oj.uz

Submission #1094252

# Submission time Handle Problem Language Result Execution time Memory
1094252 2024-09-29T08:24:52 Z modwwe Escape Route 2 (JOI24_escape2) C++17
54 / 100
 355 ms 51872 KB 
#pragma GCC optimize("Ofast,unroll-loops")
#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 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 = 1e17;
const int mod2 = 1e9 + 9;
const int  mod1 = 998244353;
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, l, r, mid, l2, r2, center;
int  i, s10, s12,k1,k2,s11;
int kk;
int el = 19;
main()
{
//   fin(task);
    //  fou(task);
    NHP
    /// cin>>s1;
///modwwe
    phongbeo();
    // checktime
}
int s,t;
vector<ib> a[100001];
int b[100001];
vector<int> c[100001];
int ans[300001];
ib d[100001];
ib st[17][100001];
int f[100001];
int cd[100001];
ib dp[100001];
vector<int> vv;
vector<ib> v[100001];
int S=50;
bool cmp(ib a,ib b)
{
    return a.a<b.a;
}
void phongbeo()
{
    cin>>n>>t;
    for(int i=1; i<n; i++)
    {
        cin>>k;
        b[i]=k;
        a[i].resize(k+1);
        c[i].resize(k+1);
        s9+=k;
        for(int j=1; j<=k; j++)
            cin>>a[i][j].a>>a[i][j].b,c[i][j]=++dem,d[dem]= {i,j};
        sort(a[i].begin()+1,a[i].end(),cmp);
        for(int j=k-1; j>=1; --j)
            a[i][j].b=min(a[i][j].b,a[i][j+1].b);
    }
    for(int i=1; i<n-1; i++)
    {
        vv.clear();
        for(int j=1; j<=b[i+1]; j++)
            vv.pb(a[i+1][j].a);
        for(int j=1; j<=b[i]; j++)
        {
            if(a[i][j].b>vv.back())
            {
                s3=vv[0]+t-a[i][j].a;
                st[0][c[i][j]]= {c[i+1][1],s3};
            }
            else
            {
                s2=lower_bound(vv.begin(),vv.end(),a[i][j].b)-vv.begin()+1;
                s3=a[i+1][s2].a-a[i][j].a;
                st[0][c[i][j]]= {c[i+1][s2],s3};
            }
        }
    }
    for(int i=1; i<17; i++)
        for(int j=1; j<=s9; j++)
            st[i][j].a=st[i-1][st[i-1][j].a].a,
                    st[i][j].b=st[i-1][j].b+st[i-1][st[i-1][j].a].b;
    s5=n;
    for(int i=n-1; i>=1; --i)
    {
        if(b[i]<=S)s5=i;
        f[i]=s5;
    }
    cin>>m;
    for(int i=1; i<=m; i++)
    {
        cin>>l>>r;
        if(l==r)
        {
            ans[i]=0;
            continue;
        }
        if(b[l]>S)
            v[l].pb({r,i});
        else
        {
            for(int j=1; j<=b[l]; j++)
            {
                s=r-l-1;
                s3=c[l][j];
                s4=0;
                for(s; s; s-=s&-s)
                {
                    int  g=31-__builtin_clz(s&-s);
                    s4+=st[g][s3].b;
                    s3=st[g][s3].a;
                }

                if(j==1)s5=s4+a[r-1][d[s3].b].b-a[r-1][d[s3].b].a;
                else s5=min(s4+a[r-1][d[s3].b].b-a[r-1][d[s3].b].a,s5);
            }
            ans[i]=s5;
        }
    }
    for(int i=1; i<n; i++)
    {
        for(int j=1; j<=b[i]; j++)
            dp[j]= {c[l][j],0};

        if(v[i].size()!=0)
        {
            sort(v[i].begin(),v[i].end(),cmp);
            bool de=0;
            s4=i;
            for(auto x:v[i])
            {
                s6=inf;
                if(x.a<=n)
                {
                    for(int j=1; j<=b[i]; j++)
                    {
                        s3=dp[j].a;
                        s5=dp[j].b;
                        s=x.a-s4-1;
                        for(s; s; s-=s&-s)
                        {
                            s7=31-__builtin_clz(s);
                            s5+=st[s7][s3].b;
                            s3=st[s7][s3].a;
                        }
                        s6=min(s6,s5+a[x.a-1][d[s3].b].b-a[x.a-1][d[s3].b].a);
                        dp[j]= {s3,s5};
                    }
                    s4=x.a-1;
                }
                else
                {
                    if(!de)
                    {
                        for(int j=1; j<=b[f[i]]; j++)
                            cd[c[f[i]][j]]=inf;
                        for(int j=1; j<=b[i]; j++)
                        {
                            s3=dp[j].a;
                            s5=dp[j].b;
                            s=f[i]-s4;
                            for(s; s; s-=s&-s)
                            {
                                s7=31-__builtin_clz(s);
                                s5+=st[s7][s3].b;
                                s3=st[s7][s3].a;
                            }
                            s6=min(s6,s5+a[x.a-1][d[s3].b].b-a[x.a-1][d[s3].b].a);
                            //dp[j]= {s3,s5};
                            cd[s3]=min(f[s3],s5);
                        }
                    }
                    de=1;
                    for(int j=1; j<=b[f[i]]; j++)
                    {
                        s=x.a-f[i]-1;
                        s3=c[f[i]][j];
                        s5=cd[s3];
                        for(s; s; s-=s&-s)
                    {
                        s7=31-__builtin_clz(s);
                            s5+=st[s7][s3].b;
                            s3=st[s7][s3].a;
                        }
                        s6=min(s6,s5+a[x.a-1][d[s3].b].b-a[x.a-1][d[s3].b].a);
                    }
                }
                ans[x.b]=s6;
            }
        }
    }
    for(int i=1;i<=m;i++)
        cout<<ans[i],down
}

