Submission #948311

#	Time	Username	Problem	Language	Result	Execution time	Memory
948311		Alkarat	Super Dango Maker (JOI22_dango3)	C++17	22 / 100	184 ms	856 KiB

dango3

#include "dango3.h"
#include <bits/stdc++.h>
#define f first
#define s second
#define pb push_back
#define mp make_pair
#define ll long long
#define ldb long double
#define db double
#define fin(x) freopen(x,"r",stdin)
#define fout(x) freopen(x,"w",stdout)
#define fo(i,l,r) for(int i=(l);i<=(r);i++)
#define foi(i,l,r) for(int i=(l);i>=(r);i--)
#define el cout<<'\n';
#define cel cerr<<'\n';
#define all(x) x.begin(),x.end()
#define ii pair<int,int>
#define iii pair<int,ii>
#define gb(x,i) (((x)>>(i))&1)
#define mask(i) (1LL<<(i))
#define TIME (1.0 * clock()/CLOCKS_PER_SEC)
using namespace std;
const int mxN=1e5+4;
const int bl=60;
const ll base=1e9+7;
const ll inf=1e9;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
ll Rand(ll l,ll r)
{
    return l+(1ll*rng()*rng()%(r-l+1)+(r-l+1))%(r-l+1);
}
template<class X,class Y>bool maximize(X &a,Y b)
{
    if(a<b) return a=b,true;
    return false;
}
template<class X,class Y>bool minimize(X &a, Y b)
{
    if(a>b) return a=b,true;
    return false;
}
void add(auto &a,auto b)
{
    a+=b;
    if(a>=base) a-=base;
    if(a<0) a+=base;
}
int per;
void tryy(int sl,vector<int>id)
{
    if(sl==1)
    {
        Answer(id);
        return;
    }
    int mid=sl/2;
    vector<int>tl;
    fo(i,0,per*mid-1) tl.pb(id.back()),id.pop_back();
    while(Query(tl)<mid) tl.pb(id.back()),id.pop_back();
    int run=(int)tl.size()-1;
    while((int)tl.size()>per*mid)
    {
        swap(tl[run],tl.back());
        int x=tl.back();
        tl.pop_back();
        if(Query(tl)<mid) tl.pb(x);
        else id.pb(x);
        run--;
    }
    tryy(mid,tl),tryy(sl-mid,id);
}
void Solve(int n,int m)
{
    vector<int>cc;
    fo(i,1,n*m) cc.pb(i);
    per=n,tryy(m,cc);
}

Compilation message (stderr)

dango3.cpp:42:10: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   42 | void add(auto &a,auto b)
      |          ^~~~
dango3.cpp:42:18: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   42 | void add(auto &a,auto b)
      |                  ^~~~

• Subtask 1: 2 / 2
• Subtask 2: 5 / 5
• Subtask 3: 15 / 15
• Subtask 4: 0 / 78