oj.uz

Submission #1094265

# Submission time Handle Problem Language Result Execution time Memory
1094265 2024-09-29T08:46:23 Z modwwe Escape Route 2 (JOI24_escape2) C++17
54 / 100
 3000 ms 51796 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;
                            }
                            //dp[j]= {s3,s5};
                            cd[s3]=min(cd[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 7516 KB Output is correct
2 Correct 38 ms 12860 KB Output is correct
3 Correct 48 ms 12884 KB Output is correct
4 Correct 67 ms 14416 KB Output is correct
5 Correct 59 ms 13140 KB Output is correct
6 Correct 77 ms 14456 KB Output is correct
7 Correct 75 ms 14444 KB Output is correct
8 Correct 52 ms 12884 KB Output is correct
9 Correct 71 ms 14420 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 38 ms 12860 KB Output is correct
3 Correct 48 ms 12884 KB Output is correct
4 Correct 67 ms 14416 KB Output is correct
5 Correct 59 ms 13140 KB Output is correct
6 Correct 77 ms 14456 KB Output is correct
7 Correct 75 ms 14444 KB Output is correct
8 Correct 52 ms 12884 KB Output is correct
9 Correct 71 ms 14420 KB Output is correct
10 Correct 4 ms 7516 KB Output is correct
11 Correct 68 ms 13928 KB Output is correct
12 Correct 70 ms 13908 KB Output is correct
13 Correct 70 ms 13904 KB Output is correct
14 Correct 69 ms 13908 KB Output is correct
15 Correct 66 ms 14160 KB Output is correct
16 Correct 44 ms 12884 KB Output is correct
17 Correct 68 ms 14352 KB Output is correct
18 Correct 64 ms 14164 KB Output is correct
19 Correct 68 ms 14416 KB Output is correct
20 Correct 71 ms 14204 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 38 ms 12860 KB Output is correct
3 Correct 48 ms 12884 KB Output is correct
4 Correct 67 ms 14416 KB Output is correct
5 Correct 59 ms 13140 KB Output is correct
6 Correct 77 ms 14456 KB Output is correct
7 Correct 75 ms 14444 KB Output is correct
8 Correct 52 ms 12884 KB Output is correct
9 Correct 71 ms 14420 KB Output is correct
10 Correct 182 ms 41876 KB Output is correct
11 Correct 281 ms 51796 KB Output is correct
12 Correct 295 ms 51696 KB Output is correct
13 Correct 236 ms 50000 KB Output is correct
14 Correct 300 ms 51792 KB Output is correct
15 Correct 296 ms 51796 KB Output is correct
16 Correct 170 ms 41808 KB Output is correct
17 Correct 313 ms 51796 KB Output is correct
18 Correct 115 ms 43348 KB Output is correct
19 Correct 98 ms 43088 KB Output is correct
20 Correct 117 ms 43376 KB Output is correct
21 Correct 119 ms 43344 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 38 ms 12860 KB Output is correct
3 Correct 48 ms 12884 KB Output is correct
4 Correct 67 ms 14416 KB Output is correct
5 Correct 59 ms 13140 KB Output is correct
6 Correct 77 ms 14456 KB Output is correct
7 Correct 75 ms 14444 KB Output is correct
8 Correct 52 ms 12884 KB Output is correct
9 Correct 71 ms 14420 KB Output is correct
10 Correct 4 ms 7516 KB Output is correct
11 Correct 68 ms 13928 KB Output is correct
12 Correct 70 ms 13908 KB Output is correct
13 Correct 70 ms 13904 KB Output is correct
14 Correct 69 ms 13908 KB Output is correct
15 Correct 66 ms 14160 KB Output is correct
16 Correct 44 ms 12884 KB Output is correct
17 Correct 68 ms 14352 KB Output is correct
18 Correct 64 ms 14164 KB Output is correct
19 Correct 68 ms 14416 KB Output is correct
20 Correct 71 ms 14204 KB Output is correct
21 Correct 182 ms 41876 KB Output is correct
22 Correct 281 ms 51796 KB Output is correct
23 Correct 295 ms 51696 KB Output is correct
24 Correct 236 ms 50000 KB Output is correct
25 Correct 300 ms 51792 KB Output is correct
26 Correct 296 ms 51796 KB Output is correct
27 Correct 170 ms 41808 KB Output is correct
28 Correct 313 ms 51796 KB Output is correct
