oj.uz

답안 #847532

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
847532 2023-09-09T19:35:28 Z Mr_Ph Crossing (JOI21_crossing) C++17
100 / 100
 1388 ms 17300 KB 
///Never gonna give you up.
#include<bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
typedef long long ll;
typedef long long int lli;
typedef unsigned long long ull;
using namespace std;
using namespace __gnu_pbds;
template<class x>
using ordered_set = tree<x, null_type,less<x>, rb_tree_tag,tree_order_statistics_node_update>;
const ll mod=(ll)1e9+7;
const ll mod1=998244353;
///the defines :)
#define endl '\n'
#define vi vector<int>
#define vll vector<ll>
#define ent(arr) for(int i=0;i<arr.size();i++)cin>>arr[i];
#define all(arr) arr.begin(),arr.end()
#define allr(arr) arr.rbegin(),arr.rend()
#define sz size()
//#define int long long
string cross(string a,string b)
{
    string ans;
    ans.resize(a.sz);
    for(int i=0; i<a.sz; i++)
    {
        if(a[i]==b[i])
            ans[i]=a[i];
        else
        {
            string o="JOI";
            for(int j=0;j<o.sz;j++)
            {
                if(o[j]==a[i]||o[j]==b[i])continue;
                ans[i]=o[j];
            }
        }
    }
    return ans;
}
int n;
string a,b;
    set<string>st;
vector<int>prfo;
vector<int>prfi;
vector<int>prfj;
    string t;
struct segtree
{
    vi vals;
    int siz=1;
    vector<char>lazy;
    void init(int n)
    {
        while(siz<n)
            siz*=2;
        vals.resize(2*siz);
        lazy.resize(2*siz);
    }
    void check(int l,int r,int x)
    {
        //cout<<l<<" "<<r<<" "<<lazy[x]<<" "<<vals[x]<<endl;
        if(lazy[x]!='-')
        {
            int p=0;
            if(lazy[x]=='O')p=prfo[r]-(l==0?0:prfo[l-1]);
            if(lazy[x]=='I')p=prfi[r]-(l==0?0:prfi[l-1]);
            if(lazy[x]=='J')p=prfj[r]-(l==0?0:prfj[l-1]);
            if(l!=r){
                lazy[2*x+1]=lazy[x];
                lazy[2*x+2]=lazy[x];
            }
            vals[x]=p;
            lazy[x]='-';
        }
    }
    void build(int x,int lx,int rx)
    {
        lazy[x]='-';
        if(lx==rx)
        {
            if(lx>=a.sz)vals[x]=0;
            else
            vals[x]=(a[lx]==t[lx]);
            return;
        }
        int mid=(lx+rx+1)/2;
        build(2*x+1,lx,mid-1);
        build(2*x+2,mid,rx);
        vals[x]=vals[2*x+1]+vals[2*x+2];
    }
    void build()
    {
        build(0,0,siz-1);
    }
    void updrange(int l,int r,char v,int x,int lx,int rx)
    {
        check(lx,rx,x);
        if(lx>r||rx<l)return;
        //cout<<lx<<" "<<rx<<" "<<x<<endl;
        if(rx<=r&&lx>=l)
        {
            int p=0;
            if(v=='O')p=prfo[rx]-(lx==0?0:prfo[lx-1]);
            if(v=='I')p=prfi[rx]-(lx==0?0:prfi[lx-1]);
            if(v=='J')p=prfj[rx]-(lx==0?0:prfj[lx-1]);
            vals[x]=p;
            if(lx!=rx)lazy[2*x+1]=v,lazy[2*x+2]=v,lazy[x]='-';
            return;
        }
        int mid=(lx+rx+1)/2;
        updrange(l,r,v,2*x+1,lx,mid-1);
        updrange(l,r,v,2*x+2,mid,rx);
        vals[x]=vals[2*x+1]+vals[2*x+2];
    }
    void updrange(int l,int r,char x)
    {
        updrange(l,r,x,0,0,siz-1);
    }

