oj.uz

Submission #329822

# Submission time Handle Problem Language Result Execution time Memory
329822 2020-11-22T17:35:32 Z Plurm Cryptography (NOI20_crypto) C++11
100 / 100
 277 ms 36308 KB 
#include<bits/stdc++.h>
#define int long long
using namespace std;
int dp[300010];
int fw[300010];
 
int fac(int n){
    if(dp[n]!=0) return dp[n];
    if(n==0) return 1;
    return dp[n]=(fac(n-1)%1000000007*n) % 1000000007;
}
 
void update(int node,int val){
    while(node<300010){
        fw[node] += val;
        node += (node&-node);
    }
}
 
int qs(int node){
    int sum=0;
    while(node>0){
        sum += fw[node];
        node -= (node&-node);
    }
    return sum;
}
 
main(){
    int n;
    cin >> n;
    vector<int> vec;
    for(int i=0;i<n;i++){
        int k;
        scanf("%lld",&k);
        vec.emplace_back(k);
    }
    vector<int> v=vec;
    sort(v.begin(),v.end());
    unordered_map<int,int> mapp;
    int cnt=1;
    for(int i=0;i<n;i++){
        mapp[v[i]]=cnt;
        cnt++;
    }
    for(int i=0;i<n;i++){
        vec[i]=mapp[vec[i]];
    }
    int ans=1;
    for(int i=0;i<n;i++){
        int c=qs(vec[i]);
        update(vec[i],1);
        ans += ((vec[i]-1-c) * fac(n-1-i));
        ans %= 1000000007;
    }
    cout << ans;
}

Compilation message

Crypto.cpp:29:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   29 | main(){
      |      ^
Crypto.cpp: In function 'int main()':
Crypto.cpp:35:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   35 |         scanf("%lld",&k);
      |         ~~~~~^~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 1 ms 512 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 364 KB Output is correct
24 Correct 1 ms 364 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 225 ms 35796 KB Output is correct
3 Correct 220 ms 36052 KB Output is correct
4 Correct 211 ms 36052 KB Output is correct
5 Correct 215 ms 36180 KB Output is correct
6 Correct 213 ms 36052 KB Output is correct
7 Correct 213 ms 36052 KB Output is correct
8 Correct 218 ms 36184 KB Output is correct
9 Correct 230 ms 36180 KB Output is correct
10 Correct 218 ms 36180 KB Output is correct
11 Correct 217 ms 36208 KB Output is correct
12 Correct 212 ms 36308 KB Output is correct
13 Correct 221 ms 36180 KB Output is correct
14 Correct 216 ms 36180 KB Output is correct
15 Correct 220 ms 36308 KB Output is correct
16 Correct 226 ms 36308 KB Output is correct
17 Correct 211 ms 36124 KB Output is correct
18 Correct 220 ms 36308 KB Output is correct
19 Correct 215 ms 36180 KB Output is correct
20 Correct 207 ms 36228 KB Output is correct
21 Correct 221 ms 36192 KB Output is correct

Subtask #4
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 103 ms 35028 KB Output is correct
3 Correct 103 ms 35156 KB Output is correct
4 Correct 105 ms 35156 KB Output is correct
5 Correct 106 ms 35156 KB Output is correct
6 Correct 125 ms 35156 KB Output is correct
7 Correct 102 ms 35284 KB Output is correct
8 Correct 104 ms 35156 KB Output is correct
9 Correct 104 ms 35144 KB Output is correct
10 Correct 104 ms 35156 KB Output is correct
11 Correct 103 ms 35156 KB Output is correct
12 Correct 118 ms 35316 KB Output is correct
13 Correct 105 ms 35284 KB Output is correct
14 Correct 103 ms 35156 KB Output is correct
15 Correct 104 ms 35156 KB Output is correct
16 Correct 105 ms 35156 KB Output is correct
17 Correct 106 ms 35156 KB Output is correct
18 Correct 105 ms 35200 KB Output is correct
19 Correct 105 ms 35156 KB Output is correct
20 Correct 106 ms 35284 KB Output is correct
21 Correct 103 ms 35180 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 2 ms 748 KB Output is correct
3 Correct 2 ms 748 KB Output is correct
4 Correct 2 ms 748 KB Output is correct
5 Correct 2 ms 748 KB Output is correct
6 Correct 2 ms 748 KB Output is correct
7 Correct 2 ms 748 KB Output is correct
8 Correct 2 ms 748 KB Output is correct
9 Correct 2 ms 748 KB Output is correct
10 Correct 2 ms 748 KB Output is correct
11 Correct 2 ms 748 KB Output is correct
12 Correct 2 ms 748 KB Output is correct
13 Correct 2 ms 748 KB Output is correct
14 Correct 2 ms 748 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 2 ms 748 KB Output is correct
17 Correct 2 ms 748 KB Output is correct
18 Correct 2 ms 748 KB Output is correct
19 Correct 2 ms 748 KB Output is correct
20 Correct 2 ms 748 KB Output is correct
21 Correct 2 ms 748 KB Output is correct
22 Correct 2 ms 748 KB Output is correct

