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답안 #1119248

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1119248 2024-11-26T17:35:56 Z modwwe Board Game (JOI24_boardgame) C++17
35 / 100
 1380 ms 22464 KB 
#pragma GCC optimize("Ofast,unroll-loops")
//#pragma GCC optimize("conserve-stack")
#include<bits/stdc++.h>
#define int  long long
#define ll long long
#define down cout<<'\n';
#define debug cout<<" cucuucucuuu",down
#define NHP     ios_base::sync_with_stdio(0);cout.tie(0);cin.tie(0);
#define modwwe  int t;cin>>t; while(t--)
#define bit(i,j) (i>>j&1)
#define sobit(a) __builtin_popcountll(a)
#define task "test"
#define fin(x) freopen(x".inp","r",stdin)
#define fou(x) freopen(x".out","w",stdout)
#define pb push_back
#define mask(k) (1<<k)
#define mp make_pair
#define checktime   cerr << (double)clock() / CLOCKS_PER_SEC * 1000  << " ms";
using namespace std;
#define getchar_unlocked getchar

inline int scan()
{
    char c = getchar_unlocked();
    int x = 0;
    while (c < '0' || c > '9')
    {
        c = getchar_unlocked();
    }
    while (c >= '0' && c <= '9')
    {
        x = (x << 1) + (x << 3) + c - '0';
        c = getchar_unlocked();
    }
    return x;
}
void phongbeo();
const int inf = 1e18;
const ll mod2 = 1e9 + 7;
const int  mod1 = 998244353;
const ll base=67;
int add(int x,int y)
{
    if(x+y>=mod2) x-=mod2;
    if(x+y<0)x+=mod2;
    return x+y;
}
struct icd
{
    long double a;
    int b;
};
struct ib
{
    int a;
    int b;
};
struct ic
{
    int a, b, c;
};
struct id
{
    int a, b, c, d;
};
struct ie
{
    int a, b, c, d, e;

};
int n, m, s1, s2, s4, s3, sf, k, s5, s6, mx, s7, s8, s9, mx2, res, dem2 = 0, dem = 0, s33, dem3, dem4, mid, l2, r2, center;
int  i, s10, s12,k1,k2,k3,s11,t,lim,w,l,r ;
int kk;
int el = 19;
main()
{
    if(fopen(task".inp","r"))
    {
        fin(task);
        fou(task);
    }
    NHP
    /// cin>>s1;
    // modwwe
    phongbeo();
    // checktime
}
string s;
vector<int> v[50001];
int ans[50001];
int c[50001];
int d[50001];
int cost[50001];
int vis[50001];
int a[50001];
vector<int> cd;
struct cmp
{
    bool operator()(id a,id b)
    {
        return a.a>b.a;
    }
};
void bfs(int c[],bool k)
{
    deque<ib>q;
    for(int i=1; i<=n; i++)
        if(s[i-1]=='1')
        {
            if(k)
            {
                for(auto f:v[i])
                    if(s[f-1]=='1')
                    {
                        q.pb({0,i});
                    }
            }
            else
            {
                q.pb({0,i});
            }
        }
    while(!q.empty())
    {
        ib x=q.front();
        q.pop_front();
        if(vis[x.b]) continue;
        vis[x.b]=1;
        for(auto f:v[x.b])
        {
            c[f]=min(x.a+1,c[f]);
            if(s[f-1]=='1')q.push_front({x.a,f});
            else q.push_back({x.a+1,f});
        }
    }
}
bool cc[50001][301];

namespace k_low
{
priority_queue<id,vector<id>,cmp>p;
void solve()
{
    sort(cd.begin(),cd.end());
    int total=0;
    for(int i=0; i<k; i++)
    {
        p.push({total+s4,s9,i,0});
        cost[i]=i+(k-i-1)*2;
        total+=cd[i];
    }
    while(!p.empty())
    {
        id x=p.top();
        p.pop();
        if(cc[x.b][x.c]) continue;
        cc[x.b][x.c]=1;
        if(x.d)
        {
            ans[x.b]=min(ans[x.b],x.a);
        }
        for(auto f:v[x.b])
            if(s[f-1]=='1')
            {
                if(x.d)
                    ans[f]=min(ans[f],x.a+1);
                p.push({x.a+cost[x.c]+1,f,x.c,1});
            }
            else
            {
                p.push({x.a+1,f,x.c,x.d});
            }
    }
     p.push({0,s9,0,0});
    ans[s9]=0;
    while(!p.empty())
    {
        id x=p.top();
        p.pop();
        if(vis[x.b]) continue;
        vis[x.b]=1;
        for(auto f:v[x.b])
        {
            ans[f]=min(ans[f],x.a+1);
            if(s[f-1]=='0') p.push({x.a+1,f,x.c,x.d});
        }
    }
}
};
namespace k_high
{
int pre[50001];
int cur[50001];
void solve()
{
    for(int i=2; i<=k; i++)
    {
        l=a[i];
        int ci=c[l];
        int di=d[l];
        if(c[l]==0) c[l]+=2;
        if(d[l]==0) d[l]=1;
          c[l]-=2;
        d[l]--;
        if(d[l]+1==inf){
   pre[1]+=c[l];
   cur[1]+=2;
        }
        else{
        s3=d[l]-c[l];
        pre[s3]+=d[l];
        pre[s3]-=c[l];
        pre[1]+=c[l];
        cur[s3]++;
        cur[s3]-=2;
        cur[1]+=2;
        pre[s3]-=(s3-1);
        }
        c[l]=ci;
        d[l]=di;