Compilation message

Main.cpp:67:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   67 | main()
      | ^~~~
Main.cpp: In function 'void phongbeo()':
Main.cpp:158:21: warning: statement has no effect [-Wunused-value]
  158 |                 for(s; s; s-=s&-s)
      |                     ^
Main.cpp:191:29: warning: statement has no effect [-Wunused-value]
  191 |                         for(s; s; s-=s&-s)
      |                             ^
Main.cpp:213:33: warning: statement has no effect [-Wunused-value]
  213 |                             for(s; s; s-=s&-s)
      |                                 ^
Main.cpp:230:29: warning: statement has no effect [-Wunused-value]
  230 |                         for(s; s; s-=s&-s)
      |                             ^

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7516 KB Output is correct
2 Correct 39 ms 12736 KB Output is correct
3 Correct 51 ms 13008 KB Output is correct
4 Correct 68 ms 14404 KB Output is correct
5 Correct 57 ms 13248 KB Output is correct
6 Correct 72 ms 14420 KB Output is correct
7 Correct 78 ms 14456 KB Output is correct
8 Correct 50 ms 12880 KB Output is correct
9 Correct 74 ms 14588 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7516 KB Output is correct
2 Correct 39 ms 12736 KB Output is correct
3 Correct 51 ms 13008 KB Output is correct
4 Correct 68 ms 14404 KB Output is correct
5 Correct 57 ms 13248 KB Output is correct
6 Correct 72 ms 14420 KB Output is correct
7 Correct 78 ms 14456 KB Output is correct
8 Correct 50 ms 12880 KB Output is correct
9 Correct 74 ms 14588 KB Output is correct
10 Correct 4 ms 7516 KB Output is correct
11 Correct 69 ms 13920 KB Output is correct
12 Correct 68 ms 13904 KB Output is correct
13 Correct 81 ms 14060 KB Output is correct
14 Correct 70 ms 13908 KB Output is correct
15 Correct 67 ms 14160 KB Output is correct
16 Correct 42 ms 12880 KB Output is correct
17 Correct 67 ms 14416 KB Output is correct
18 Correct 70 ms 14228 KB Output is correct
19 Correct 69 ms 14440 KB Output is correct
20 Correct 68 ms 14164 KB Output is correct

Subtask #3
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7516 KB Output is correct
2 Correct 39 ms 12736 KB Output is correct
3 Correct 51 ms 13008 KB Output is correct
4 Correct 68 ms 14404 KB Output is correct
5 Correct 57 ms 13248 KB Output is correct
6 Correct 72 ms 14420 KB Output is correct
7 Correct 78 ms 14456 KB Output is correct
8 Correct 50 ms 12880 KB Output is correct
9 Correct 74 ms 14588 KB Output is correct
10 Correct 177 ms 41760 KB Output is correct
11 Correct 309 ms 51740 KB Output is correct
12 Correct 336 ms 51792 KB Output is correct
13 Correct 248 ms 50148 KB Output is correct
14 Correct 352 ms 51792 KB Output is correct
15 Correct 319 ms 51872 KB Output is correct
16 Correct 183 ms 41812 KB Output is correct
17 Correct 355 ms 51792 KB Output is correct
18 Correct 115 ms 43392 KB Output is correct
19 Correct 113 ms 42980 KB Output is correct
20 Correct 121 ms 43364 KB Output is correct
21 Correct 116 ms 43316 KB Output is correct

