Submission #1228620

#TimeUsernameProblemLanguageResultExecution timeMemory
1228620arkanefuryCarnival (CEOI14_carnival)C++20
0 / 100
6 ms7492 KiB
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define in insert
#define lb lower_bound
#define F first
#define S second
#define sz size()
#define int long long
#define all(v) v.begin(),v.end()
#define FOR1(x, n) for(int j = x; j <= n; j ++)
#define FOR(x, n, m, d) for(int x = n; x <= m; x += d)
#define FORR(x, n, m, d) for(int x = n; x >= m; x -= d)
#define nikita ios_base::sync_with_stdio(0), cin.tie(0);
const int N = 3e5+5;
int a[N], b[N], pref[N], d[N],ans, inf = 1e18, p[N];
int n,m,k,sum=0,x,y, r, cnt, l, mod = 1e9+7;
vector<int>g[N];
int par(int x){
    if(x==p[x])return x;
    return par(p[x]);
}
void unite(int x, int y){
    x = par(x), y = par(y);
    if(x < y)p[x] = y;
    else p[y] = x;
}
void solve() {
	nikita
	cin >> n;
	vector<int>v;
	FOR(i, 1, n, 1)p[i] = i;
	v.pb(1);
	FOR(i, 2, n, 1){
	    l = 0, r = v.sz - 1;
	    x = 0;
	    while(l < r){
	        int md = (r-l) >> 1;
	        cout << md + 2 << ' ';
	        FOR(j, l, md+l, 1)cout << v[j] << ' ';
	        cout << i << endl;
	        cin >> y;
	        if(y == md + 2)l += md + 1;
	        else{
	            r -= md;
	            if((r-l)%2)r --;
	        }
	    }
	    l ++;
	    cout << "2 " << l << ' ' << i << endl;
	    cin >> x;
	    if(x == 2)v.pb(i);
	    else unite(i, l);
	}
	k = 1;
	set<int>st;
	FOR(i, 1, n, 1)st.in(par(i));
	for(auto i : st)b[i] = k, k ++;
	cout << "0 ";
	FOR(i, 1,n, 1)cout << b[par(i)] << ' ';
	return;
}
signed main(){
	nikita
	int tt = 1;
	if(!tt)cin >> tt;
	FOR(i, 1, tt, 1)solve();
}

/*
dp[i][j] = min x, where last a[j] equal to x 
otherwise dp[i][j] =  inf 
dp[1][1] = l[1];
for(i, 1, n, 1)dp[i][1] = l[i];
for(j, 1, n, 1)dp[i][j] = dp[i-1][j];
dp[i][j] <= dp[i][j+1] && dp[i][j] >= dp[i+1][j]
for(j, 1, i-1, 1){
if(dp[i-1][j-1] <= r[i])dp[i][j] = min(dp[i][j], max(l[i], dp[i-1][j-1]))
    dp[i][j] = min(dp[i][j], dp[i-1][j-1])
}
*/

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