 ms 25004 KB Output is correct
10 Correct 315 ms 25336 KB Output is correct
11 Correct 301 ms 24320 KB Output is correct
12 Correct 312 ms 24080 KB Output is correct
13 Correct 309 ms 25280 KB Output is correct
14 Correct 340 ms 26284 KB Output is correct
15 Correct 309 ms 24196 KB Output is correct
16 Correct 312 ms 24092 KB Output is correct
17 Correct 309 ms 24468 KB Output is correct
18 Correct 294 ms 25260 KB Output is correct
19 Correct 316 ms 24452 KB Output is correct
20 Correct 318 ms 24764 KB Output is correct
21 Correct 316 ms 23996 KB Output is correct

Subtask #4
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4700 KB Output is correct
2 Correct 246 ms 25152 KB Output is correct
3 Correct 218 ms 23484 KB Output is correct
4 Correct 280 ms 23488 KB Output is correct
5 Correct 261 ms 24256 KB Output is correct
6 Correct 225 ms 24508 KB Output is correct
7 Correct 220 ms 23476 KB Output is correct
8 Correct 296 ms 24416 KB Output is correct
9 Correct 299 ms 23428 KB Output is correct
10 Correct 257 ms 25020 KB Output is correct
11 Correct 232 ms 24768 KB Output is correct
12 Correct 220 ms 24664 KB Output is correct
13 Correct 252 ms 24268 KB Output is correct
14 Correct 225 ms 23592 KB Output is correct
15 Correct 263 ms 25012 KB Output is correct
16 Correct 240 ms 25172 KB Output is correct
17 Correct 244 ms 23992 KB Output is correct
18 Correct 230 ms 24248 KB Output is correct
19 Correct 221 ms 24768 KB Output is correct
20 Correct 221 ms 24256 KB Output is correct
21 Correct 243 ms 25128 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4696 KB Output is correct
2 Correct 4 ms 4696 KB Output is correct
3 Correct 4 ms 4700 KB Output is correct
4 Correct 4 ms 4756 KB Output is correct
5 Correct 4 ms 4700 KB Output is correct
6 Correct 4 ms 4700 KB Output is correct
7 Correct 4 ms 4700 KB Output is correct
8 Correct 4 ms 4700 KB Output is correct
9 Correct 4 ms 4700 KB Output is correct
10 Correct 4 ms 4752 KB Output is correct
11 Correct 4 ms 4700 KB Output is correct
12 Correct 4 ms 4760 KB Output is correct
13 Correct 4 ms 4700 KB Output is correct
14 Correct 4 ms 4700 KB Output is correct
15 Incorrect 3 ms 4700 KB Output isn't correct
16 Halted 0 ms 0 KB -

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4696 KB Output is correct
2 Correct 3 ms 4700 KB Output is correct
3 Correct 3 ms 4700 KB Output is correct
4 Correct 3 ms 4700 KB Output is correct
5 Correct 3 ms 4700 KB Output is correct
6 Correct 3 ms 4700 KB Output is correct
7 Correct 3 ms 4700 KB Output is correct
8 Correct 3 ms 4700 KB Output is correct
9 Correct 3 ms 4700 KB Output is correct
10 Correct 3 ms 4696 KB Output is correct
11 Correct 3 ms 4700 KB Output is correct
12 Correct 3 ms 4744 KB Output is correct
13 Correct 3 ms 4700 KB Output is correct
14 Correct 3 ms 4740 KB Output is correct
15 Correct 3 ms 4744 KB Output is correct
16 Correct 3 ms 4696 KB Output is correct
17 Correct 3 ms 4744 KB Output is correct
18 Correct 3 ms 4700 KB Output is correct
19 Correct 3 ms 4696 KB Output is correct
20 Correct 3 ms 4700 KB Output is correct
21 Correct 3 ms 4700 KB Output is correct
22 Correct 3 ms 4700 KB Output is correct
23 Correct 3 ms 4736 KB Output is correct
24 Correct 3 ms 4700 KB Output is correct
25 Correct 3 ms 4696 KB Output is correct
26 Correct 4 ms 4696 KB Output is correct
27 Correct 4 ms 4700 KB Output is correct
28 Correct 4 ms 4756 KB Output is correct
29 Correct 4 ms 4700 KB Output is correct
30 Correct 4 ms 4700 KB Output is correct
31 Correct 4 ms 4700 KB Output is correct
32 Correct 4 ms 4700 KB Output is correct
33 Correct 4 ms 4700 KB Output is correct
34 Correct 4 ms 4752 KB Output is correct
35 Correct 4 ms 4700 KB Output is correct
36 Correct 4 ms 4760 KB Output is correct
37 Correct 4 ms 4700 KB Output is correct
38 Correct 4 ms 4700 KB Output is correct
39 Incorrect 3 ms 4700 KB Output isn't correct
40 Halted 0 ms 0 KB -

