oj.uz

Submission #1094263

# Submission time Handle Problem Language Result Execution time Memory
1094263 2024-09-29T08:43:50 Z modwwe Escape Route 2 (JOI24_escape2) C++17
54 / 100
 324 ms 51792 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++)
    {

        if(v[i].size()!=0)
        {
                    for(int j=1; j<=b[i];j++)
            dp[j]= {c[i][j],0};
            sort(v[i].begin(),v[i].end(),cmp);
            bool de=0;
            s4=i;
            for(auto x:v[i])
            {
                s6=inf;
                if(x.a<=f[i])
                {
                    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&-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&-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&-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 7512 KB Output is correct
2 Correct 39 ms 12884 KB Output is correct
3 Correct 49 ms 12892 KB Output is correct
4 Correct 67 ms 14420 KB Output is correct
5 Correct 60 ms 13144 KB Output is correct
6 Correct 75 ms 14412 KB Output is correct
7 Correct 72 ms 14672 KB Output is correct
8 Correct 53 ms 12880 KB Output is correct
9 Correct 75 ms 14416 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7512 KB Output is correct
2 Correct 39 ms 12884 KB Output is correct
3 Correct 49 ms 12892 KB Output is correct
4 Correct 67 ms 14420 KB Output is correct
5 Correct 60 ms 13144 KB Output is correct
6 Correct 75 ms 14412 KB Output is correct
7 Correct 72 ms 14672 KB Output is correct
8 Correct 53 ms 12880 KB Output is correct
9 Correct 75 ms 14416 KB Output is correct
10 Correct 4 ms 7516 KB Output is correct
11 Correct 73 ms 13984 KB Output is correct
12 Correct 78 ms 13844 KB Output is correct
13 Correct 69 ms 13908 KB Output is correct
14 Correct 67 ms 13928 KB Output is correct
15 Correct 74 ms 14216 KB Output is correct
16 Correct 43 ms 12936 KB Output is correct
17 Correct 69 ms 14420 KB Output is correct
18 Correct 70 ms 14168 KB Output is correct
19 Correct 72 ms 14420 KB Output is correct
20 Correct 76 ms 14164 KB Output is correct

Subtask #3
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7512 KB Output is correct
2 Correct 39 ms 12884 KB Output is correct
3 Correct 49 ms 12892 KB Output is correct
4 Correct 67 ms 14420 KB Output is correct
5 Correct 60 ms 13144 KB Output is correct
6 Correct 75 ms 14412 KB Output is correct
7 Correct 72 ms 14672 KB Output is correct
8 Correct 53 ms 12880 KB Output is correct
9 Correct 75 ms 14416 KB Output is correct
10 Correct 194 ms 41808 KB Output is correct
11 Correct 294 ms 51792 KB Output is correct
12 Correct 324 ms 51788 KB Output is correct
13 Correct 255 ms 50040 KB Output is correct
14 Correct 304 ms 51792 KB Output is correct
15 Correct 308 ms 51792 KB Output is correct
16 Correct 196 ms 41808 KB Output is correct
17 Correct 294 ms 51752 KB Output is correct
18 Correct 112 ms 43348 KB Output is correct
19 Correct 93 ms 43068 KB Output is correct
20 Correct 105 ms 43352 KB Output is correct
21 Correct 116 ms 43204 KB Output is correct

Subtask #4
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7512 KB Output is correct
2 Correct 39 ms 12884 KB Output is correct
3 Correct 49 ms 12892 KB Output is correct
4 Correct 67 ms 14420 KB Output is correct
5 Correct 60 ms 13144 KB Output is correct
6 Correct 75 ms 14412 KB Output is correct
7 Correct 72 ms 14672 KB Output is correct
8 Correct 53 ms 12880 KB Output is correct
9 Correct 75 ms 14416 KB Output is correct
10 Correct 4 ms 7516 KB Output is correct
11 Correct 73 ms 13984 KB Output is correct
12 Correct 78 ms 13844 KB Output is correct
13 Correct 69 ms 13908 KB Output is correct
14 Correct 67 ms 13928 KB Output is correct
15 Correct 74 ms 14216 KB Output is correct
16 Correct 43 ms 12936 KB Output is correct
17 Correct 69 ms 14420 KB Output is correct
18 Correct 70 ms 14168 KB Output is correct
19 Correct 72 ms 14420 KB Output is correct
20 Correct 76 ms 14164 KB Output is correct
21 Correct 194 ms 41808 KB Output is correct
22 Correct 294 ms 51792 KB Output is correct
23 Correct 324 ms 51788 KB Output is correct
24 Correct 255 ms 50040 KB Output is correct
25 Correct 304 ms 51792 KB Output is correct
26 Correct 308 ms 51792 KB Output is correct
27 Correct 196 ms 41808 KB Output is correct
28 Correct 294 ms 51752 KB Output is correct
29 Correct 112 ms 43348 KB Output is correct
30 Correct 93 ms 43068 KB Output is correct
31 Correct 105 ms 43352 KB Output is correct
32 Correct 116 ms 43204 KB Output is correct
33 Correct 235 ms 45616 KB Output is correct
34 Correct 235 ms 45904 KB Output is correct
35 Correct 215 ms 42644 KB Output is correct
36 Correct 231 ms 42736 KB Output is correct
37 Correct 238 ms 43600 KB Output is correct
38 Correct 194 ms 39956 KB Output is correct
39 Correct 243 ms 49232 KB Output is correct
40 Correct 195 ms 35924 KB Output is correct
41 Correct 213 ms 39000 KB Output is correct
42 Correct 271 ms 49060 KB Output is correct
43 Correct 194 ms 45136 KB Output is correct
44 Correct 246 ms 46672 KB Output is correct
45 Correct 105 ms 40916 KB Output is correct
46 Correct 102 ms 38996 KB Output is correct

