Submission #258154

#	Time	Username	Problem	Language	Result	Execution time	Memory
258154		lyc	Restore Array (RMI19_restore)	C++14	7 / 100	89 ms	512 KiB

restore

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

#define TRACE(x) cerr << #x << " :: " << x << endl
#define _ << " " <<
#define SZ(x) (int)(x).size()
#define ALL(x) (x).begin(),(x).end()
#define FOR(i,a,b) for(int i=(a);i<=(b);++i)
#define RFOR(i,a,b) for (int i=(a);i>=(b);--i)
using ll=long long;

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

const int mxM = 205;

int N, M, L[mxM], R[mxM], K[mxM], V[mxM];
int A[mxN], pA[mxN];

int main() {
	ios::sync_with_stdio(false); cin.tie(0); cout.tie(0);
	
	cin >> N >> M;
	FOR(i,0,M-1){
		cin >> L[i] >> R[i] >> K[i] >> V[i];
	}
	
	FOR(i,0,(1<<N)-1){
		FOR(j,0,N-1) {
			A[j] = (i&(1<<j)) > 0;
			pA[j] = (A[j] == 0) + (j > 0 ? pA[j-1] : 0);
		}
		
		bool ok = 1;
		FOR(i,0,M-1){
			if (V[i] == 0) {
				ok &= (pA[R[i]]-(L[i]>0?pA[L[i]-1]:0)) >= K[i];
			} else {
				ok &= (pA[R[i]]-(L[i]>0?pA[L[i]-1]:0)) < K[i];
			}
		}
		
		if (ok) {
			FOR(j,0,N-1){ cout << A[j] << ' '; }
			cout << '\n';
			return 0;
		}
	}
	cout << -1 << '\n';
}

• Subtask 1: 7 / 7
• Subtask 2: 0 / 13
• Subtask 3: 0 / 25
• Subtask 4: 0 / 55