};
void preprocess() {}
void solve()
{
    cin>>n;
    string s1,s2,s3;
    cin>>s1>>s2>>s3;
    st.insert(s1);
    st.insert(s2);
    st.insert(s3);
    while(true)
    {
        int x=st.sz;
        for(auto i:st)
            for(auto j:st){
                    if(i!=j)
                st.insert(cross(i,j));
            }
        if(x==st.sz)
            break;
    }
    int q;
    cin>>q;
    cin>>t;
    if(st.find(t)!=st.end())cout<<"Yes"<<endl;
    else cout<<"No"<<endl;
    vector<pair<pair<int,int>,char>>arr(q);
    for(int i=0;i<q;i++)cin>>arr[i].first.first>>arr[i].first.second>>arr[i].second;
    vi ans(q);
    segtree sg;
    sg.init(n);
    prfi.resize(3*n);
    prfj.resize(3*n);
    prfo.resize(3*n);
    for(auto i:st)
    {
        a=i;
        int sumo=0,sumi=0,sumj=0;
        for(int j=0;j<a.sz;j++)
        {
            sumo+=(a[j]=='O');
            sumi+=(a[j]=='I');
            sumj+=(a[j]=='J');
            prfo[j]=sumo;
            prfi[j]=sumi;
            prfj[j]=sumj;
        }
       // cout<<sumo<<" "<<sumi<<" "<<sumj<<endl;
        sg.build();
        for(int j=0;j<arr.sz;j++)
        {
            sg.updrange(arr[j].first.first-1,arr[j].first.second-1,arr[j].second);
           // cout<<sg.vals[0]<<" "<<j<<" amsdiomas"<<endl;
            if(sg.vals[0]==n)ans[j]=1;
        }
    }
    for(auto i:ans)
    {
        if(i==1)cout<<"Yes"<<endl;
        else cout<<"No"<<endl;
    }
}
signed main()
{
    // freopen("div7.in","r",stdin);
    //freopen("div7.out","w",stdout);
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    preprocess();
    //bla();
    int t=1;
    //cin>>t;
    while(t--)
        solve();
}

Compilation message

Main.cpp: In function 'std::string cross(std::string, std::string)':
Main.cpp:27:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |     for(int i=0; i<a.sz; i++)
      |                   ^
Main.cpp:34:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   34 |             for(int j=0;j<o.sz;j++)
      |                          ^
Main.cpp: In member function 'void segtree::build(int, int, int)':
Main.cpp:84:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   84 |             if(lx>=a.sz)vals[x]=0;
      |                  ^
Main.cpp: In function 'void solve()':
Main.cpp:141:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::set<std::__cxx11::basic_string<char> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  141 |         if(x==st.sz)
      |             ^
Main.cpp:161:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  161 |         for(int j=0;j<a.sz;j++)
      |                      ^
Main.cpp:172:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<std::pair<int, int>, char> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  172 |         for(int j=0;j<arr.sz;j++)
      |                      ^

Subtask #1
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 56 ms 3868 KB Output is correct
2 Correct 62 ms 4180 KB Output is correct
3 Correct 60 ms 4104 KB Output is correct
4 Correct 53 ms 3924 KB Output is correct
5 Correct 55 ms 3984 KB Output is correct
6 Correct 52 ms 3920 KB Output is correct
7 Correct 54 ms 3932 KB Output is correct
8 Correct 53 ms 4104 KB Output is correct
9 Correct 56 ms 4096 KB Output is correct
10 Correct 55 ms 4092 KB Output is correct
11 Correct 56 ms 4180 KB Output is correct
12 Correct 54 ms 4176 KB Output is correct
13 Correct 60 ms 4100 KB Output is correct
14 Correct 55 ms 4180 KB Output is correct
15 Correct 56 ms 4092 KB Output is correct
16 Correct 55 ms 4100 KB Output is correct
17 Correct 56 ms 4180 KB Output is correct
18 Correct 58 ms 4176 KB Output is correct

Subtask #2
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 56 ms 3868 KB Output is correct
2 Correct 62 ms 4180 KB Output is correct
3 Correct 60 ms 4104 KB Output is correct
4 Correct 53 ms 3924 KB Output is correct
5 Correct 55 ms 3984 KB Output is correct
6 Correct 52 ms 3920 KB Output is correct
7 Correct 54 ms 3932 KB Output is correct
8 Correct 53 ms 4104 KB Output is correct
9 Correct 56 ms 4096 KB Output is correct
10 Correct 55 ms 4092 KB Output is correct
11 Correct 56 ms 4180 KB Output is correct
12 Correct 54 ms 4176 KB Output is correct
13 Correct 60 ms 4100 KB Output is correct
14 Correct 55 ms 4180 KB Output is correct
15 Correct 56 ms 4092 KB Output is correct
16 Correct 55 ms 4100 KB Output is correct
17 Correct 56 ms 4180 KB Output is correct
18 Correct 58 ms 4176 KB Output is correct
19 Correct 165 ms 15092 KB Output is correct
20 Correct 166 ms 14960 KB Output is correct
21 Correct 102 ms 14416 KB Output is correct
22 Correct 99 ms 13408 KB Output is correct
23 Correct 86 ms 4692 KB Output is correct
24 Correct 82 ms 4944 KB Output is correct
25 Correct 116 ms 15008 KB Output is correct
26 Correct 108 ms 14960 KB Output is correct
27 Correct 132 ms 15084 KB Output is correct
28 Correct 128 ms 15084 KB Output is correct
29 Correct 124 ms 14812 KB Output is correct
30 Correct 88 ms 4732 KB Output is correct
31 Correct 125 ms 15016 KB Output is correct
32 Correct 118 ms 14260 KB Output is correct
33 Correct 83 ms 4684 KB Output is correct
34 Correct 122 ms 15468 KB Output is correct
35 Correct 100 ms 12744 KB Output is correct
36 Correct 81 ms 4692 KB Output is correct
37 Correct 84 ms 4952 KB Output is correct
38 Correct 141 ms 14960 KB Output is correct
39 Correct 82 ms 15084 KB Output is correct
40 Correct 99 ms 10920 KB Output is correct
41 Correct 162 ms 15344 KB Output is correct
42 Correct 59 ms 15332 KB Output is correct