Subtask #5
0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7516 KB Output is correct
2 Correct 4 ms 7660 KB Output is correct
3 Correct 117 ms 38784 KB Output is correct
4 Correct 120 ms 38736 KB Output is correct
5 Correct 117 ms 38764 KB Output is correct
6 Correct 119 ms 38740 KB Output is correct
7 Correct 119 ms 38736 KB Output is correct
8 Correct 120 ms 38936 KB Output is correct
9 Incorrect 50 ms 38484 KB Output isn't correct
10 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7512 KB Output is correct
2 Correct 39 ms 12884 KB Output is correct
3 Correct 49 ms 12892 KB Output is correct
4 Correct 67 ms 14420 KB Output is correct
5 Correct 60 ms 13144 KB Output is correct
6 Correct 75 ms 14412 KB Output is correct
7 Correct 72 ms 14672 KB Output is correct
8 Correct 53 ms 12880 KB Output is correct
9 Correct 75 ms 14416 KB Output is correct
10 Correct 4 ms 7516 KB Output is correct
11 Correct 73 ms 13984 KB Output is correct
12 Correct 78 ms 13844 KB Output is correct
13 Correct 69 ms 13908 KB Output is correct
14 Correct 67 ms 13928 KB Output is correct
15 Correct 74 ms 14216 KB Output is correct
16 Correct 43 ms 12936 KB Output is correct
17 Correct 69 ms 14420 KB Output is correct
18 Correct 70 ms 14168 KB Output is correct
19 Correct 72 ms 14420 KB Output is correct
20 Correct 76 ms 14164 KB Output is correct
21 Correct 194 ms 41808 KB Output is correct
22 Correct 294 ms 51792 KB Output is correct
23 Correct 324 ms 51788 KB Output is correct
24 Correct 255 ms 50040 KB Output is correct
25 Correct 304 ms 51792 KB Output is correct
26 Correct 308 ms 51792 KB Output is correct
27 Correct 196 ms 41808 KB Output is correct
28 Correct 294 ms 51752 KB Output is correct
29 Correct 112 ms 43348 KB Output is correct
30 Correct 93 ms 43068 KB Output is correct
31 Correct 105 ms 43352 KB Output is correct
32 Correct 116 ms 43204 KB Output is correct
33 Correct 235 ms 45616 KB Output is correct
34 Correct 235 ms 45904 KB Output is correct
35 Correct 215 ms 42644 KB Output is correct
36 Correct 231 ms 42736 KB Output is correct
37 Correct 238 ms 43600 KB Output is correct
38 Correct 194 ms 39956 KB Output is correct
39 Correct 243 ms 49232 KB Output is correct
40 Correct 195 ms 35924 KB Output is correct
41 Correct 213 ms 39000 KB Output is correct
42 Correct 271 ms 49060 KB Output is correct
43 Correct 194 ms 45136 KB Output is correct
44 Correct 246 ms 46672 KB Output is correct
45 Correct 105 ms 40916 KB Output is correct
46 Correct 102 ms 38996 KB Output is correct
47 Correct 4 ms 7516 KB Output is correct
48 Correct 4 ms 7660 KB Output is correct
49 Correct 117 ms 38784 KB Output is correct
50 Correct 120 ms 38736 KB Output is correct
51 Correct 117 ms 38764 KB Output is correct
52 Correct 119 ms 38740 KB Output is correct
53 Correct 119 ms 38736 KB Output is correct
54 Correct 120 ms 38936 KB Output is correct
55 Incorrect 50 ms 38484 KB Output isn't correct
56 Halted 0 ms 0 KB -