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Submission #593999

# Submission time Handle Problem Language Result Execution time Memory
593999 2022-07-11T20:55:15 Z OttoTheDino Misspelling (JOI22_misspelling) C++17
100 / 100
 477 ms 85216 KB 
#include <bits/stdc++.h>
using namespace std;

#define rep(i,s,e)                  for (int i = s; i <= e; ++i)
#define rrep(i,s,e)                 for (int i = s; i >= e; --i)
#define pb                          push_back
#define fi                          first
#define se                          second
#define len(a)                      (int)a.size()
typedef pair<int, int> ii;
typedef vector<ii> vii;
typedef vector<int> vi;

const int mod = 1e9+7;

int n, m, c[26][2] = {}, dp[(int)1e6][26] = {}, ans = 0;

int main() {
    ios::sync_with_stdio(0);
    cin.tie(0);
    
    cin >> n >> m;

    vii upd[n+1];
    rep (i,1,m) {
        int a, b; cin >> a >> b;
        if (a<b) upd[a].pb({b,0});
        else upd[b].pb({a,1});
    }
    vi f[2];
    rrep (i,n,1) {
        for (ii el : upd[i]) {
            while (len(f[el.se]) && f[el.se].back()<=el.fi) {
                rep (j,0,25) c[j][el.se] = (c[j][el.se]-dp[f[el.se].back()][j]+mod)%mod;
                f[el.se].pop_back();
            }
        }
        int s = 1;
        rep (j,0,25) {
            dp[i][j] = (dp[i][j]+s)%mod;
            s = (s+c[j][0])%mod;
        }
        s = 0;
        rrep (j,25,0) {
            dp[i][j] = (dp[i][j]+s)%mod;
            s = (s+c[j][1])%mod;
        }
        rep (j,0,25) {
            c[j][0] = (c[j][0] + dp[i][j])%mod;
            c[j][1] = (c[j][1] + dp[i][j])%mod;
        }
        f[0].pb(i), f[1].pb(i);
    }
    rep (i,0,25) ans = (ans + dp[1][i]) % mod;
    cout << ans << "\n";

    return 0;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 224 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 224 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 2 ms 468 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct

Subtask #3
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 334 ms 78568 KB Output is correct
6 Correct 345 ms 85064 KB Output is correct
7 Correct 342 ms 85144 KB Output is correct
8 Correct 327 ms 85092 KB Output is correct
9 Correct 331 ms 85104 KB Output is correct
10 Correct 14 ms 3540 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 400 ms 79980 KB Output is correct

Subtask #4
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 224 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 2 ms 468 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 13 ms 3412 KB Output is correct
27 Correct 11 ms 3312 KB Output is correct
28 Correct 11 ms 3384 KB Output is correct
29 Correct 14 ms 3284 KB Output is correct
30 Correct 14 ms 3284 KB Output is correct
31 Correct 99 ms 9216 KB Output is correct
32 Correct 13 ms 3412 KB Output is correct
33 Correct 14 ms 3444 KB Output is correct
34 Correct 14 ms 3152 KB Output is correct
35 Correct 100 ms 9816 KB Output is correct
36 Correct 7 ms 3028 KB Output is correct
37 Correct 13 ms 3156 KB Output is correct
38 Correct 12 ms 2984 KB Output is correct
39 Correct 11 ms 2948 KB Output is correct

Subtask #5
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 224 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 2 ms 468 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 334 ms 78568 KB Output is correct
31 Correct 345 ms 85064 KB Output is correct
32 Correct 342 ms 85144 KB Output is correct
33 Correct 327 ms 85092 KB Output is correct
34 Correct 331 ms 85104 KB Output is correct
35 Correct 14 ms 3540 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 212 KB Output is correct
38 Correct 400 ms 79980 KB Output is correct
39 Correct 13 ms 3412 KB Output is correct
40 Correct 11 ms 3312 KB Output is correct
41 Correct 11 ms 3384 KB Output is correct
42 Correct 14 ms 3284 KB Output is correct
43 Correct 14 ms 3284 KB Output is correct
44 Correct 99 ms 9216 KB Output is correct
45 Correct 13 ms 3412 KB Output is correct
46 Correct 14 ms 3444 KB Output is correct
47 Correct 14 ms 3152 KB Output is correct
48 Correct 100 ms 9816 KB Output is correct
49 Correct 7 ms 3028 KB Output is correct
50 Correct 13 ms 3156 KB Output is correct
51 Correct 12 ms 2984 KB Output is correct
52 Correct 11 ms 2948 KB Output is correct
53 Correct 280 ms 74328 KB Output is correct
54 Correct 262 ms 76108 KB Output is correct
55 Correct 419 ms 81224 KB Output is correct
56 Correct 398 ms 81224 KB Output is correct
57 Correct 334 ms 85216 KB Output is correct
58 Correct 340 ms 85188 KB Output is correct
59 Correct 344 ms 85124 KB Output is correct
60 Correct 477 ms 79380 KB Output is correct
61 Correct 183 ms 66884 KB Output is correct
62 Correct 368 ms 76004 KB Output is correct
63 Correct 331 ms 72168 KB Output is correct
64 Correct 271 ms 67896 KB Output is correct