Submission #632620

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
632620	2022-08-20T12:43:54 Z	S2speed	Misspelling (JOI22_misspelling)	C++17	100 / 100	991 ms	269068 KB

misspelling

#include<bits/stdc++.h>
 
using namespace std;
 
#pragma GCC optimize ("Ofast")
 
#define all(x) x.begin() , x.end()
typedef long long ll;
typedef pair<ll , ll> pll;
 
const ll maxn = 5e5 + 17 , md = 1e9 + 7 , inf = 2e16;
 
ll a[maxn][2];
vector<ll> b[maxn][2];
ll dp[maxn][26] , ps[maxn][26];
set<ll , greater<ll>> s[2];
 
int main(){
	ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
 
	memset(a , -1 , sizeof(a));
	ll n , m;
	cin>>n>>m;
	for(ll i = 0 ; i < m ; i++){
		ll l , r;
		cin>>l>>r; l--; r--;
		bool f = false;
		if(l > r){
			swap(l , r); f = true;
		}
		a[l][f] = max(a[l][f] , r);
	}
	for(ll i = 0 ; i < n ; i++){
		if(a[i][0] != -1){
			b[a[i][0]][0].push_back(i);
		}
		if(a[i][1] != -1){
			b[a[i][1]][1].push_back(i);
		}
	}
	for(ll j = 0 ; j < 26 ; j++){
		ps[0][j] = dp[0][j] = 1;
	}
	s[0].insert(-1); s[1].insert(-1);
	for(ll i = 0 ; i < n - 1 ; i++){
		for(ll k = 0 ; k < 26 ; k++){
			dp[i][k] %= md;
		}
		if(i > 0){
			for(ll j = 0 ; j < 26 ; j++){
				ps[i][j] = ps[i - 1][j] + dp[i][j];
				ps[i][j] -= (ps[i][j] >= md) * md;
			}
		}
		if(a[i][0] != -1){
			s[0].insert(i);
		}
		if(a[i][1] != -1){
			s[1].insert(i);
		}
		for(ll c = 0 ; c < 2 ; c++){
			for(auto k : b[i][c]){
				s[c].erase(k);
			}
		}
		ll j[] = {*s[0].begin() , *s[1].begin()};
		for(ll k = 0 ; k < 26 ; k++){
			ll h = 0;
			h = ps[i][k] - (j[0] == -1 ? 0 : ps[j[0]][k]);
			h += (h < 0) * md;
			for(ll t = 0 ; t < k ; t++){
				dp[i + 1][t] += h;
			}
			h = ps[i][k] - (j[1] == -1 ? 0 : ps[j[1]][k]);
			h += (h < 0) * md;
			for(ll t = k + 1 ; t < 26 ; t++){
				dp[i + 1][t] += h;
			}
		}
	}
	ll ans = 0;
	for(ll i = 0 ; i < n ; i++){
		for(ll k = 0 ; k < 26 ; k++){
			ans += dp[i][k];
		}
		ans %= md;
	}
	ans %= md;
	cout<<ans<<'\n';
	return 0;
}

Subtask #1
8.0 / 8.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	15 ms	31648 KB	Output is correct
2	Correct	18 ms	31572 KB	Output is correct
3	Correct	18 ms	31648 KB	Output is correct
4	Correct	15 ms	31588 KB	Output is correct
5	Correct	16 ms	31652 KB	Output is correct
6	Correct	18 ms	31548 KB	Output is correct
7	Correct	19 ms	31572 KB	Output is correct
8	Correct	18 ms	31648 KB	Output is correct
9	Correct	16 ms	31572 KB	Output is correct
10	Correct	18 ms	31652 KB	Output is correct
11	Correct	15 ms	31628 KB	Output is correct
12	Correct	15 ms	31532 KB	Output is correct
13	Correct	17 ms	31524 KB	Output is correct
14	Correct	16 ms	31572 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	15 ms	31648 KB	Output is correct
2	Correct	18 ms	31572 KB	Output is correct
3	Correct	18 ms	31648 KB	Output is correct
4	Correct	15 ms	31588 KB	Output is correct
5	Correct	16 ms	31652 KB	Output is correct
6	Correct	18 ms	31548 KB	Output is correct
7	Correct	19 ms	31572 KB	Output is correct
8	Correct	18 ms	31648 KB	Output is correct
9	Correct	16 ms	31572 KB	Output is correct
10	Correct	18 ms	31652 KB	Output is correct
11	Correct	15 ms	31628 KB	Output is correct
12	Correct	15 ms	31532 KB	Output is correct
13	Correct	17 ms	31524 KB	Output is correct
14	Correct	16 ms	31572 KB	Output is correct
15	Correct	15 ms	31644 KB	Output is correct
16	Correct	15 ms	31708 KB	Output is correct
17	Correct	18 ms	31700 KB	Output is correct
18	Correct	16 ms	31700 KB	Output is correct
19	Correct	16 ms	31660 KB	Output is correct
20	Correct	17 ms	31724 KB	Output is correct
21	Correct	16 ms	31636 KB	Output is correct
22	Correct	16 ms	31700 KB	Output is correct
23	Correct	17 ms	31712 KB	Output is correct
24	Correct	16 ms	31700 KB	Output is correct
25	Correct	17 ms	31696 KB	Output is correct

