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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#86567#5359. 面国建设xiaoyaowudi100 ✓466ms5116kbC++14621b2023-03-10 09:13:192023-03-10 09:13:22

Judging History

你现在查看的是最新测评结果

  • [2023-08-10 23:21:45]
  • System Update: QOJ starts to keep a history of the judgings of all the submissions.
  • [2023-03-10 09:13:22]
  • 评测
  • 测评结果：100
  • 用时：466ms
  • 内存：5116kb
查看
  • [2023-03-10 09:13:19]
  • 提交

answer

#include <algorithm>
#include <iostream>
constexpr int N(4e5+10);
int f[N];
int main()
{
	int S,C;std::cin>>S>>C;
	for(int i(0);i<=2*S;++i) f[i]=i+2;
	for(int i(2);i*i<=S;++i)
	{
		for(int j(0);j<2*i-1;++j)
		{
			int mn(1e9);
			for(int k(j);k+i-1<=2*S;k+=(2*i-1))
			{
				mn=std::min(f[k],mn+1);if(!k) mn=0;
				f[k+i-1]=std::min(f[k+i-1],mn+i+1);
			}
		}
	}
	C/=2;
	long long ans(0);
	for(int i(0);i<=2*S;++i)
	{
		// std::cerr<<i<<" "<<f[i]<<std::endl;
		int sl((i+f[i])/2),cl(f[i]);
		if(cl<=C) ans+=std::max(0,std::min(S-sl+1,(C-cl)/2+1));
	}
	std::cout<<ans<<std::endl;
	return 0;
}
源文件, 语言: C++14

这程序好像有点Bug，我给组数据试试？

詳細信息

Subtask #1:

score: 6
Accepted

Test #1:

score: 6
Accepted
time: 1ms
memory: 3496kb

input:

4 10

output:

7

result:

ok single line: '7'

Test #2:

score: 0
Accepted
time: 2ms
memory: 3436kb

input:

7 2

output:

0

result:

ok single line: '0'

Test #3:

score: 0
Accepted
time: 2ms
memory: 3548kb

input:

6 6

output:

2

result:

ok single line: '2'

Test #4:

score: 0
Accepted
time: 2ms
memory: 3416kb

input:

10 7

output:

2

result:

ok single line: '2'

Test #5:

score: 0
Accepted
time: 2ms
memory: 3540kb

input:

8 10

output:

8

result:

ok single line: '8'

Test #6:

score: 0
Accepted
time: 2ms
memory: 3376kb

input:

10 8

output:

5

result:

ok single line: '5'

Subtask #2:

score: 12
Accepted

Dependency #1:

100%
Accepted

Test #7:

score: 12
Accepted
time: 2ms
memory: 3264kb

input:

399 994

output:

125266

result:

ok single line: '125266'

Test #8:

score: 0
Accepted
time: 0ms
memory: 3424kb

input:

742 645

output:

184225

result:

ok single line: '184225'

Test #9:

score: 0
Accepted
time: 0ms
memory: 3504kb

input:

932 900

output:

328424

result:

ok single line: '328424'

Test #10:

score: 0
Accepted
time: 2ms
memory: 3388kb

input:

943 971

output:

357500

result:

ok single line: '357500'

Test #11:

score: 0
Accepted
time: 2ms
memory: 3384kb

input:

955 897

output:

335817

result:

ok single line: '335817'

Test #12:

score: 0
Accepted
time: 2ms
memory: 3328kb

input:

903 971

output:

340678

result:

ok single line: '340678'

Test #13:

score: 0
Accepted
time: 2ms
memory: 3556kb

input:

954 978

output:

364964

result:

ok single line: '364964'

Test #14:

score: 0
Accepted
time: 1ms
memory: 3332kb

input:

908 902

output:

319849

result:

ok single line: '319849'

Test #15:

score: 0
Accepted
time: 0ms
memory: 3572kb

input:

934 908

output:

332030

result:

ok single line: '332030'

Test #16:

score: 0
Accepted
time: 0ms
memory: 3428kb

input:

961 924

output:

348391

result:

ok single line: '348391'

Subtask #3:

score: 31
Accepted

Dependency #1:

100%
Accepted

Dependency #2:

100%
Accepted

Test #17:

score: 31
Accepted
time: 0ms
memory: 3584kb

input:

1951 2977

output:

2228950

result:

ok single line: '2228950'

Test #18:

score: 0
Accepted
time: 3ms
memory: 3608kb

input:

4626 5415

output:

10254469

result:

ok single line: '10254469'

Test #19:

score: 0
Accepted
time: 0ms
memory: 3420kb

input:

