Submission #1143491

#	Time	Username	Problem	Language	Result	Execution time	Memory
1143491		modwwe	Monster Game (JOI21_monster)	C++20	92 / 100	27 ms	432 KiB

monster

/// try my best
#include "monster.h"
#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 task2 "ftree"
#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
mt19937 rd(chrono::steady_clock::now().time_since_epoch().count());
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 = 1e16;
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;

};
ll  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;
ll  i, s10, s12,k1,k2,k3,s11,lim,w,l,r ;
ll kk;
ll el = 19;/*
main()
{
    if(fopen(task2".inp","r"))
    {
        fin(task2);
        fou(task2);
    }
    if(fopen(task".inp","r"))
    {
        fin(task);
        fou(task);
    }
    NHP
    /// cin>>s1;
    //modwwe
    phongbeo(),down
    // checktime
}*/
/// read sol
/// code trâu ra nhân xét
///  [1,0] [3,2,1] [7,6,5,4]
/// vì giả sử [1,0] [3,2] thì 1 sẽ chỉ còn lớn hơn 2 nên bắt buộc phải 1
vector<int> h,a;/*
bool Query(int x, int y)
{
    if(abs(h[x]-h[y])==1)return h[x]<h[y];
    return h[x]>h[y];
}*/
int cast(int y)
{
    dem=0;
    for(int i=0; i<n; i++)
    {
        if(i==y) continue;
        dem+=Query(a[y],a[i]);
    }
    return dem;
}
vector<int> Solve(int N)
{n=N;
    if(n==1) return a;
    vector<int> kk;
    for(int i=0;i<n;i++)
        kk.pb(i);
    shuffle(kk.begin(),kk.end(),rd);
    a.pb(kk[0]);
    for(int i=1; i<n; i++)
    {
        l=0;
        r=a.size()-1;
        while(l<=r)
        {
            int mid=l+r>>1;
            if(Query(kk[i],a[mid])) l=mid+1;
            else r=mid-1;
        }
        a.insert(a.begin()+l,kk[i]);
    }
    int hihi;
    s2=cast(0);
    if(s2==1)
    {
        s3=cast(1);
        if(s3==1)hihi=1;
        else hihi=0;
    }
    else
    {
        hihi=s2;
    }
    int start=0;
    vector<int> ans;
    ans.resize(n);
    while(start<n)
    {
        for(int j=start; j<=hihi; j++)
            ans[a[j]]=start-j+hihi;

        int dd=hihi+1;
        while(dd<n&&Query(a[dd],a[start]))dd++;
        start=hihi+1;
        hihi=dd;
    }
    return ans;
}
void phongbeo()
{
    cin>>n;
       for(int i=0; i<n; i++)
        cin>>s2,h.pb(s2);/*
    for(int i=1; i<=n; i++)
        h.pb(i);
    shuffle(h.begin(),h.end(),rd);
*/
    dem=0;
    vector<int> k=Solve(n);
    dem=0;
    for(auto x:k)
    { cout<<x,down
        if(x!=h[dem])
        {
            for(auto f:h)
                cout<<f<<" ";
            down
        }
                dem++;
    }
}

Compilation message (stderr)

monster.cpp:39:17: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+16' to '2147483647' [-Woverflow]
   39 | const int inf = 1e16;
      |                 ^~~~

• Subtask 1: 10 / 10
• Subtask 2: 15 / 15
• Subtask 3: 67 / 75