oj.uz

Submission #949363

# Submission time Handle Problem Language Result Execution time Memory
949363 2024-03-19T07:03:15 Z modwwe Fortune Telling 2 (JOI14_fortune_telling2) C++17
100 / 100
 281 ms 33896 KB 
#pragma GCC optimize("Ofast,unroll-loops")
#pragma GCC target("avx,avx2,sse,sse2")
#include<bits/stdc++.h>
#define int long long
#define down cout<<'\n';
#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;
void phongbeo();
const int mod2=1e9+7;
const int  mod1=998244353;
struct ib
{
    int a;
    int b;
};
struct icd
{
    int a,b;
};
struct ic
{
    int a,b,c;
};
struct id
{
    int a,b,c,d;
};
int n,m,s2,s4,s3,sf,k,r,mid,s5,s6,mx,s7,s8,s9,mx2,res,dem2=0,dem=0,l;
int  i,s10,s12;
int el=29;
main()
{
//#ifndef ONLINE_JUDGE
    // fin(task),fou(task);
//#endif
    NHP
//modwwe
    //  cin>>res;
    phongbeo(),down
    checktime
}
int bit[200007];
ib a[200007];
ib b[200007];
int d[200007];
int t[800007];
void upd(int x)
{
    for(x; x; x-=x&-x)bit[x]++;
}
int get_bit(int x)

{
    int ss= 0;

    for(x; x<=m; x+=x&-x) ss+=bit[x] ;
    return ss%2;
}

void build(int node,int l,int r)
{
    if(l==r)
    {
        t[node]=b[l].b;
        return ;
    }
    int mid=l+r>>1;
    build(node<<1,l,mid);
    build(node<<1|1,mid+1,r);
    t[node]=max(t[node<<1],t[node<<1|1]);
}

int get(int node,int l,int r,int l1,int r1)
{
    if(l>r1||r<l1) return 0;
    if(l>=l1&&r<=r1) return t[node];
    int mid=l+r>>1;
    return max(get(node<<1,l,mid,l1,r1),get(node<<1|1,mid+1,r,l1,r1));
}
bool cmp(ib a,ib b)
{
    return a.a<b.a;
}
vector<int> v;
vector<int> v2[200007];
ib c[200007];
void phongbeo()
{
    cin>>n>>m;
    for(int i=1; i<=n; i++)
    {
        cin>>a[i].a>>a[i].b;
c[i]=a[i];
    }
    for(int i=1; i<=m; i++)
        cin>>b[i].a,b[i].b=i
                           ,v.pb(b[i].a),d[i]=b[i].a;
    b[m+1]= {10000000001,m+1};
    sort(v.begin(),v.end());
    v.pb(10000000001);

    sort(b+1,b+2+m,cmp);
    build(1,1,m+1);
    for(int i=1; i<=m; i++)
        d[i]=lower_bound(v.begin(),v.end(), d[i])-v.begin()+1;
    for(int i=1; i<=n; i++)
    {
        if(a[i].a>a[i].b) swap(a[i].a,a[i].b );
        s2=lower_bound(v.begin(),v.end(),a[i].a)-v.begin()+1;
        s3=lower_bound(v.begin(),v.end(),a[i].b)-v.begin();
         swap(a[i].a,a[i].b);
        if(s2>s3) v2[1].pb(i),a[i]=c[i];
        else v2[get(1,1,m+1,s2,s3)+1].pb(i);
    }
    for(int i=m; i>=1; --i)
    {
 upd(d[i]);
        for(auto x:v2[i])
        {
            s3=lower_bound(v.begin(),v.end(),a[x].a)-v.begin()+1;
            s4=get_bit(s3);
            if(s4%2==1)swap(a[x].a,a[x].b);
        }
    }
    s2=0;
    for(int i=1; i<=n; i++)
        s2+=a[i].a;
    cout<<s2;

}

Compilation message

fortune_telling2.cpp:39:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   39 | main()
      | ^~~~
fortune_telling2.cpp: In function 'void upd(long long int)':
fortune_telling2.cpp:57:9: warning: statement has no effect [-Wunused-value]
   57 |     for(x; x; x-=x&-x)bit[x]++;
      |         ^
fortune_telling2.cpp: In function 'long long int get_bit(long long int)':
fortune_telling2.cpp:64:9: warning: statement has no effect [-Wunused-value]
   64 |     for(x; x<=m; x+=x&-x) ss+=bit[x] ;
      |         ^
fortune_telling2.cpp: In function 'void build(long long int, long long int, long long int)':
fortune_telling2.cpp:75:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   75 |     int mid=l+r>>1;
      |             ~^~
fortune_telling2.cpp: In function 'long long int get(long long int, long long int, long long int, long long int, long long int)':
fortune_telling2.cpp:85:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   85 |     int mid=l+r>>1;
      |             ~^~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 14948 KB Output is correct
2 Correct 4 ms 14684 KB Output is correct
3 Correct 3 ms 14684 KB Output is correct
4 Correct 4 ms 14684 KB Output is correct
5 Correct 4 ms 14684 KB Output is correct
6 Correct 4 ms 14684 KB Output is correct
7 Correct 3 ms 14684 KB Output is correct
8 Correct 3 ms 14684 KB Output is correct
9 Correct 3 ms 14896 KB Output is correct
10 Correct 3 ms 14684 KB Output is correct
11 Correct 4 ms 14872 KB Output is correct
12 Correct 3 ms 14684 KB Output is correct
13 Correct 5 ms 14840 KB Output is correct

