oj.uz

답안 #6102

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
6102 2014-06-19T19:55:24 Z kriii 역사적 조사 (JOI14_historical) C++
75 / 100
 3816 ms 9628 KB 
#include <stdio.h>
#include <algorithm>
#include <vector>
#include <map>
using namespace std;

map<int, int> chk;
int N,Q,C,X[100010],O[100010],Z,F; long long R[100010],B[100100],A[100010];

struct seg{
	seg(int s_, int e_, int i_){s = s_; e = e_; i = i_;}
	int s,e,i;
	bool operator <(const seg t)const{return e != t.e ? e < t.e : s < t.s;}
};
vector<seg> intv[201];

void upt(int x, int p)
{
	x = X[x]; O[x] += p;
	B[x+F] = R[x] * O[x];
	x = (x + F + 2) / 4;
	while (x){
		B[x] = max(max(B[x*4-2],B[x*4-1]),max(B[x*4],B[x*4+1]));
		x = (x + 2) / 4;
	}
}

int main()
{
	scanf ("%d %d",&N,&Q);
	for (int i=0;i<N;i++){
		scanf ("%d",&X[i]);
		chk[X[i]] = 0;
	}
	
	for (map<int, int>::iterator I = chk.begin(); I != chk.end(); I++) R[C] = I->first, I->second = C++;
	for (int i=0;i<N;i++) X[i] = chk[X[i]];
	for (Z=1;Z<C;Z<<=2) F += Z; F++;

	for (int i=0,s,e;i<Q;i++){
		scanf ("%d %d",&s,&e); s--;
		intv[s/1000].push_back(seg(s,e,i));
	}
	for (int i=0;i<100;i++) if (!intv[i].empty()){
		for (int k=0;k<F+Z;k++) B[k] = 0;
		for (int k=0;k<C;k++) O[k] = 0;
		int s = 0, e = 0;
		sort(intv[i].begin(),intv[i].end());
		for (int j=0;j<intv[i].size();j++){
			while (e < intv[i][j].e) upt(e++,1);
			//while (e > intv[i][j].e) upt(--e,-1);
			while (s < intv[i][j].s) upt(s++,-1);
			while (s > intv[i][j].s) upt(--s,1);
			A[intv[i][j].i] = B[1];
		}
	}

	for (int i=0;i<Q;i++) printf ("%lld\n",A[i]);

	return 0;
}

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 4344 KB Output is correct
2 Correct 0 ms 4344 KB Output is correct
3 Correct 0 ms 4344 KB Output is correct
4 Correct 0 ms 4344 KB Output is correct
5 Correct 0 ms 4344 KB Output is correct
6 Correct 0 ms 4344 KB Output is correct
7 Correct 0 ms 4344 KB Output is correct
8 Correct 0 ms 4344 KB Output is correct
9 Correct 0 ms 4344 KB Output is correct
10 Correct 0 ms 4344 KB Output is correct
11 Correct 0 ms 4344 KB Output is correct
12 Correct 0 ms 4344 KB Output is correct
13 Correct 0 ms 4344 KB Output is correct
14 Correct 0 ms 4344 KB Output is correct
15 Correct 0 ms 4344 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 4344 KB Output is correct
2 Correct 0 ms 4344 KB Output is correct
3 Correct 4 ms 4344 KB Output is correct
4 Correct 12 ms 4344 KB Output is correct
5 Correct 32 ms 4344 KB Output is correct
6 Correct 52 ms 4344 KB Output is correct
7 Correct 56 ms 4344 KB Output is correct
8 Correct 44 ms 4344 KB Output is correct
9 Correct 44 ms 4344 KB Output is correct
10 Correct 80 ms 4480 KB Output is correct
11 Correct 80 ms 4476 KB Output is correct
12 Correct 80 ms 4488 KB Output is correct
13 Correct 80 ms 4492 KB Output is correct
14 Correct 64 ms 4344 KB Output is correct
15 Correct 68 ms 4496 KB Output is correct
16 Correct 56 ms 4344 KB Output is correct
17 Correct 24 ms 4344 KB Output is correct
18 Correct 68 ms 4476 KB Output is correct
19 Correct 80 ms 4484 KB Output is correct
20 Correct 76 ms 4484 KB Output is correct

Subtask #3
0.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 4344 KB Output is correct
2 Correct 0 ms 4344 KB Output is correct
3 Correct 0 ms 4344 KB Output is correct
4 Correct 0 ms 4344 KB Output is correct
5 Correct 0 ms 4344 KB Output is correct
6 Correct 0 ms 4344 KB Output is correct
7 Correct 4 ms 4344 KB Output is correct
8 Correct 8 ms 4476 KB Output is correct
9 Correct 56 ms 4608 KB Output is correct
10 Correct 40 ms 4344 KB Output is correct
11 Correct 328 ms 5540 KB Output is correct
12 Correct 204 ms 4344 KB Output is correct
13 Correct 644 ms 4872 KB Output is correct
14 Correct 912 ms 6984 KB Output is correct
15 Correct 956 ms 8312 KB Output is correct
16 Runtime error 108 ms 9628 KB SIGSEGV Segmentation fault
17 Halted 0 ms 0 KB -

Subtask #4
60.0 / 60.0

# 결과 실행 시간 메모리 Grader output
1 Correct 116 ms 4492 KB Output is correct
2 Correct 300 ms 4608 KB Output is correct
3 Correct 656 ms 5028 KB Output is correct
4 Correct 964 ms 5564 KB Output is correct
5 Correct 1316 ms 5824 KB Output is correct
6 Correct 1488 ms 5596 KB Output is correct
7 Correct 1264 ms 5600 KB Output is correct
8 Correct 1268 ms 5724 KB Output is correct
9 Correct 880 ms 5872 KB Output is correct
10 Correct 696 ms 5988 KB Output is correct
11 Correct 1320 ms 6008 KB Output is correct
12 Correct 2000 ms 5988 KB Output is correct
13 Correct 2844 ms 6264 KB Output is correct
14 Correct 3696 ms 7444 KB Output is correct
15 Correct 3816 ms 8644 KB Output is correct
16 Correct 3792 ms 8104 KB Output is correct
17 Correct 3732 ms 7852 KB Output is correct
18 Correct 3712 ms 7732 KB Output is correct
19 Correct 3712 ms 7572 KB Output is correct
20 Correct 3668 ms 7308 KB Output is correct
21 Correct 3676 ms 7308 KB Output is correct
22 Correct 3648 ms 7332 KB Output is correct
23 Correct 3640 ms 7180 KB Output is correct
24 Correct 3652 ms 7032 KB Output is correct
25 Correct 308 ms 5992 KB Output is correct