Subtask #3
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 56 ms 3868 KB Output is correct
2 Correct 62 ms 4180 KB Output is correct
3 Correct 60 ms 4104 KB Output is correct
4 Correct 53 ms 3924 KB Output is correct
5 Correct 55 ms 3984 KB Output is correct
6 Correct 52 ms 3920 KB Output is correct
7 Correct 54 ms 3932 KB Output is correct
8 Correct 53 ms 4104 KB Output is correct
9 Correct 56 ms 4096 KB Output is correct
10 Correct 55 ms 4092 KB Output is correct
11 Correct 56 ms 4180 KB Output is correct
12 Correct 54 ms 4176 KB Output is correct
13 Correct 60 ms 4100 KB Output is correct
14 Correct 55 ms 4180 KB Output is correct
15 Correct 56 ms 4092 KB Output is correct
16 Correct 55 ms 4100 KB Output is correct
17 Correct 56 ms 4180 KB Output is correct
18 Correct 58 ms 4176 KB Output is correct
19 Correct 329 ms 4180 KB Output is correct
20 Correct 331 ms 4176 KB Output is correct
21 Correct 110 ms 4092 KB Output is correct
22 Correct 107 ms 3832 KB Output is correct
23 Correct 112 ms 4116 KB Output is correct
24 Correct 109 ms 4000 KB Output is correct
25 Correct 112 ms 4104 KB Output is correct
26 Correct 110 ms 3988 KB Output is correct
27 Correct 112 ms 4092 KB Output is correct
28 Correct 104 ms 3824 KB Output is correct
29 Correct 116 ms 4176 KB Output is correct
30 Correct 102 ms 3900 KB Output is correct
31 Correct 283 ms 4096 KB Output is correct
32 Correct 284 ms 4092 KB Output is correct
33 Correct 290 ms 4096 KB Output is correct
34 Correct 262 ms 3936 KB Output is correct
35 Correct 279 ms 4176 KB Output is correct
36 Correct 291 ms 4116 KB Output is correct
37 Correct 287 ms 4100 KB Output is correct
38 Correct 290 ms 4096 KB Output is correct
39 Correct 291 ms 4176 KB Output is correct
40 Correct 284 ms 4096 KB Output is correct
41 Correct 276 ms 4108 KB Output is correct
42 Correct 309 ms 4096 KB Output is correct
43 Correct 278 ms 4060 KB Output is correct
44 Correct 295 ms 4176 KB Output is correct