Subtask #3
29.0 / 29.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	19 ms	31580 KB	Output is correct
2	Correct	16 ms	31620 KB	Output is correct
3	Correct	15 ms	31572 KB	Output is correct
4	Correct	15 ms	31528 KB	Output is correct
5	Correct	392 ms	250760 KB	Output is correct
6	Correct	403 ms	257320 KB	Output is correct
7	Correct	401 ms	257540 KB	Output is correct
8	Correct	425 ms	257428 KB	Output is correct
9	Correct	386 ms	257504 KB	Output is correct
10	Correct	29 ms	40524 KB	Output is correct
11	Correct	15 ms	31620 KB	Output is correct
12	Correct	15 ms	31640 KB	Output is correct
13	Correct	991 ms	269068 KB	Output is correct

Subtask #4
32.0 / 32.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	15 ms	31648 KB	Output is correct
2	Correct	18 ms	31572 KB	Output is correct
3	Correct	18 ms	31648 KB	Output is correct
4	Correct	15 ms	31588 KB	Output is correct
5	Correct	16 ms	31652 KB	Output is correct
6	Correct	18 ms	31548 KB	Output is correct
7	Correct	19 ms	31572 KB	Output is correct
8	Correct	18 ms	31648 KB	Output is correct
9	Correct	16 ms	31572 KB	Output is correct
10	Correct	18 ms	31652 KB	Output is correct
11	Correct	15 ms	31628 KB	Output is correct
12	Correct	15 ms	31532 KB	Output is correct
13	Correct	17 ms	31524 KB	Output is correct
14	Correct	16 ms	31572 KB	Output is correct
15	Correct	15 ms	31644 KB	Output is correct
16	Correct	15 ms	31708 KB	Output is correct
17	Correct	18 ms	31700 KB	Output is correct
18	Correct	16 ms	31700 KB	Output is correct
19	Correct	16 ms	31660 KB	Output is correct
20	Correct	17 ms	31724 KB	Output is correct
21	Correct	16 ms	31636 KB	Output is correct
22	Correct	16 ms	31700 KB	Output is correct
23	Correct	17 ms	31712 KB	Output is correct
24	Correct	16 ms	31700 KB	Output is correct
25	Correct	17 ms	31696 KB	Output is correct
26	Correct	30 ms	40620 KB	Output is correct
27	Correct	38 ms	40340 KB	Output is correct
28	Correct	38 ms	40220 KB	Output is correct
29	Correct	37 ms	40576 KB	Output is correct
30	Correct	38 ms	40524 KB	Output is correct
31	Correct	111 ms	45896 KB	Output is correct
32	Correct	33 ms	40564 KB	Output is correct
33	Correct	29 ms	40660 KB	Output is correct
34	Correct	35 ms	40672 KB	Output is correct
35	Correct	126 ms	47088 KB	Output is correct
36	Correct	28 ms	39660 KB	Output is correct
37	Correct	36 ms	40524 KB	Output is correct
38	Correct	33 ms	40308 KB	Output is correct
39	Correct	34 ms	40052 KB	Output is correct