Subtask #6
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 1 ms 512 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 364 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 2 ms 748 KB Output is correct
27 Correct 2 ms 748 KB Output is correct
28 Correct 2 ms 748 KB Output is correct
29 Correct 2 ms 748 KB Output is correct
30 Correct 2 ms 748 KB Output is correct
31 Correct 2 ms 748 KB Output is correct
32 Correct 2 ms 748 KB Output is correct
33 Correct 2 ms 748 KB Output is correct
34 Correct 2 ms 748 KB Output is correct
35 Correct 2 ms 748 KB Output is correct
36 Correct 2 ms 748 KB Output is correct
37 Correct 2 ms 748 KB Output is correct
38 Correct 2 ms 748 KB Output is correct
39 Correct 1 ms 364 KB Output is correct
40 Correct 2 ms 748 KB Output is correct
41 Correct 2 ms 748 KB Output is correct
42 Correct 2 ms 748 KB Output is correct
43 Correct 2 ms 748 KB Output is correct
44 Correct 2 ms 748 KB Output is correct
45 Correct 2 ms 748 KB Output is correct
46 Correct 2 ms 748 KB Output is correct
47 Correct 1 ms 364 KB Output is correct
48 Correct 2 ms 748 KB Output is correct
49 Correct 2 ms 748 KB Output is correct
50 Correct 2 ms 748 KB Output is correct
51 Correct 2 ms 748 KB Output is correct
52 Correct 2 ms 748 KB Output is correct
53 Correct 2 ms 748 KB Output is correct
54 Correct 2 ms 748 KB Output is correct
55 Correct 2 ms 748 KB Output is correct
56 Correct 2 ms 748 KB Output is correct
57 Correct 2 ms 748 KB Output is correct
58 Correct 2 ms 748 KB Output is correct
59 Correct 2 ms 748 KB Output is correct
60 Correct 2 ms 748 KB Output is correct
61 Correct 1 ms 364 KB Output is correct
62 Correct 2 ms 748 KB Output is correct
63 Correct 2 ms 748 KB Output is correct
64 Correct 2 ms 620 KB Output is correct
65 Correct 2 ms 620 KB Output is correct
66 Correct 2 ms 620 KB Output is correct
67 Correct 2 ms 620 KB Output is correct
68 Correct 2 ms 620 KB Output is correct