5983 4766

output:

12197679

result:

ok single line: '12197679'

Test #20:

score: 0
Accepted
time: 3ms
memory: 3588kb

input:

5094 5425

output:

11472637

result:

ok single line: '11472637'

Test #21:

score: 0
Accepted
time: 3ms
memory: 3548kb

input:

5598 4989

output:

11826716

result:

ok single line: '11826716'

Test #22:

score: 0
Accepted
time: 3ms
memory: 3456kb

input:

5577 5188

output:

12208146

result:

ok single line: '12208146'

Test #23:

score: 0
Accepted
time: 3ms
memory: 3380kb

input:

5688 5804

output:

13807758

result:

ok single line: '13807758'

Test #24:

score: 0
Accepted
time: 3ms
memory: 3384kb

input:

5856 5309

output:

13161066

result:

ok single line: '13161066'

Test #25:

score: 0
Accepted
time: 1ms
memory: 3544kb

input:

5378 5859

output:

13061554

result:

ok single line: '13061554'

Test #26:

score: 0
Accepted
time: 3ms
memory: 3376kb

input:

5729 5635

output:

13554877

result:

ok single line: '13554877'

Subtask #4:

score: 51
Accepted

Dependency #1:

100%
Accepted

Dependency #2:

100%
Accepted

Dependency #3:

100%
Accepted

Test #27:

score: 51
Accepted
time: 368ms
memory: 4752kb

input:

177004 361104

output:

23708315017

result:

ok single line: '23708315017'

Test #28:

score: 0
Accepted
time: 310ms
memory: 4624kb

input:

165955 330686

output:

20513788444

result:

ok single line: '20513788444'

Test #29:

score: 0
Accepted
time: 426ms
memory: 4912kb

input:

196341 379690

output:

28146877343

result:

ok single line: '28146877343'

Test #30:

score: 0
Accepted
time: 274ms
memory: 4616kb

input:

157573 352489

output:

19921485073

result:

ok single line: '19921485073'

Test #31:

score: 0
Accepted
time: 337ms
memory: 4692kb

input:

174981 388787

output:

24469285862

result:

ok single line: '24469285862'

Test #32:

score: 0
Accepted
time: 353ms
memory: 4820kb

input:

179053 386583

output:

25166888234

result:

ok single line: '25166888234'

Test #33:

score: 0
Accepted
time: 368ms
memory: 4912kb

input:

181239 344051

output:

23675514126

result:

ok single line: '23675514126'

Test #34:

score: 0
Accepted
time: 418ms
memory: 4904kb

input:

194920 395575

output:

28656790378

result:

ok single line: '28656790378'

Test #35:

score: 0
Accepted
time: 362ms
memory: 4776kb

input:

179011 399658

output:

25686628463

result:

ok single line: '25686628463'

Test #36:

score: 0
Accepted
time: 378ms
memory: 4808kb

input:

183359 394921

output:

26352667541

result:

ok single line: '26352667541'

Test #37:

score: 0
Accepted
time: 451ms
memory: 4784kb

input:

195360 389377

output:

28442072522

result:

ok single line: '28442072522'

Test #38:

score: 0
Accepted
time: 431ms
memory: 4928kb

input:

191706 397710

output:

28122791775

result:

ok single line: '28122791775'

Test #39:

score: 0
Accepted
time: 412ms
memory: 4820kb

input:

191762 396427

output:

28074496102

result:

ok single line: '28074496102'

Test #40:

score: 0
Accepted
time: 434ms
memory: 5092kb

input:

197603 386515

output:

28732769430

result:

ok single line: '28732769430'

Test #41:

score: 0
Accepted
time: 405ms
memory: 5028kb

input:

190189 377777

output:

26893005583

result:

ok single line: '26893005583'

Test #42:

score: 0
Accepted
time: 401ms
memory: 4912kb

input:

189770 391031

output:

27434979251

result:

ok single line: '27434979251'

Test #43:

score: 0
Accepted
time: 450ms
memory: 4840kb

input:

194039 389514

output:

28192735947

result:

ok single line: '28192735947'

Test #44:

score: 0
Accepted
time: 466ms
memory: 5116kb

input:

197815 388430

output:

28870257334

result:

ok single line: '28870257334'

Test #45:

score: 0
Accepted
time: 430ms
memory: 4912kb

input:

189687 383322

output:

27060812973

result:

ok single line: '27060812973'

Test #46:

score: 0
Accepted
time: 459ms
memory: 4912kb

input:

196059 391296

output:

28672072117

result:

ok single line: '28672072117'
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