    }
    for(int i=1; i<=n; i++)
        cur[i]+=cur[i-1],
                pre[i]+=pre[i-1]+cur[i];
    deque<ic> q;
    q.push_front({0,s9});
    memset(vis,-1,sizeof vis);
    while(!q.empty())
    {
        ic x=q.front();
        q.pop_front();
        if(vis[x.b]!=-1) continue;
        vis[x.b]=x.a;
        for(auto f:v[x.b])
            if(s[f-1]=='1') q.pb({x.a+1,f});
            else q.push_front({x.a,f});
    }

    q.pb({0,s9,0});
    while(!q.empty())
    {
        ic x=q.front();
        q.pop_front();
        if((x.c-vis[x.b])*(k-1)>=n&&x.c>n) continue;
        if(cc[x.b][x.c-vis[x.b]]) continue;
        cc[x.b][x.c-vis[x.b]]=1;
        if(s[x.b-1]=='1')s4=1;
        else s4=0;
        ans[x.b]=min(ans[x.b],x.a+pre[x.c-s4]);
        for(auto f:v[x.b])
            if(s[f-1]=='1')q.pb({x.a+1,f,x.c+1});
            else q.pb({x.a+1,f,x.c});
    }
    memset(vis,0,sizeof vis);
}
};
void phongbeo()
{
    cin>>n>>m>>k;
    for(int i=1; i<=m; i++)
        cin>>l>>r,v[l].pb(r),v[r].pb(l);
    cin>>s;
    for(int i=1; i<=n; i++)
        d[i]=inf,c[i]=inf;
    bfs(c,0);
    memset(vis,0,sizeof vis);
    bfs(d,1);
    memset(vis,0,sizeof vis);
    for(int i=1; i<=k; i++)
    {
        cin>>l;
        int ci=c[l];
        int di=d[l];
        if(c[l]==0) c[l]+=2;
        if(d[l]==0) d[l]=1;
        if(i==1)s9=l;
        else c[l]-=2,d[l]--,cd.pb(d[l]-c[l]),s4+=c[l];
        a[i]=l;
        c[l]=ci;
        d[l]=di;
    }
    for(int i=1; i<=n; i++)
        ans[i]=inf;
    if(k<=250)k_low::solve();
    else k_high::solve();
    for(int i=1; i<=n; i++)
        cout<<ans[i]<<" ";
}

Compilation message

Main.cpp:75:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   75 | main()
      | ^~~~
Main.cpp: In function 'int main()':
Main.cpp:13:23: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 | #define fin(x) freopen(x".inp","r",stdin)
      |                ~~~~~~~^~~~~~~~~~~~~~~~~~~
Main.cpp:79:9: note: in expansion of macro 'fin'
   79 |         fin(task);
      |         ^~~
Main.cpp:14:23: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   14 | #define fou(x) freopen(x".out","w",stdout)
      |                ~~~~~~~^~~~~~~~~~~~~~~~~~~~
Main.cpp:80:9: note: in expansion of macro 'fou'
   80 |         fou(task);
      |         ^~~

Subtask #1
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 3152 KB Output is correct
2 Correct 26 ms 14484 KB Output is correct
3 Correct 48 ms 22464 KB Output is correct
4 Correct 605 ms 20000 KB Output is correct

Subtask #2
0.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 45 ms 3348 KB Output is correct
2 Correct 576 ms 14836 KB Output is correct
3 Incorrect 1071 ms 20660 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #3
0.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 53 ms 3408 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0.0 / 19.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 2640 KB Output is correct
2 Correct 10 ms 3152 KB Output is correct
3 Correct 49 ms 3288 KB Output is correct
4 Correct 29 ms 3408 KB Output is correct
5 Correct 11 ms 2880 KB Output is correct
6 Correct 8 ms 2700 KB Output is correct
7 Correct 45 ms 2896 KB Output is correct
8 Correct 58 ms 3340 KB Output is correct
9 Correct 5 ms 2896 KB Output is correct
10 Correct 6 ms 2896 KB Output is correct
11 Correct 5 ms 2896 KB Output is correct
12 Correct 5 ms 2904 KB Output is correct
13 Correct 9 ms 3352 KB Output is correct
14 Correct 4 ms 2980 KB Output is correct
15 Correct 17 ms 3052 KB Output is correct
16 Correct 40 ms 3152 KB Output is correct
17 Correct 124 ms 3400 KB Output is correct
18 Correct 5 ms 3152 KB Output is correct
19 Correct 8 ms 3152 KB Output is correct
20 Correct 34 ms 3152 KB Output is correct
21 Incorrect 31 ms 3336 KB Output isn't correct
22 Halted 0 ms 0 KB -

