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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#357516#3276. 出题高手edisnimorF0 706ms32452kbC++141.9kb2024-03-18 22:12:172024-03-18 22:12:17

Judging History

你现在查看的是最新测评结果

  • [2024-03-18 22:12:17]
  • 评测
  • 测评结果:0
  • 用时:706ms
  • 内存:32452kb
  • [2024-03-18 22:12:17]
  • 提交

answer

#include<bits/stdc++.h>
#define il inline
#define debug(...) fprintf(stderr, __VA_ARGS__)
#define pii pair<int, int>
#define fr first
#define sc second
#define ll long long
#define mset(f, z) memset(f, z, sizeof(f))
#define mcpy(f, g) memcpy(f, g, sizeof(g))
using namespace std;
template<typename T=ll>
il T rd(){
	T s=0; bool f=1; char c=getchar();
	while(!isdigit(c)) f^=(c=='-'), c=getchar();
	while(isdigit(c)) s=s*10+c-'0', c=getchar();
	return f? s:-s;
}
template<typename T> il void ckmx(T &x, T y){if(x<y) x=y;}
template<typename T> il void ckmn(T &x, T y){if(y<x) x=y;}
char _begin;
#define int ll

const int N=5e5+5, M=705;

int n, m, a[N];

bool operator <(const pii &x, const pii &y){
	return x.fr*y.sc<y.fr*x.sc;
}

vector<pii> q[N];

int B, bid, bel[N], lp[N], rp[N];
pii mx[N], bmx[M], ans[N];

char _end;
signed main(int argc, char *argv[]){
	debug("%lfMB\n", (&_end-&_begin)/1024./1024.);

	n=rd();
	for(int i=1; i<=n; i++) a[i]=rd();
	m=rd();
	for(int i=1; i<=m; i++){
		int l=rd(), r=rd();
		q[r].push_back({l, i});
	}
	// B=sqrt(n);
	// for(int i=1; i<=n; i++){
	// 	bid=bel[i]=(i-1)/B+1;
	// 	mx[i]={0, 1};
	// 	if(!lp[bid]) lp[bid]=i, bmx[bid]={0, 1};
	// 	rp[bid]=i;
	// }
	//sweep
	for(int i=1; i<=n; i++){
		for(int j=i, sum=0; j>0 && i-j+1<=2000; j--){
			sum+=a[j];
			pii cur={sum*sum, i-j+1};
			ckmx(mx[j], cur);
			// ckmx(bmx[bel[j]], cur);
		}
		for(auto [l, id]:q[i]){
			ans[id]={0, 1};
			for(int j=l; j<=i; j++) ckmx(ans[id], mx[j]);
			// for(int j=bel[l]+1; j<bel[i]; j++) ckmx(ans[id], bmx[j]);
			// for(int j=l; j<=min(rp[bel[l]], i); j++) ckmx(ans[id], mx[j]);
			// if(bel[l]!=bel[i]) for(int j=lp[bel[i]]; j<=i; j++) ckmx(ans[id], mx[j]);
		}
	}
	for(int i=1; i<=m; i++){
		auto [a, b]=ans[i];
		if(!a) puts("0 1");
		else{
			int gc=__gcd(a, b);
			printf("%lld %lld\n", a/gc, b/gc);
		}
	}
	return 0;
}

Details

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Subtask #1:

score: 0
Wrong Answer

Test #1:

score: 0
Wrong Answer
time: 27ms
memory: 22072kb

input:

2000
-113 314 -664 697 211 -199 -38 -190 8 -661 910 -811 -113 942 77 433 -261 -368 129 -525 968 -608 -21 38 -562 438 -935 -228 220 333 985 -430 916 586 764 476 794 664 383 503 206 -60 380 -130 -988 -904 -996 -304 -286 31 114 119 850 -942 714 -369 -842 250 -192 -462 -727 -427 -602 126 231 718 121 559...

output:

