oj.uz

Submission #545114

# Submission time Handle Problem Language Result Execution time Memory
545114 2022-04-03T15:27:56 Z leaked Misspelling (JOI22_misspelling) C++14
100 / 100
 2440 ms 113964 KB 
#include <bits/stdc++.h>

#define f first
#define s second
#define m_p make_pair
#define all(x) (x).begin(),(x).end()
#define rall(x) (x).rbegin(),(x).rend()
#define vec vector
#define pb push_back
#define sz(x) (int)(x).size()
#define pw(x) (1LL<<(x))
#define fast_resp ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
using namespace std;
typedef long long ll;
typedef pair<int,int> pii;
typedef long double ld;
typedef pair<int,ll> pil;
template<class T> bool umin(T &a,const T &b){return (a>b?a=b,1:0);}
template<class T> bool umax(T &a,const T &b){return (a<b?a=b,1:0);}
const int M=1e9+7;
const int N=5e5+1;
void add(int &a,int b){
    a+=b;
    if(a>=M) a-=M;
    else if(a<0) a+=M;
}
int mult(int a,int b){
    return 1ll*a*b%M;
}
int dp[N][26];
set<pii> st[2];
vec<array<int,3>> del[N];
vec<array<int,3>> addt[N];
//set<int> st[2];
signed main(){
    fast_resp;
    int n,m;
    cin>>n>>m;
    for(int i=0;i<m;i++){
        int l,r;
        cin>>l>>r;--l;--r;
        if(l<r){
            ++l;addt[l].pb({0,l,i}),del[r+1].pb({0,l,i});
        }
        else{
            if(l==r) continue;
            swap(l,r);++l;
            addt[l].pb({1,l,i}),del[r+1].pb({1,l,i});
        }
    }
    for(int i=0;i<26;i++) dp[1][i]=1;
    for(int i=1;i<n;i++){
        for(auto &z : addt[i]) st[z[0]].insert({z[1],z[2]});
        for(auto &z : del[i]) st[z[0]].erase({z[1],z[2]});
        for(int j=0;j<26;j++){
            for(int k=0;k<26;k++){
                add(dp[i+1][k],dp[i][j]);
            }
        }
        if(sz(st[0])){
            for(int j=0;j<26;j++){
                for(int k=j+1;k<26;k++){
                    add(dp[i+1][j],-dp[st[0].rbegin()->f][k]);
                }
            }
        }
        if(sz(st[1])){
            for(int j=0;j<26;j++){
                for(int k=0;k<j;k++){
                    add(dp[i+1][j],-dp[st[1].rbegin()->f][k]);
                }
            }
        }
//        for(int j=0;j<26;j++){
//            cout<<"HEY "<<i+1<<' '<<j<<' '<<dp[i+1][j]<<endl;
//        }
    }
    int ans=0;
    for(int j=0;j<26;j++)
        add(ans,dp[n][j]);
    cout<<ans;
    return 0;
}
/*

*/

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23764 KB Output is correct
2 Correct 12 ms 23784 KB Output is correct
3 Correct 12 ms 23720 KB Output is correct
4 Correct 12 ms 23764 KB Output is correct
5 Correct 15 ms 23708 KB Output is correct
6 Correct 16 ms 23764 KB Output is correct
7 Correct 15 ms 23756 KB Output is correct
8 Correct 13 ms 23764 KB Output is correct
9 Correct 11 ms 23808 KB Output is correct
10 Correct 12 ms 23764 KB Output is correct
11 Correct 12 ms 23812 KB Output is correct
12 Correct 12 ms 23816 KB Output is correct
13 Correct 12 ms 23772 KB Output is correct
14 Correct 17 ms 23800 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23764 KB Output is correct
2 Correct 12 ms 23784 KB Output is correct
3 Correct 12 ms 23720 KB Output is correct
4 Correct 12 ms 23764 KB Output is correct
5 Correct 15 ms 23708 KB Output is correct
6 Correct 16 ms 23764 KB Output is correct
7 Correct 15 ms 23756 KB Output is correct
8 Correct 13 ms 23764 KB Output is correct
9 Correct 11 ms 23808 KB Output is correct
10 Correct 12 ms 23764 KB Output is correct
11 Correct 12 ms 23812 KB Output is correct
12 Correct 12 ms 23816 KB Output is correct
13 Correct 12 ms 23772 KB Output is correct
14 Correct 17 ms 23800 KB Output is correct
15 Correct 12 ms 23764 KB Output is correct
16 Correct 14 ms 23808 KB Output is correct
17 Correct 16 ms 23812 KB Output is correct
18 Correct 16 ms 23824 KB Output is correct
19 Correct 13 ms 23764 KB Output is correct
20 Correct 12 ms 23764 KB Output is correct
21 Correct 14 ms 23816 KB Output is correct
22 Correct 16 ms 24488 KB Output is correct
23 Correct 12 ms 23764 KB Output is correct
24 Correct 12 ms 23764 KB Output is correct
25 Correct 13 ms 23772 KB Output is correct

Subtask #3
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23808 KB Output is correct
2 Correct 12 ms 23764 KB Output is correct
3 Correct 12 ms 23720 KB Output is correct
4 Correct 13 ms 23764 KB Output is correct
5 Correct 1703 ms 112680 KB Output is correct
6 Correct 1821 ms 112600 KB Output is correct
7 Correct 1775 ms 112176 KB Output is correct
8 Correct 1691 ms 112276 KB Output is correct
9 Correct 1702 ms 112548 KB Output is correct
10 Correct 82 ms 27256 KB Output is correct
11 Correct 14 ms 23812 KB Output is correct
12 Correct 14 ms 23776 KB Output is correct
13 Correct 2413 ms 113964 KB Output is correct