Subtask #7
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 103 ms 35028 KB Output is correct
3 Correct 103 ms 35156 KB Output is correct
4 Correct 105 ms 35156 KB Output is correct
5 Correct 106 ms 35156 KB Output is correct
6 Correct 125 ms 35156 KB Output is correct
7 Correct 102 ms 35284 KB Output is correct
8 Correct 104 ms 35156 KB Output is correct
9 Correct 104 ms 35144 KB Output is correct
10 Correct 104 ms 35156 KB Output is correct
11 Correct 103 ms 35156 KB Output is correct
12 Correct 118 ms 35316 KB Output is correct
13 Correct 105 ms 35284 KB Output is correct
14 Correct 103 ms 35156 KB Output is correct
15 Correct 104 ms 35156 KB Output is correct
16 Correct 105 ms 35156 KB Output is correct
17 Correct 106 ms 35156 KB Output is correct
18 Correct 105 ms 35200 KB Output is correct
19 Correct 105 ms 35156 KB Output is correct
20 Correct 106 ms 35284 KB Output is correct
21 Correct 103 ms 35180 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 2 ms 748 KB Output is correct
24 Correct 2 ms 748 KB Output is correct
25 Correct 2 ms 748 KB Output is correct
26 Correct 2 ms 748 KB Output is correct
27 Correct 2 ms 748 KB Output is correct
28 Correct 2 ms 748 KB Output is correct
29 Correct 2 ms 748 KB Output is correct
30 Correct 2 ms 748 KB Output is correct
31 Correct 2 ms 748 KB Output is correct
32 Correct 2 ms 748 KB Output is correct
33 Correct 2 ms 748 KB Output is correct
34 Correct 2 ms 748 KB Output is correct
35 Correct 2 ms 748 KB Output is correct
36 Correct 1 ms 364 KB Output is correct
37 Correct 2 ms 748 KB Output is correct
38 Correct 2 ms 748 KB Output is correct
39 Correct 2 ms 748 KB Output is correct
40 Correct 2 ms 748 KB Output is correct
41 Correct 2 ms 748 KB Output is correct
42 Correct 2 ms 748 KB Output is correct
43 Correct 2 ms 748 KB Output is correct
44 Correct 1 ms 364 KB Output is correct
45 Correct 157 ms 35156 KB Output is correct
46 Correct 160 ms 35284 KB Output is correct
47 Correct 153 ms 35156 KB Output is correct
48 Correct 155 ms 35284 KB Output is correct
49 Correct 157 ms 35284 KB Output is correct
50 Correct 154 ms 35156 KB Output is correct
51 Correct 153 ms 35156 KB Output is correct
52 Correct 153 ms 35156 KB Output is correct
53 Correct 153 ms 35156 KB Output is correct
54 Correct 155 ms 35156 KB Output is correct
55 Correct 159 ms 35296 KB Output is correct
56 Correct 175 ms 35380 KB Output is correct
57 Correct 154 ms 35328 KB Output is correct
58 Correct 1 ms 364 KB Output is correct
59 Correct 156 ms 35296 KB Output is correct
60 Correct 152 ms 35156 KB Output is correct
61 Correct 154 ms 35156 KB Output is correct
62 Correct 152 ms 35156 KB Output is correct
63 Correct 156 ms 35156 KB Output is correct
64 Correct 154 ms 35284 KB Output is correct
65 Correct 157 ms 35284 KB Output is correct