Subtask #4
51.0 / 51.0

# 결과 실행 시간 메모리 Grader output
1 Correct 56 ms 3868 KB Output is correct
2 Correct 62 ms 4180 KB Output is correct
3 Correct 60 ms 4104 KB Output is correct
4 Correct 53 ms 3924 KB Output is correct
5 Correct 55 ms 3984 KB Output is correct
6 Correct 52 ms 3920 KB Output is correct
7 Correct 54 ms 3932 KB Output is correct
8 Correct 53 ms 4104 KB Output is correct
9 Correct 56 ms 4096 KB Output is correct
10 Correct 55 ms 4092 KB Output is correct
11 Correct 56 ms 4180 KB Output is correct
12 Correct 54 ms 4176 KB Output is correct
13 Correct 60 ms 4100 KB Output is correct
14 Correct 55 ms 4180 KB Output is correct
15 Correct 56 ms 4092 KB Output is correct
16 Correct 55 ms 4100 KB Output is correct
17 Correct 56 ms 4180 KB Output is correct
18 Correct 58 ms 4176 KB Output is correct
19 Correct 165 ms 15092 KB Output is correct
20 Correct 166 ms 14960 KB Output is correct
21 Correct 102 ms 14416 KB Output is correct
22 Correct 99 ms 13408 KB Output is correct
23 Correct 86 ms 4692 KB Output is correct
24 Correct 82 ms 4944 KB Output is correct
25 Correct 116 ms 15008 KB Output is correct
26 Correct 108 ms 14960 KB Output is correct
27 Correct 132 ms 15084 KB Output is correct
28 Correct 128 ms 15084 KB Output is correct
29 Correct 124 ms 14812 KB Output is correct
30 Correct 88 ms 4732 KB Output is correct
31 Correct 125 ms 15016 KB Output is correct
32 Correct 118 ms 14260 KB Output is correct
33 Correct 83 ms 4684 KB Output is correct
34 Correct 122 ms 15468 KB Output is correct
35 Correct 100 ms 12744 KB Output is correct
36 Correct 81 ms 4692 KB Output is correct
37 Correct 84 ms 4952 KB Output is correct
38 Correct 141 ms 14960 KB Output is correct
39 Correct 82 ms 15084 KB Output is correct
40 Correct 99 ms 10920 KB Output is correct
41 Correct 162 ms 15344 KB Output is correct
42 Correct 59 ms 15332 KB Output is correct
43 Correct 329 ms 4180 KB Output is correct
44 Correct 331 ms 4176 KB Output is correct
45 Correct 110 ms 4092 KB Output is correct
46 Correct 107 ms 3832 KB Output is correct
47 Correct 112 ms 4116 KB Output is correct
48 Correct 109 ms 4000 KB Output is correct
49 Correct 112 ms 4104 KB Output is correct
50 Correct 110 ms 3988 KB Output is correct
51 Correct 112 ms 4092 KB Output is correct
52 Correct 104 ms 3824 KB Output is correct
53 Correct 116 ms 4176 KB Output is correct
54 Correct 102 ms 3900 KB Output is correct
55 Correct 283 ms 4096 KB Output is correct
56 Correct 284 ms 4092 KB Output is correct
57 Correct 290 ms 4096 KB Output is correct
58 Correct 262 ms 3936 KB Output is correct
59 Correct 279 ms 4176 KB Output is correct
60 Correct 291 ms 4116 KB Output is correct
61 Correct 287 ms 4100 KB Output is correct
62 Correct 290 ms 4096 KB Output is correct
63 Correct 291 ms 4176 KB Output is correct
64 Correct 284 ms 4096 KB Output is correct
65 Correct 276 ms 4108 KB Output is correct
66 Correct 309 ms 4096 KB Output is correct
67 Correct 278 ms 4060 KB Output is correct
68 Correct 295 ms 4176 KB Output is correct
69 Correct 1184 ms 15080 KB Output is correct
70 Correct 1388 ms 17212 KB Output is correct
71 Correct 188 ms 4728 KB Output is correct
72 Correct 187 ms 4728 KB Output is correct
73 Correct 197 ms 4712 KB Output is correct
74 Correct 243 ms 13888 KB Output is correct
75 Correct 185 ms 4972 KB Output is correct
76 Correct 263 ms 15476 KB Output is correct
77 Correct 250 ms 13872 KB Output is correct
78 Correct 188 ms 4708 KB Output is correct
79 Correct 186 ms 4692 KB Output is correct
80 Correct 836 ms 13816 KB Output is correct
81 Correct 503 ms 4692 KB Output is correct
82 Correct 987 ms 17256 KB Output is correct
83 Correct 959 ms 16496 KB Output is correct
84 Correct 518 ms 4688 KB Output is correct
85 Correct 507 ms 4692 KB Output is correct
86 Correct 903 ms 14380 KB Output is correct
87 Correct 939 ms 17084 KB Output is correct
88 Correct 578 ms 4688 KB Output is correct
89 Correct 816 ms 15624 KB Output is correct
90 Correct 860 ms 17040 KB Output is correct
91 Correct 557 ms 4964 KB Output is correct
92 Correct 859 ms 14240 KB Output is correct
93 Correct 508 ms 4780 KB Output is correct
94 Correct 517 ms 4780 KB Output is correct
95 Correct 515 ms 4784 KB Output is correct
96 Correct 145 ms 14960 KB Output is correct
97 Correct 454 ms 17012 KB Output is correct
98 Correct 785 ms 12368 KB Output is correct
99 Correct 1375 ms 17300 KB Output is correct
100 Correct 503 ms 17296 KB Output is correct