Subtask #5
11.0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	15 ms	31648 KB	Output is correct
2	Correct	18 ms	31572 KB	Output is correct
3	Correct	18 ms	31648 KB	Output is correct
4	Correct	15 ms	31588 KB	Output is correct
5	Correct	16 ms	31652 KB	Output is correct
6	Correct	18 ms	31548 KB	Output is correct
7	Correct	19 ms	31572 KB	Output is correct
8	Correct	18 ms	31648 KB	Output is correct
9	Correct	16 ms	31572 KB	Output is correct
10	Correct	18 ms	31652 KB	Output is correct
11	Correct	15 ms	31628 KB	Output is correct
12	Correct	15 ms	31532 KB	Output is correct
13	Correct	17 ms	31524 KB	Output is correct
14	Correct	16 ms	31572 KB	Output is correct
15	Correct	15 ms	31644 KB	Output is correct
16	Correct	15 ms	31708 KB	Output is correct
17	Correct	18 ms	31700 KB	Output is correct
18	Correct	16 ms	31700 KB	Output is correct
19	Correct	16 ms	31660 KB	Output is correct
20	Correct	17 ms	31724 KB	Output is correct
21	Correct	16 ms	31636 KB	Output is correct
22	Correct	16 ms	31700 KB	Output is correct
23	Correct	17 ms	31712 KB	Output is correct
24	Correct	16 ms	31700 KB	Output is correct
25	Correct	17 ms	31696 KB	Output is correct
26	Correct	19 ms	31580 KB	Output is correct
27	Correct	16 ms	31620 KB	Output is correct
28	Correct	15 ms	31572 KB	Output is correct
29	Correct	15 ms	31528 KB	Output is correct
30	Correct	392 ms	250760 KB	Output is correct
31	Correct	403 ms	257320 KB	Output is correct
32	Correct	401 ms	257540 KB	Output is correct
33	Correct	425 ms	257428 KB	Output is correct
34	Correct	386 ms	257504 KB	Output is correct
35	Correct	29 ms	40524 KB	Output is correct
36	Correct	15 ms	31620 KB	Output is correct
37	Correct	15 ms	31640 KB	Output is correct
38	Correct	991 ms	269068 KB	Output is correct
39	Correct	30 ms	40620 KB	Output is correct
40	Correct	38 ms	40340 KB	Output is correct
41	Correct	38 ms	40220 KB	Output is correct
42	Correct	37 ms	40576 KB	Output is correct
43	Correct	38 ms	40524 KB	Output is correct
44	Correct	111 ms	45896 KB	Output is correct
45	Correct	33 ms	40564 KB	Output is correct
46	Correct	29 ms	40660 KB	Output is correct
47	Correct	35 ms	40672 KB	Output is correct
48	Correct	126 ms	47088 KB	Output is correct
49	Correct	28 ms	39660 KB	Output is correct
50	Correct	36 ms	40524 KB	Output is correct
51	Correct	33 ms	40308 KB	Output is correct
52	Correct	34 ms	40052 KB	Output is correct
53	Correct	489 ms	248364 KB	Output is correct
54	Correct	577 ms	248380 KB	Output is correct
55	Correct	720 ms	257272 KB	Output is correct
56	Correct	697 ms	257356 KB	Output is correct
57	Correct	416 ms	257392 KB	Output is correct
58	Correct	416 ms	257376 KB	Output is correct
59	Correct	410 ms	257396 KB	Output is correct
60	Correct	791 ms	260208 KB	Output is correct
61	Correct	274 ms	235084 KB	Output is correct
62	Correct	697 ms	255180 KB	Output is correct
63	Correct	501 ms	249468 KB	Output is correct
64	Correct	401 ms	242972 KB	Output is correct

Submission #632620

Compilation message

Subtask #1 8.0 / 8.0

Subtask #2 20.0 / 20.0

Subtask #3 29.0 / 29.0

Subtask #4 32.0 / 32.0

Subtask #5 11.0 / 11.0

Subtask #1
8.0 / 8.0

Subtask #2
20.0 / 20.0

Subtask #3
29.0 / 29.0

Subtask #4
32.0 / 32.0

Subtask #5
11.0 / 11.0