467262450 283
28590409 14
11142244 17
97259044 39
35892081 20
134560000 71
29127609 10
33744481 20
33744481 20
35916049 19
12460900 17
10719076 11
2122849 4
14938225 17
18020025 26
30228004 15
42458256 29
42237001 88
9065282 7
104076300 23
11249316 7
48594841 40
139877929 57
1836180 1
144216081 91
5...

result:

wrong answer 1st numbers differ - expected: '54826875', found: '467262450'

Subtask #2:

score: 0
Wrong Answer

Test #6:

score: 0
Wrong Answer
time: 142ms
memory: 19820kb

input:

100000
754 792 -680 426 425 347 481 -690 530 378 73 -907 -431 45 -530 -552 440 -890 -15 712 695 -679 -310 13 718 805 193 -291 -877 -74 -355 511 -679 -395 166 -710 -657 -19 874 26 832 507 854 -289 700 -404 472 -302 -977 8 -698 40 766 705 369 838 700 -964 552 -535 -75 -608 -181 -503 468 447 772 904 -2...

output:

649482416 177

result:

wrong answer 1st numbers differ - expected: '466344025', found: '649482416'

Subtask #3:

score: 0
Wrong Answer

Test #11:

score: 0
Wrong Answer
time: 706ms
memory: 27616kb

input:

500000
794 -75 -596 -322 -945 -908 -609 -164 488 626 -877 -710 140 -120 -475 -837 738 669 634 -643 -682 667 816 -785 -608 -836 -860 -932 242 70 -620 268 -121 288 209 -392 732 750 558 -480 565 327 -217 -891 767 211 -690 -66 813 -889 952 615 432 19 411 800 678 718 522 422 940 -510 -544 449 -357 640 40...

output:

13244327056 1911

result:

wrong answer 1st numbers differ - expected: '1878442281', found: '13244327056'

Subtask #4:

score: 0
Wrong Answer

Test #16:

score: 0
Wrong Answer
time: 143ms
memory: 20052kb

input:

100000
-496 -233 354 -632 -196 177 -878 -255 -19 -636 685 -70 101 -975 -406 -988 -965 -205 563 -766 763 511 -116 -746 -129 14 106 928 -457 -257 -283 226 3 899 -359 -792 615 490 -57 986 -243 624 -239 931 -555 -821 -72 -611 -380 -397 248 -132 956 -195 -322 -231 319 -214 837 -379 -931 -301 -4 -673 280 ...

output:

4637065216 1999
362826304 331
766127041 548
758616849 521
803268964 233
305235841 118
323784036 479
377758096 299
341251729 285
7344100 23
699602500 431
181467841 178
61622500 97
295635987 115
34561298 17
75082225 144
17602475 16
430652552 217
11323225 19
37908649 74
206180881 267
24196561 15
116356...

result:

wrong answer 1st numbers differ - expected: '1352474176', found: '4637065216'

Subtask #5:

score: 0
Wrong Answer

Test #31:

score: 0
Wrong Answer
time: 447ms
memory: 32452kb

input:

100000
139 -485 -497 -818 254 169 -560 22 377 -67 -243 -75 743 -788 -676 -26 -775 371 576 -303 54 733 422 800 445 687 479 -16 -288 259 783 -586 912 616 439 -416 676 -555 172 659 501 -868 337 22 -60 260 603 -982 -149 466 769 -595 -117 949 -544 904 753 20 776 175 -888 937 -792 -647 -615 59 -298 452 -6...

output:

10301641009 1820
639988804 355
472149441 250
225480256 109
83350323 41
202557267 112
104878081 332
159769600 99
92874288 53
19474569 16
128391561 271
160985344 93
573219364 533
78397632 65
567535329 497
429303602 113
641153041 394
654489889 828
14394436 5
112954384 129
70812225 101
344139601 197
403...

result:

wrong answer 1st numbers differ - expected: '401594700', found: '10301641009'