Subtask #7
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4700 KB Output is correct
2 Correct 246 ms 25152 KB Output is correct
3 Correct 218 ms 23484 KB Output is correct
4 Correct 280 ms 23488 KB Output is correct
5 Correct 261 ms 24256 KB Output is correct
6 Correct 225 ms 24508 KB Output is correct
7 Correct 220 ms 23476 KB Output is correct
8 Correct 296 ms 24416 KB Output is correct
9 Correct 299 ms 23428 KB Output is correct
10 Correct 257 ms 25020 KB Output is correct
11 Correct 232 ms 24768 KB Output is correct
12 Correct 220 ms 24664 KB Output is correct
13 Correct 252 ms 24268 KB Output is correct
14 Correct 225 ms 23592 KB Output is correct
15 Correct 263 ms 25012 KB Output is correct
16 Correct 240 ms 25172 KB Output is correct
17 Correct 244 ms 23992 KB Output is correct
18 Correct 230 ms 24248 KB Output is correct
19 Correct 221 ms 24768 KB Output is correct
20 Correct 221 ms 24256 KB Output is correct
21 Correct 243 ms 25128 KB Output is correct
22 Correct 3 ms 4696 KB Output is correct
23 Correct 4 ms 4696 KB Output is correct
24 Correct 4 ms 4700 KB Output is correct
25 Correct 4 ms 4756 KB Output is correct
26 Correct 4 ms 4700 KB Output is correct
27 Correct 4 ms 4700 KB Output is correct
28 Correct 4 ms 4700 KB Output is correct
29 Correct 4 ms 4700 KB Output is correct
30 Correct 4 ms 4700 KB Output is correct
31 Correct 4 ms 4752 KB Output is correct
32 Correct 4 ms 4700 KB Output is correct
33 Correct 4 ms 4760 KB Output is correct
34 Correct 4 ms 4700 KB Output is correct
35 Correct 4 ms 4700 KB Output is correct
36 Incorrect 3 ms 4700 KB Output isn't correct
37 Halted 0 ms 0 KB -

Subtask #8
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4696 KB Output is correct
2 Correct 3 ms 4700 KB Output is correct
3 Correct 3 ms 4700 KB Output is correct
4 Correct 3 ms 4700 KB Output is correct
5 Correct 3 ms 4700 KB Output is correct
6 Correct 3 ms 4700 KB Output is correct
7 Correct 3 ms 4700 KB Output is correct
8 Correct 3 ms 4700 KB Output is correct
9 Correct 3 ms 4700 KB Output is correct
10 Correct 3 ms 4696 KB Output is correct
11 Correct 3 ms 4700 KB Output is correct
12 Correct 3 ms 4744 KB Output is correct
13 Correct 3 ms 4700 KB Output is correct
14 Correct 3 ms 4740 KB Output is correct
15 Correct 3 ms 4744 KB Output is correct
16 Correct 3 ms 4696 KB Output is correct
17 Correct 3 ms 4744 KB Output is correct
18 Correct 3 ms 4700 KB Output is correct
19 Correct 3 ms 4696 KB Output is correct
20 Correct 3 ms 4700 KB Output is correct
21 Correct 3 ms 4700 KB Output is correct
22 Correct 3 ms 4700 KB Output is correct
23 Correct 3 ms 4736 KB Output is correct
24 Correct 3 ms 4700 KB Output is correct
25 Correct 3 ms 4700 KB Output is correct
26 Correct 310 ms 24908 KB Output is correct
27 Correct 320 ms 24508 KB Output is correct
28 Correct 291 ms 24756 KB Output is correct
29 Correct 328 ms 25124 KB Output is correct
30 Correct 314 ms 25792 KB Output is correct
31 Correct 308 ms 24596 KB Output is correct
32 Correct 302 ms 23996 KB Output is correct
33 Correct 299 ms 25004 KB Output is correct
34 Correct 315 ms 25336 KB Output is correct
35 Correct 301 ms 24320 KB Output is correct
36 Correct 312 ms 24080 KB Output is correct
37 Correct 309 ms 25280 KB Output is correct
38 Correct 340 ms 26284 KB Output is correct
39 Correct 309 ms 24196 KB Output is correct
40 Correct 312 ms 24092 KB Output is correct
41 Correct 309 ms 24468 KB Output is correct
42 Correct 294 ms 25260 KB Output is correct
43 Correct 316 ms 24452 KB Output is correct
44 Correct 318 ms 24764 KB Output is correct
45 Correct 316 ms 23996 KB Output is correct
46 Correct 3 ms 4700 KB Output is correct
47 Correct 246 ms 25152 KB Output is correct
48 Correct 218 ms 23484 KB Output is correct
49 Correct 280 ms 23488 KB Output is correct
50 Correct 261 ms 24256 KB Output is correct
51 Correct 225 ms 24508 KB Output is correct
52 Correct 220 ms 23476 KB Output is correct
53 Correct 296 ms 24416 KB Output is correct
54 Correct 299 ms 23428 KB Output is correct
55 Correct 257 ms 25020 KB Output is correct
56 Correct 232 ms 24768 KB Output is correct
57 Correct 220 ms 24664 KB Output is correct
58 Correct 252 ms 24268 KB Output is correct
59 Correct 225 ms 23592 KB Output is correct
60 Correct 263 ms 25012 KB Output is correct
61 Correct 240 ms 25172 KB Output is correct
62 Correct 244 ms 23992 KB Output is correct
63 Correct 230 ms 24248 KB Output is correct
64 Correct 221 ms 24768 KB Output is correct
65 Correct 221 ms 24256 KB Output is correct
66 Correct 243 ms 25128 KB Output is correct
67 Correct 3 ms 4696 KB Output is correct
68 Correct 4 ms 4696 KB Output is correct
69 Correct 4 ms 4700 KB Output is correct
70 Correct 4 ms 4756 KB Output is correct
71 Correct 4 ms 4700 KB Output is correct
72 Correct 4 ms 4700 KB Output is correct
73 Correct 4 ms 4700 KB Output is correct
74 Correct 4 ms 4700 KB Output is correct
75 Correct 4 ms 4700 KB Output is correct
76 Correct 4 ms 4752 KB Output is correct
77 Correct 4 ms 4700 KB Output is correct
78 Correct 4 ms 4760 KB Output is correct
79 Correct 4 ms 4700 KB Output is correct
80 Correct 4 ms 4700 KB Output is correct
81 Incorrect 3 ms 4700 KB Output isn't correct
82 Halted 0 ms 0 KB -