Subtask #2
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 14948 KB Output is correct
2 Correct 4 ms 14684 KB Output is correct
3 Correct 3 ms 14684 KB Output is correct
4 Correct 4 ms 14684 KB Output is correct
5 Correct 4 ms 14684 KB Output is correct
6 Correct 4 ms 14684 KB Output is correct
7 Correct 3 ms 14684 KB Output is correct
8 Correct 3 ms 14684 KB Output is correct
9 Correct 3 ms 14896 KB Output is correct
10 Correct 3 ms 14684 KB Output is correct
11 Correct 4 ms 14872 KB Output is correct
12 Correct 3 ms 14684 KB Output is correct
13 Correct 5 ms 14840 KB Output is correct
14 Correct 12 ms 15452 KB Output is correct
15 Correct 23 ms 17884 KB Output is correct
16 Correct 34 ms 18484 KB Output is correct
17 Correct 43 ms 20964 KB Output is correct
18 Correct 46 ms 20944 KB Output is correct
19 Correct 42 ms 20948 KB Output is correct
20 Correct 43 ms 20948 KB Output is correct
21 Correct 39 ms 21204 KB Output is correct
22 Correct 29 ms 20488 KB Output is correct
23 Correct 31 ms 20436 KB Output is correct
24 Correct 33 ms 20492 KB Output is correct
25 Correct 30 ms 20820 KB Output is correct
26 Correct 36 ms 20844 KB Output is correct
27 Correct 40 ms 20960 KB Output is correct
28 Correct 37 ms 21080 KB Output is correct
29 Correct 41 ms 20972 KB Output is correct

Subtask #3
65.0 / 65.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 14948 KB Output is correct
2 Correct 4 ms 14684 KB Output is correct
3 Correct 3 ms 14684 KB Output is correct
4 Correct 4 ms 14684 KB Output is correct
5 Correct 4 ms 14684 KB Output is correct
6 Correct 4 ms 14684 KB Output is correct
7 Correct 3 ms 14684 KB Output is correct
8 Correct 3 ms 14684 KB Output is correct
9 Correct 3 ms 14896 KB Output is correct
10 Correct 3 ms 14684 KB Output is correct
11 Correct 4 ms 14872 KB Output is correct
12 Correct 3 ms 14684 KB Output is correct
13 Correct 5 ms 14840 KB Output is correct
14 Correct 12 ms 15452 KB Output is correct
15 Correct 23 ms 17884 KB Output is correct
16 Correct 34 ms 18484 KB Output is correct
17 Correct 43 ms 20964 KB Output is correct
18 Correct 46 ms 20944 KB Output is correct
19 Correct 42 ms 20948 KB Output is correct
20 Correct 43 ms 20948 KB Output is correct
21 Correct 39 ms 21204 KB Output is correct
22 Correct 29 ms 20488 KB Output is correct
23 Correct 31 ms 20436 KB Output is correct
24 Correct 33 ms 20492 KB Output is correct
25 Correct 30 ms 20820 KB Output is correct
26 Correct 36 ms 20844 KB Output is correct
27 Correct 40 ms 20960 KB Output is correct
28 Correct 37 ms 21080 KB Output is correct
29 Correct 41 ms 20972 KB Output is correct
30 Correct 97 ms 25728 KB Output is correct
31 Correct 133 ms 28812 KB Output is correct
32 Correct 177 ms 30408 KB Output is correct
33 Correct 281 ms 33768 KB Output is correct
34 Correct 90 ms 25364 KB Output is correct
35 Correct 254 ms 33804 KB Output is correct
36 Correct 254 ms 33372 KB Output is correct
37 Correct 257 ms 33456 KB Output is correct
38 Correct 244 ms 33520 KB Output is correct
39 Correct 273 ms 33480 KB Output is correct
40 Correct 202 ms 33220 KB Output is correct
41 Correct 255 ms 33336 KB Output is correct
42 Correct 246 ms 33228 KB Output is correct
43 Correct 149 ms 32848 KB Output is correct
44 Correct 148 ms 32848 KB Output is correct
45 Correct 153 ms 33028 KB Output is correct
46 Correct 159 ms 31640 KB Output is correct
47 Correct 167 ms 31816 KB Output is correct
48 Correct 213 ms 33348 KB Output is correct
49 Correct 208 ms 33896 KB Output is correct