29 Correct 115 ms 43348 KB Output is correct
30 Correct 98 ms 43088 KB Output is correct
31 Correct 117 ms 43376 KB Output is correct
32 Correct 119 ms 43344 KB Output is correct
33 Correct 264 ms 45652 KB Output is correct
34 Correct 238 ms 45648 KB Output is correct
35 Correct 225 ms 42544 KB Output is correct
36 Correct 235 ms 42572 KB Output is correct
37 Correct 215 ms 43600 KB Output is correct
38 Correct 187 ms 40016 KB Output is correct
39 Correct 247 ms 49232 KB Output is correct
40 Correct 192 ms 35824 KB Output is correct
41 Correct 199 ms 38996 KB Output is correct
42 Correct 286 ms 49076 KB Output is correct
43 Correct 218 ms 45136 KB Output is correct
44 Correct 230 ms 46672 KB Output is correct
45 Correct 114 ms 40928 KB Output is correct
46 Correct 101 ms 39004 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 7512 KB Output is correct
3 Correct 121 ms 38812 KB Output is correct
4 Correct 118 ms 38760 KB Output is correct
5 Correct 119 ms 38740 KB Output is correct
6 Correct 118 ms 38780 KB Output is correct
7 Correct 118 ms 38824 KB Output is correct
8 Correct 127 ms 38912 KB Output is correct
9 Correct 50 ms 38456 KB Output is correct
10 Execution timed out 3072 ms 36880 KB Time limit exceeded
11 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 38 ms 12860 KB Output is correct
3 Correct 48 ms 12884 KB Output is correct
4 Correct 67 ms 14416 KB Output is correct
5 Correct 59 ms 13140 KB Output is correct
6 Correct 77 ms 14456 KB Output is correct
7 Correct 75 ms 14444 KB Output is correct
8 Correct 52 ms 12884 KB Output is correct
9 Correct 71 ms 14420 KB Output is correct
10 Correct 4 ms 7516 KB Output is correct
11 Correct 68 ms 13928 KB Output is correct
12 Correct 70 ms 13908 KB Output is correct
13 Correct 70 ms 13904 KB Output is correct
14 Correct 69 ms 13908 KB Output is correct
15 Correct 66 ms 14160 KB Output is correct
16 Correct 44 ms 12884 KB Output is correct
17 Correct 68 ms 14352 KB Output is correct
18 Correct 64 ms 14164 KB Output is correct
19 Correct 68 ms 14416 KB Output is correct
20 Correct 71 ms 14204 KB Output is correct
21 Correct 182 ms 41876 KB Output is correct
22 Correct 281 ms 51796 KB Output is correct
23 Correct 295 ms 51696 KB Output is correct
24 Correct 236 ms 50000 KB Output is correct
25 Correct 300 ms 51792 KB Output is correct
26 Correct 296 ms 51796 KB Output is correct
27 Correct 170 ms 41808 KB Output is correct
28 Correct 313 ms 51796 KB Output is correct
29 Correct 115 ms 43348 KB Output is correct
30 Correct 98 ms 43088 KB Output is correct
31 Correct 117 ms 43376 KB Output is correct
32 Correct 119 ms 43344 KB Output is correct
33 Correct 264 ms 45652 KB Output is correct
34 Correct 238 ms 45648 KB Output is correct
35 Correct 225 ms 42544 KB Output is correct
36 Correct 235 ms 42572 KB Output is correct
37 Correct 215 ms 43600 KB Output is correct
38 Correct 187 ms 40016 KB Output is correct
39 Correct 247 ms 49232 KB Output is correct
40 Correct 192 ms 35824 KB Output is correct
41 Correct 199 ms 38996 KB Output is correct
42 Correct 286 ms 49076 KB Output is correct
43 Correct 218 ms 45136 KB Output is correct
44 Correct 230 ms 46672 KB Output is correct
45 Correct 114 ms 40928 KB Output is correct
46 Correct 101 ms 39004 KB Output is correct
47 Correct 4 ms 7516 KB Output is correct
48 Correct 4 ms 7512 KB Output is correct
49 Correct 121 ms 38812 KB Output is correct
50 Correct 118 ms 38760 KB Output is correct
51 Correct 119 ms 38740 KB Output is correct
52 Correct 118 ms 38780 KB Output is correct
53 Correct 118 ms 38824 KB Output is correct
54 Correct 127 ms 38912 KB Output is correct
55 Correct 50 ms 38456 KB Output is correct
56 Execution timed out 3072 ms 36880 KB Time limit exceeded
57 Halted 0 ms 0 KB -