Submission #988512

#	Time	Username	Problem	Language	Result	Execution time	Memory
988512		cnn008	Rarest Insects (IOI22_insects)	C++17	25 / 100	193 ms	920 KiB

insects

#include "bits/stdc++.h"
using namespace std;

#include "insects.h"

#ifdef N_N_C
#include "debug.h"
#else
#define cebug(...) "Arya"
#endif

#define ll long long

const int N=1e5+5;
const int mod=1e9+7;

int cad,vis[2005],type;
int min_cardinality(int n){
	for(int i=0; i<n; i++){
		move_inside(i);
		if(press_button()==1) cad++,vis[i]=1;
		else move_outside(i);
	}
	for(int i=0; i<n; i++){
		if(vis[i]){
			vis[i]=0;
			move_outside(i);
		}
	}
	if(cad<=30){
		for(int i=0; i<n; i++){
			if(!vis[i]){
				vis[i]=++type;
				move_inside(i);
				for(int j=i+1; j<n; j++){
					move_inside(j);
					int val=press_button();
					if(val==2) vis[j]=type;
					move_outside(j);
				}
				move_outside(i);
			}
		}
		map <int,int> mp;
		for(int i=0; i<n; i++) mp[vis[i]]++;
		int ans=INT_MAX;
		for(auto [x,y]:mp) ans=min(ans,y);
		return ans;
	}else{
		int cnt=0;
		for(int i=0; i<n; i++){
			if(!vis[i]){
				cnt++;
				vis[i]=++type;
				move_inside(i);
				int sz=1;
				for(int j=i+1; j<n; j++){
					if(vis[j]) continue;
					move_inside(j);
					if(press_button()==1){
						sz++;
						vis[j]=type;
					}else move_outside(j);
				}
				if(sz<cad) return cnt-1;
				move_outside(i);
				for(int j=i+1; j<n; j++) if(vis[j]==type) move_outside(j);
			}
		}
		return cnt;
	}
}
/**  /\_/\
*   (= ._.)
*   / >💖 \>💕
**/

Compilation message (stderr)

insects.cpp:73:9: warning: "/*" within comment [-Wcomment]
   73 | /**  /\_/\
      |

• Subtask 1: 10 / 10
• Subtask 2: 15 / 15
• Subtask 3: 0 / 75