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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
#347748#8340. 3 Sumucup-team052#WA 192ms3964kbC++231.5kb2024-03-09 15:12:582024-03-09 15:12:59

Judging History

你现在查看的是最新测评结果

  • [2024-09-20 10:20:30]
  • hack成功,自动添加数据
  • (/hack/848)
  • [2024-03-18 21:48:05]
  • hack成功,自动添加数据
  • (/hack/579)
  • [2024-03-18 21:45:33]
  • hack成功,自动添加数据
  • (/hack/578)
  • [2024-03-09 15:12:59]
  • 评测
  • 测评结果:WA
  • 用时:192ms
  • 内存:3964kb
  • [2024-03-09 15:12:58]
  • 提交

answer

#include<bits/stdc++.h>
#define rep(i,a,b) for(int i=(a);i<=(b);++i)
#define per(i,a,b) for(int i=(a);i>=(b);--i)
#define SZ(x) ((int)(x).size())
using namespace std;

const int md[3] = {998244353, 1000000009, 1004535809};

const int N = 505;

int a[N][3],n,K;
char _s[100005];
int s[100005],t[100005];

signed main()
{
#ifdef xay5421
	freopen("a.in","r",stdin);
#endif
	cin>>n>>K;
	int ok[4][3]={0,0,0,0};
	for(int c=0;c<3;c++)
	{
		for(int i=0;i<K;i++) ok[1][c]=(1LL*ok[1][c]*10+9)%md[c];
		ok[2][c]=1LL*2*ok[1][c]%md[c];
		ok[3][c]=1LL*3*ok[1][c]%md[c];
	}
	for(int i=1;i<=n;i++)
	{
		scanf("%s",_s+1);
		int l=strlen(_s+1);
		for(int j=0;j<K;j++) s[j]=0;
		for(int j=0;j<l;j++) s[j]=_s[l-j]-'0';
		while(l>K)
		{
			for(int j=0;j<K;j++) t[j]=0;
			t[K]=0;
			for(int j=0;j<l;j++) t[j%K]+=s[j];
			for(int j=0;j<K;j++) t[j+1]+=t[j]/10,t[j]%=10;
			l=t[K]?K+1:K;
			for(int j=0;j<l;j++) s[j]=t[j];
		}
		for(int j=0;j<K;j++)
		{
			for(int c=0;c<3;c++) a[i][c]=(1ULL*a[i][c]*10+s[j])%md[c];
		}
	}
//	for(int i=1;i<=n;i++) printf("%d %d\n",a[i][0],a[i][1]);
//	for(int i=0;i<4;i++) printf("%d %d\n",ok[i][0],ok[i][1]);
	int ans=0;
	for(int i=1;i<=n;i++)
	{
		for(int j=i;j<=n;j++)
		{
			for(int k=j;k<=n;k++)
			{
				for(int t=0;t<4;t++)
				{
					int o=1;
					for(int c=0;c<3;c++)
					{
						if(((long long)a[i][c]+a[j][c]+a[k][c])%md[c]!=ok[t][c]) o=0;
					}
					ans+=o;
				}
			}
		}
	}
	cout<<ans<<endl;
	return 0;
}

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 3884kb

input:

4 1
0
1
10
17

output:

3

result:

ok 1 number(s): "3"

Test #2:

score: 0
Accepted
time: 101ms
memory: 3808kb

input:

500 859
7118711592236878297922359501613604144948355616986970837340677671376753603836852811886591300370143151943368529129749813118476151865844255212534355441611481420938483178075143062691345257288242460282715389758789648541099090735875617822348551942134616963557723055980260082230902505269975518146286...

output:

0

result:

ok 1 number(s): "0"

Test #3:

score: 0
Accepted
time: 192ms
memory: 3852kb

input:

500 17336
11871159223687829792235950161360414494835561698697083734067767137675360383685281188659130037014315194336852912974981311847615186584425521253435544161148142093848317807514306269134525728824246028271538975878964854109909073587561782234855194213461696355772305598026008223090250526997551814628...

output:

0

result:

ok 1 number(s): "0"

Test #4:

score: 0
Accepted
time: 136ms
memory: 3964kb

input:

500 1
751324443898124078584847834484321089092662321556147445230263526014359393841194947303407593948729802551881289193716611867931891257925091769456350249725997883453296895094445731130479434019358742162771547784250401546380268386074363779242500860317042151185119666027858022664683818314351285215150806...

output:

2327631

result:

ok 1 number(s): "2327631"

Test #5:

score: 0
Accepted
time: 134ms
memory: 3904kb

input:

500 2
408542968136435277974575411503179002415404345446801430469044749372949272333801248935236224652806667129749035002588943020176263162139056819871274824302889304493205266143688886696157147111754418731401856424401766968832165255416237731963027205324149660112574729610391396555581935236134531799950318...

output:

212002

result:

ok 1 number(s): "212002"

Test #6:

score: -100
Wrong Answer
time: 172ms
memory: 3964kb

input:

500 11500
75411775796562109942642493394321873284995260953010112281856775261847503626737348402159485133662757032091519863427156582689971229143089317472838196453888261138079171290535429921921548971897026706656838415620603757605079012541561774699628665865662183868374645956694140356716037674688084770628...

output:

48

result:

wrong answer 1st numbers differ - expected: '7675', found: '48'