Subtask #4
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23764 KB Output is correct
2 Correct 12 ms 23784 KB Output is correct
3 Correct 12 ms 23720 KB Output is correct
4 Correct 12 ms 23764 KB Output is correct
5 Correct 15 ms 23708 KB Output is correct
6 Correct 16 ms 23764 KB Output is correct
7 Correct 15 ms 23756 KB Output is correct
8 Correct 13 ms 23764 KB Output is correct
9 Correct 11 ms 23808 KB Output is correct
10 Correct 12 ms 23764 KB Output is correct
11 Correct 12 ms 23812 KB Output is correct
12 Correct 12 ms 23816 KB Output is correct
13 Correct 12 ms 23772 KB Output is correct
14 Correct 17 ms 23800 KB Output is correct
15 Correct 12 ms 23764 KB Output is correct
16 Correct 14 ms 23808 KB Output is correct
17 Correct 16 ms 23812 KB Output is correct
18 Correct 16 ms 23824 KB Output is correct
19 Correct 13 ms 23764 KB Output is correct
20 Correct 12 ms 23764 KB Output is correct
21 Correct 14 ms 23816 KB Output is correct
22 Correct 16 ms 24488 KB Output is correct
23 Correct 12 ms 23764 KB Output is correct
24 Correct 12 ms 23764 KB Output is correct
25 Correct 13 ms 23772 KB Output is correct
26 Correct 79 ms 27200 KB Output is correct
27 Correct 55 ms 26624 KB Output is correct
28 Correct 59 ms 26540 KB Output is correct
29 Correct 94 ms 26996 KB Output is correct
30 Correct 91 ms 27140 KB Output is correct
31 Correct 540 ms 49564 KB Output is correct
32 Correct 81 ms 27148 KB Output is correct
33 Correct 79 ms 27192 KB Output is correct
34 Correct 85 ms 27328 KB Output is correct
35 Correct 722 ms 59104 KB Output is correct
36 Correct 26 ms 25736 KB Output is correct
37 Correct 91 ms 26944 KB Output is correct
38 Correct 82 ms 26624 KB Output is correct
39 Correct 92 ms 26232 KB Output is correct

Subtask #5
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23764 KB Output is correct
2 Correct 12 ms 23784 KB Output is correct
3 Correct 12 ms 23720 KB Output is correct
4 Correct 12 ms 23764 KB Output is correct
5 Correct 15 ms 23708 KB Output is correct
6 Correct 16 ms 23764 KB Output is correct
7 Correct 15 ms 23756 KB Output is correct
8 Correct 13 ms 23764 KB Output is correct
9 Correct 11 ms 23808 KB Output is correct
10 Correct 12 ms 23764 KB Output is correct
11 Correct 12 ms 23812 KB Output is correct
12 Correct 12 ms 23816 KB Output is correct
13 Correct 12 ms 23772 KB Output is correct
14 Correct 17 ms 23800 KB Output is correct
15 Correct 12 ms 23764 KB Output is correct
16 Correct 14 ms 23808 KB Output is correct
17 Correct 16 ms 23812 KB Output is correct
18 Correct 16 ms 23824 KB Output is correct
19 Correct 13 ms 23764 KB Output is correct
20 Correct 12 ms 23764 KB Output is correct
21 Correct 14 ms 23816 KB Output is correct
22 Correct 16 ms 24488 KB Output is correct
23 Correct 12 ms 23764 KB Output is correct
24 Correct 12 ms 23764 KB Output is correct
25 Correct 13 ms 23772 KB Output is correct
26 Correct 12 ms 23808 KB Output is correct
27 Correct 12 ms 23764 KB Output is correct
28 Correct 12 ms 23720 KB Output is correct
29 Correct 13 ms 23764 KB Output is correct
30 Correct 1703 ms 112680 KB Output is correct
31 Correct 1821 ms 112600 KB Output is correct
32 Correct 1775 ms 112176 KB Output is correct
33 Correct 1691 ms 112276 KB Output is correct
34 Correct 1702 ms 112548 KB Output is correct
35 Correct 82 ms 27256 KB Output is correct
36 Correct 14 ms 23812 KB Output is correct
37 Correct 14 ms 23776 KB Output is correct
38 Correct 2413 ms 113964 KB Output is correct
39 Correct 79 ms 27200 KB Output is correct
40 Correct 55 ms 26624 KB Output is correct
41 Correct 59 ms 26540 KB Output is correct
42 Correct 94 ms 26996 KB Output is correct
43 Correct 91 ms 27140 KB Output is correct
44 Correct 540 ms 49564 KB Output is correct
45 Correct 81 ms 27148 KB Output is correct
46 Correct 79 ms 27192 KB Output is correct
47 Correct 85 ms 27328 KB Output is correct
48 Correct 722 ms 59104 KB Output is correct
49 Correct 26 ms 25736 KB Output is correct
50 Correct 91 ms 26944 KB Output is correct
51 Correct 82 ms 26624 KB Output is correct
52 Correct 92 ms 26232 KB Output is correct
53 Correct 1898 ms 95948 KB Output is correct
54 Correct 1318 ms 95996 KB Output is correct
55 Correct 2440 ms 102504 KB Output is correct
56 Correct 2251 ms 109140 KB Output is correct
57 Correct 1645 ms 112644 KB Output is correct
58 Correct 1702 ms 109260 KB Output is correct
59 Correct 1721 ms 106044 KB Output is correct
60 Correct 2421 ms 110676 KB Output is correct
61 Correct 536 ms 74652 KB Output is correct
62 Correct 2135 ms 105576 KB Output is correct
63 Correct 1935 ms 96208 KB Output is correct
64 Correct 1671 ms 86168 KB Output is correct