Subtask #4
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7516 KB Output is correct
2 Correct 39 ms 12736 KB Output is correct
3 Correct 51 ms 13008 KB Output is correct
4 Correct 68 ms 14404 KB Output is correct
5 Correct 57 ms 13248 KB Output is correct
6 Correct 72 ms 14420 KB Output is correct
7 Correct 78 ms 14456 KB Output is correct
8 Correct 50 ms 12880 KB Output is correct
9 Correct 74 ms 14588 KB Output is correct
10 Correct 4 ms 7516 KB Output is correct
11 Correct 69 ms 13920 KB Output is correct
12 Correct 68 ms 13904 KB Output is correct
13 Correct 81 ms 14060 KB Output is correct
14 Correct 70 ms 13908 KB Output is correct
15 Correct 67 ms 14160 KB Output is correct
16 Correct 42 ms 12880 KB Output is correct
17 Correct 67 ms 14416 KB Output is correct
18 Correct 70 ms 14228 KB Output is correct
19 Correct 69 ms 14440 KB Output is correct
20 Correct 68 ms 14164 KB Output is correct
21 Correct 177 ms 41760 KB Output is correct
22 Correct 309 ms 51740 KB Output is correct
23 Correct 336 ms 51792 KB Output is correct
24 Correct 248 ms 50148 KB Output is correct
25 Correct 352 ms 51792 KB Output is correct
26 Correct 319 ms 51872 KB Output is correct
27 Correct 183 ms 41812 KB Output is correct
28 Correct 355 ms 51792 KB Output is correct
29 Correct 115 ms 43392 KB Output is correct
30 Correct 113 ms 42980 KB Output is correct
31 Correct 121 ms 43364 KB Output is correct
32 Correct 116 ms 43316 KB Output is correct
33 Correct 271 ms 45720 KB Output is correct
34 Correct 258 ms 45648 KB Output is correct
35 Correct 263 ms 42664 KB Output is correct
36 Correct 228 ms 42572 KB Output is correct
37 Correct 276 ms 43600 KB Output is correct
38 Correct 197 ms 40016 KB Output is correct
39 Correct 259 ms 49204 KB Output is correct
40 Correct 199 ms 35936 KB Output is correct
41 Correct 215 ms 39024 KB Output is correct
42 Correct 262 ms 48980 KB Output is correct
43 Correct 219 ms 45136 KB Output is correct
44 Correct 334 ms 46708 KB Output is correct
45 Correct 101 ms 40972 KB Output is correct
46 Correct 119 ms 38832 KB Output is correct

Subtask #5
0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7512 KB Output is correct
2 Correct 4 ms 7516 KB Output is correct
3 Incorrect 123 ms 38688 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7516 KB Output is correct
2 Correct 39 ms 12736 KB Output is correct
3 Correct 51 ms 13008 KB Output is correct
4 Correct 68 ms 14404 KB Output is correct
5 Correct 57 ms 13248 KB Output is correct
6 Correct 72 ms 14420 KB Output is correct
7 Correct 78 ms 14456 KB Output is correct
8 Correct 50 ms 12880 KB Output is correct
9 Correct 74 ms 14588 KB Output is correct
10 Correct 4 ms 7516 KB Output is correct
11 Correct 69 ms 13920 KB Output is correct
12 Correct 68 ms 13904 KB Output is correct
13 Correct 81 ms 14060 KB Output is correct
14 Correct 70 ms 13908 KB Output is correct
15 Correct 67 ms 14160 KB Output is correct
16 Correct 42 ms 12880 KB Output is correct
17 Correct 67 ms 14416 KB Output is correct
18 Correct 70 ms 14228 KB Output is correct
19 Correct 69 ms 14440 KB Output is correct
20 Correct 68 ms 14164 KB Output is correct
21 Correct 177 ms 41760 KB Output is correct
22 Correct 309 ms 51740 KB Output is correct
23 Correct 336 ms 51792 KB Output is correct
24 Correct 248 ms 50148 KB Output is correct
25 Correct 352 ms 51792 KB Output is correct
26 Correct 319 ms 51872 KB Output is correct
27 Correct 183 ms 41812 KB Output is correct
28 Correct 355 ms 51792 KB Output is correct
29 Correct 115 ms 43392 KB Output is correct
30 Correct 113 ms 42980 KB Output is correct
31 Correct 121 ms 43364 KB Output is correct
32 Correct 116 ms 43316 KB Output is correct
33 Correct 271 ms 45720 KB Output is correct
34 Correct 258 ms 45648 KB Output is correct
35 Correct 263 ms 42664 KB Output is correct
36 Correct 228 ms 42572 KB Output is correct
37 Correct 276 ms 43600 KB Output is correct
38 Correct 197 ms 40016 KB Output is correct
39 Correct 259 ms 49204 KB Output is correct
40 Correct 199 ms 35936 KB Output is correct
41 Correct 215 ms 39024 KB Output is correct
42 Correct 262 ms 48980 KB Output is correct
43 Correct 219 ms 45136 KB Output is correct
44 Correct 334 ms 46708 KB Output is correct
45 Correct 101 ms 40972 KB Output is correct
46 Correct 119 ms 38832 KB Output is correct
47 Correct 4 ms 7512 KB Output is correct
48 Correct 4 ms 7516 KB Output is correct
49 Incorrect 123 ms 38688 KB Output isn't correct
50 Halted 0 ms 0 KB -