oj.uz

Submission #275433

# Submission time Handle Problem Language Result Execution time Memory
275433 2020-08-20T06:03:23 Z 송준혁(#5101) Happiness (Balkan15_HAPPINESS) C++17
60 / 100
 2000 ms 292468 KB 
#include "happiness.h"
#include <bits/stdc++.h>
#define INF (1ll<<61)
using namespace std;
typedef long long LL;
typedef pair<int,int> pii;

LL M;
int num=1, lc[20202020], rc[20202020];
LL T[20202020], lz[20202020];
multiset<LL> S;

void busy(int id){
	if (!lz[id]) return;
	if (!rc[id]) rc[id]=++num, T[num]=INF;
	if (!lc[id]) lc[id]=++num, T[num]=INF;
	T[lc[id]] += lz[id], lz[lc[id]] += lz[id];
	T[rc[id]] += lz[id], lz[rc[id]] += lz[id];
	lz[id] = 0;
}

void upd(int id, LL s, LL e, LL ts, LL te, LL v){
	if (e < ts || te < s) return;
	if (ts <= s && e <= te){
		T[id] += v, lz[id] += v;
		return;
	}
	busy(id);
	LL m=s+e>>1;
	if (!rc[id] && te > m) rc[id]=++num, T[num]=INF;
	if (!lc[id] && ts <= m) lc[id]=++num, T[num]=INF;
	upd(rc[id], m+1, e, ts, te, v);
	upd(lc[id], s, m, ts, te, v);
	T[id] = min(T[lc[id]], T[rc[id]]);
}

bool init(int N, long long _M, long long A[]) {
	M = _M;
	T[0]=T[1]=INF;
	for (int i=0; i<N; i++){
		upd(1, 1, M, A[i]+1, M, A[i]);
		if (S.find(A[i]) == S.end()) upd(1, 1, M, A[i], A[i], -INF-A[i]);
		S.insert(A[i]);
	}
	return T[1]>=-1;
}

bool is_happy(int e, int N, long long A[]) {
	if (e>0){
		for (int i=0; i<N; i++){
			upd(1, 1, M, A[i]+1, M, A[i]);
			if (S.find(A[i]) == S.end()) upd(1, 1, M, A[i], A[i], -INF-A[i]);
			S.insert(A[i]);
		}
	}
	else{
		for (int i=0; i<N; i++){
			upd(1, 1, M, A[i]+1, M, -A[i]);
			S.erase(S.find(A[i]));
			if (S.find(A[i]) == S.end()) upd(1, 1, M, A[i], A[i], INF+A[i]);
		}
	}
	return T[1]>=-1;
}

Compilation message

happiness.cpp: In function 'void upd(int, LL, LL, LL, LL, LL)':
happiness.cpp:29:8: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   29 |  LL m=s+e>>1;
      |       ~^~
grader.cpp: In function 'int main()':
grader.cpp:16:12: warning: unused variable 'max_code' [-Wunused-variable]
   16 |  long long max_code;
      |            ^~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 5 ms 1920 KB Output is correct
7 Correct 5 ms 2048 KB Output is correct
8 Correct 51 ms 13944 KB Output is correct
9 Correct 51 ms 14152 KB Output is correct
10 Correct 53 ms 13688 KB Output is correct

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1067 ms 30616 KB Output is correct
7 Correct 1016 ms 30560 KB Output is correct
8 Correct 1038 ms 30712 KB Output is correct
9 Correct 1976 ms 36580 KB Output is correct
10 Correct 1934 ms 41340 KB Output is correct
11 Correct 591 ms 26352 KB Output is correct
12 Correct 600 ms 26360 KB Output is correct

Subtask #4
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 5 ms 1920 KB Output is correct
7 Correct 5 ms 2048 KB Output is correct
8 Correct 51 ms 13944 KB Output is correct
9 Correct 51 ms 14152 KB Output is correct
10 Correct 53 ms 13688 KB Output is correct
11 Correct 1067 ms 30616 KB Output is correct
12 Correct 1016 ms 30560 KB Output is correct
13 Correct 1038 ms 30712 KB Output is correct
14 Correct 1976 ms 36580 KB Output is correct
15 Correct 1934 ms 41340 KB Output is correct
16 Correct 591 ms 26352 KB Output is correct
17 Correct 600 ms 26360 KB Output is correct
18 Correct 1714 ms 215948 KB Output is correct
19 Correct 1701 ms 224156 KB Output is correct
20 Execution timed out 2103 ms 292468 KB Time limit exceeded
21 Halted 0 ms 0 KB -