Subtask #8
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 1 ms 512 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 364 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 225 ms 35796 KB Output is correct
27 Correct 220 ms 36052 KB Output is correct
28 Correct 211 ms 36052 KB Output is correct
29 Correct 215 ms 36180 KB Output is correct
30 Correct 213 ms 36052 KB Output is correct
31 Correct 213 ms 36052 KB Output is correct
32 Correct 218 ms 36184 KB Output is correct
33 Correct 230 ms 36180 KB Output is correct
34 Correct 218 ms 36180 KB Output is correct
35 Correct 217 ms 36208 KB Output is correct
36 Correct 212 ms 36308 KB Output is correct
37 Correct 221 ms 36180 KB Output is correct
38 Correct 216 ms 36180 KB Output is correct
39 Correct 220 ms 36308 KB Output is correct
40 Correct 226 ms 36308 KB Output is correct
41 Correct 211 ms 36124 KB Output is correct
42 Correct 220 ms 36308 KB Output is correct
43 Correct 215 ms 36180 KB Output is correct
44 Correct 207 ms 36228 KB Output is correct
45 Correct 221 ms 36192 KB Output is correct
46 Correct 1 ms 364 KB Output is correct
47 Correct 103 ms 35028 KB Output is correct
48 Correct 103 ms 35156 KB Output is correct
49 Correct 105 ms 35156 KB Output is correct
50 Correct 106 ms 35156 KB Output is correct
51 Correct 125 ms 35156 KB Output is correct
52 Correct 102 ms 35284 KB Output is correct
53 Correct 104 ms 35156 KB Output is correct
54 Correct 104 ms 35144 KB Output is correct
55 Correct 104 ms 35156 KB Output is correct
56 Correct 103 ms 35156 KB Output is correct
57 Correct 118 ms 35316 KB Output is correct
58 Correct 105 ms 35284 KB Output is correct
59 Correct 103 ms 35156 KB Output is correct
60 Correct 104 ms 35156 KB Output is correct
61 Correct 105 ms 35156 KB Output is correct
62 Correct 106 ms 35156 KB Output is correct
63 Correct 105 ms 35200 KB Output is correct
64 Correct 105 ms 35156 KB Output is correct
65 Correct 106 ms 35284 KB Output is correct
66 Correct 103 ms 35180 KB Output is correct
67 Correct 1 ms 364 KB Output is correct
68 Correct 2 ms 748 KB Output is correct
69 Correct 2 ms 748 KB Output is correct
70 Correct 2 ms 748 KB Output is correct
71 Correct 2 ms 748 KB Output is correct
72 Correct 2 ms 748 KB Output is correct
73 Correct 2 ms 748 KB Output is correct
74 Correct 2 ms 748 KB Output is correct
75 Correct 2 ms 748 KB Output is correct
76 Correct 2 ms 748 KB Output is correct
77 Correct 2 ms 748 KB Output is correct
78 Correct 2 ms 748 KB Output is correct
79 Correct 2 ms 748 KB Output is correct
80 Correct 2 ms 748 KB Output is correct
81 Correct 1 ms 364 KB Output is correct
82 Correct 2 ms 748 KB Output is correct
83 Correct 2 ms 748 KB Output is correct
84 Correct 2 ms 748 KB Output is correct
85 Correct 2 ms 748 KB Output is correct
86 Correct 2 ms 748 KB Output is correct
87 Correct 2 ms 748 KB Output is correct
88 Correct 2 ms 748 KB Output is correct
89 Correct 1 ms 364 KB Output is correct
90 Correct 2 ms 748 KB Output is correct
91 Correct 2 ms 748 KB Output is correct
92 Correct 2 ms 748 KB Output is correct
93 Correct 2 ms 748 KB Output is correct
94 Correct 2 ms 748 KB Output is correct
95 Correct 2 ms 748 KB Output is correct
96 Correct 2 ms 748 KB Output is correct
97 Correct 2 ms 748 KB Output is correct
98 Correct 2 ms 748 KB Output is correct
99 Correct 2 ms 748 KB Output is correct
100 Correct 2 ms 748 KB Output is correct
101 Correct 2 ms 748 KB Output is correct
102 Correct 2 ms 748 KB Output is correct
103 Correct 1 ms 364 KB Output is correct
104 Correct 2 ms 748 KB Output is correct
105 Correct 2 ms 748 KB Output is correct
106 Correct 2 ms 620 KB Output is correct
107 Correct 2 ms 620 KB Output is correct
108 Correct 2 ms 620 KB Output is correct
109 Correct 2 ms 620 KB Output is correct
110 Correct 2 ms 620 KB Output is correct
111 Correct 1 ms 364 KB Output is correct
112 Correct 157 ms 35156 KB Output is correct
113 Correct 160 ms 35284 KB Output is correct
114 Correct 153 ms 35156 KB Output is correct
115 Correct 155 ms 35284 KB Output is correct
116 Correct 157 ms 35284 KB Output is correct
117 Correct 154 ms 35156 KB Output is correct
118 Correct 153 ms 35156 KB Output is correct
119 Correct 153 ms 35156 KB Output is correct
120 Correct 153 ms 35156 KB Output is correct
121 Correct 155 ms 35156 KB Output is correct
122 Correct 159 ms 35296 KB Output is correct
123 Correct 175 ms 35380 KB Output is correct
124 Correct 154 ms 35328 KB Output is correct
125 Correct 1 ms 364 KB Output is correct
126 Correct 156 ms 35296 KB Output is correct
127 Correct 152 ms 35156 KB Output is correct
128 Correct 154 ms 35156 KB Output is correct
129 Correct 152 ms 35156 KB Output is correct
130 Correct 156 ms 35156 KB Output is correct
131 Correct 154 ms 35284 KB Output is correct
132 Correct 157 ms 35284 KB Output is correct
133 Correct 1 ms 364 KB Output is correct
134 Correct 272 ms 36308 KB Output is correct
135 Correct 256 ms 36180 KB Output is correct
136 Correct 246 ms 36212 KB Output is correct
137 Correct 277 ms 36236 KB Output is correct
138 Correct 249 ms 36180 KB Output is correct
139 Correct 257 ms 36180 KB Output is correct
140 Correct 246 ms 36180 KB Output is correct
141 Correct 247 ms 36180 KB Output is correct
142 Correct 257 ms 36308 KB Output is correct
143 Correct 250 ms 36168 KB Output is correct
144 Correct 245 ms 36180 KB Output is correct
145 Correct 254 ms 36180 KB Output is correct
146 Correct 247 ms 36180 KB Output is correct
147 Correct 1 ms 364 KB Output is correct
148 Correct 250 ms 36180 KB Output is correct
149 Correct 251 ms 36180 KB Output is correct
150 Correct 252 ms 36180 KB Output is correct
151 Correct 256 ms 36180 KB Output is correct
152 Correct 257 ms 36308 KB Output is correct
153 Correct 248 ms 36204 KB Output is correct
154 Correct 251 ms 36180 KB Output is correct