NOI.AC

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
#212108	#3817. 写字	chendongyu	70	65ms	3184kb	C++11	870b	2024-10-13 11:16:35	2024-10-13 12:23:37

answer

#include<bits/stdc++.h>
using namespace std;
long long n,m;
string a,b;
long long dis[350][350];
long long dp[350][350];
vector<long long> q[300];
int main()
{
	cin>>n>>m>>a>>b;
	memset(dis,0x3f,sizeof dis);
	memset(dp,0x3f,sizeof dp);
	for(long long i=0;i<n;i++)
	{
		q[a[i]].push_back(i+1);
		if(a[i]==b[0])
			dp[0][i+1]=0;
		for(long long j=0;j<n;j++)
		{
			if(j>=1&&a[j-1]==a[i])
				dis[i+1][j+1]=abs(i-(j-1))+1;
			if(j<n-1&&a[j+1]==a[i])
				dis[i+1][j+1]=min(abs(i-(j+1))+1,dis[i+1][j+1]);
		}
	}
	for(long long i=1;i<m;i++)
	{
		for(auto&&j:q[b[i]])
		{
			for(long long k=1;k<n;k++)
			{
				dp[i][j]=min(dp[i][j],dp[i-1][k]+dis[k][j]);
			}
		}
	}
	long long ans=0x3f3f3f3f3f;
	for(long long i=1;i<=n;i++)
		ans=min(dp[m-1][i],ans);
	if(ans==0x3f3f3f3f3f)
		printf("-1");
	else
		printf("%lld",ans);
	return 0;
}

源文件, 语言: C++11

详细

小提示：点击横条可展开更详细的信息

Subtask #1:

score: 20

Accepted

Test #1:

score: 20

Accepted

time: 0ms

memory: 3152kb

input:

1 1
v
v

output:

result:

ok 1 number(s): "0"

Test #2:

score: 0

Accepted

time: 0ms

memory: 3172kb

input:

5 5
bacbb
cabcb

output:

result:

ok 1 number(s): "7"

Subtask #2:

score: 0

Wrong Answer

Test #3:

score: 0

Wrong Answer

time: 0ms

memory: 3144kb

input:

26 300
ywzhvjnpdfqtukimsrbxageloc
brsmsrbxbxbxbxagagagegelococololegaxagaxaxbxbrbxbrsrsmikimikikimim...

output:

-1

result:

wrong answer 1st numbers differ - expected: '299', found: '-1'

Subtask #3:

score: 50

Accepted

Test #6:

score: 50

Accepted

time: 7ms

memory: 3180kb

input:

300 300
hgbfdbgcghedefchdabhgdddahcdedebceffegfbceehceeheggffhhddbecbfdhceeedcaeeebdaddfgccggfdcachg...

output:

result:

ok 1 number(s): "3643"

Test #7:

score: 0

Accepted

time: 11ms

memory: 3184kb

input:

300 300
gecffgfgddecebdgbhfccebecfddfgegfaedfehefhghahaecfbffdbbgahbecaabddefhhcgehbedfeegegddccgagb...

output:

result:

ok 1 number(s): "4073"

Test #8:

score: 0

Accepted

time: 11ms

memory: 3168kb

input:

300 300
hbbhghebbgfcabfecgfcefafhddhfcaeedbfhhdhacaedbcbhgfhgbefabhgcddhecdfeagefeaceffffgdcacaacbee...

output:

-1

result:

ok 1 number(s): "-1"

Test #9:

score: 0

Accepted

time: 11ms

memory: 3180kb

input:

300 300
bdgebeggcabbbdbddgdehegbegfeghhgdcfadddghdcfbafhfedegffddfbcedgcacagaagfcbcggfbefheceagadeah...

output:

result:

ok 1 number(s): "4002"

Test #10:

score: 0

Accepted

time: 25ms

memory: 3184kb

input:

300 300
bdcabacccabbbdbddcdadacbacbacddcdcbadddcddcbbabdbadacbbddbbcadccacacaacbcbcccbbabdacaacadaad...

output:

result:

ok 1 number(s): "782"