Submission #555115

#	Time	Username	Problem	Language	Result	Execution time	Memory
555115		Fidan	Radio (COCI22_radio)	C++17	10 / 110	1585 ms	212 KiB

Main

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int main(){
	ll n, q;
	cin>>n>>q;
	vector<bool> v(n+1, false);
	while(q--){
		char c;
		cin>>c;
		if(c=='S'){
			ll k;
			cin>>k;
			v[k]=(!v[k]);
		}
		else {
			ll l, r;
			cin>>l>>r;
			bool f=false;
			for(ll i=l; i<r; i++){
				if(v[i]){
					for(ll j=i+1; j<=r; j++){
						if(v[j]){
							if(__gcd(i, j)>1){
								f=true;
								break;
							}
						}
					}
				}
			}
			if(f)cout<<"DA"<<endl;
			else cout<<"NE"<<endl;
		}
	}
	return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 30
• Subtask 3: 0 / 70