Subtask #5
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 96 ms 20852 KB Output is correct
2 Correct 76 ms 21044 KB Output is correct
3 Correct 59 ms 20720 KB Output is correct
4 Correct 102 ms 20996 KB Output is correct
5 Correct 98 ms 20572 KB Output is correct
6 Correct 64 ms 17344 KB Output is correct
7 Correct 49 ms 11656 KB Output is correct
8 Correct 30 ms 10832 KB Output is correct
9 Correct 34 ms 11188 KB Output is correct
10 Correct 57 ms 17272 KB Output is correct
11 Correct 58 ms 17280 KB Output is correct
12 Correct 71 ms 20348 KB Output is correct

Subtask #6
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 96 ms 20852 KB Output is correct
2 Correct 76 ms 21044 KB Output is correct
3 Correct 59 ms 20720 KB Output is correct
4 Correct 102 ms 20996 KB Output is correct
5 Correct 98 ms 20572 KB Output is correct
6 Correct 64 ms 17344 KB Output is correct
7 Correct 49 ms 11656 KB Output is correct
8 Correct 30 ms 10832 KB Output is correct
9 Correct 34 ms 11188 KB Output is correct
10 Correct 57 ms 17272 KB Output is correct
11 Correct 58 ms 17280 KB Output is correct
12 Correct 71 ms 20348 KB Output is correct
13 Correct 192 ms 20604 KB Output is correct
14 Correct 327 ms 21568 KB Output is correct
15 Correct 1101 ms 22296 KB Output is correct
16 Correct 847 ms 20408 KB Output is correct
17 Correct 934 ms 18904 KB Output is correct
18 Correct 1027 ms 19264 KB Output is correct
19 Correct 1380 ms 20284 KB Output is correct
20 Correct 625 ms 20772 KB Output is correct
21 Correct 34 ms 11420 KB Output is correct
22 Correct 197 ms 12884 KB Output is correct
23 Correct 375 ms 12936 KB Output is correct
24 Correct 75 ms 18504 KB Output is correct
25 Correct 314 ms 20148 KB Output is correct
26 Correct 633 ms 19660 KB Output is correct
27 Correct 35 ms 13136 KB Output is correct
28 Correct 193 ms 13116 KB Output is correct
29 Correct 480 ms 12972 KB Output is correct
30 Correct 71 ms 20276 KB Output is correct
31 Correct 375 ms 20504 KB Output is correct
32 Correct 912 ms 20400 KB Output is correct

Subtask #7
0.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 2640 KB Output is correct
2 Correct 10 ms 3152 KB Output is correct
3 Correct 49 ms 3288 KB Output is correct
4 Correct 29 ms 3408 KB Output is correct
5 Correct 11 ms 2880 KB Output is correct
6 Correct 8 ms 2700 KB Output is correct
7 Correct 45 ms 2896 KB Output is correct
8 Correct 58 ms 3340 KB Output is correct
9 Correct 5 ms 2896 KB Output is correct
10 Correct 6 ms 2896 KB Output is correct
11 Correct 5 ms 2896 KB Output is correct
12 Correct 5 ms 2904 KB Output is correct
13 Correct 9 ms 3352 KB Output is correct
14 Correct 4 ms 2980 KB Output is correct
15 Correct 17 ms 3052 KB Output is correct
16 Correct 40 ms 3152 KB Output is correct
17 Correct 124 ms 3400 KB Output is correct
18 Correct 5 ms 3152 KB Output is correct
19 Correct 8 ms 3152 KB Output is correct
20 Correct 34 ms 3152 KB Output is correct
21 Incorrect 31 ms 3336 KB Output isn't correct
22 Halted 0 ms 0 KB -

Subtask #8
0.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 3152 KB Output is correct
2 Correct 26 ms 14484 KB Output is correct
3 Correct 48 ms 22464 KB Output is correct
4 Correct 605 ms 20000 KB Output is correct
5 Correct 45 ms 3348 KB Output is correct
6 Correct 576 ms 14836 KB Output is correct
7 Incorrect 1071 ms 20660 KB Output isn't correct
8 Halted 0 ms 0 KB -