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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#726069#9568. Left Shifting 3wxgmjfhy#WA 3ms3692kbC++20943b2024-11-08 21:29:272024-11-08 21:29:28

Judging History

你现在查看的是最新测评结果

  • [2024-11-08 21:29:28]
  • 评测
  • 测评结果:WA
  • 用时:3ms
  • 内存:3692kb
  • [2024-11-08 21:29:27]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;

int n,k;
string s;

string st="nanjing";

inline void solve(){
    cin>>n>>k;

    cin>>s;

    if(n<7)return cout<<"0\n",void();

    k=min(k,n);

    for(int i=0;i<k;i++)s+=s[i];

    int m=s.size();

    vector<int>p(m);
    for(int i=0;i+6<m;i++){
        if(s[i]=='n'){
            int flag=1;
            for(int t=0,j=i;t<7;t++,j++){
                if(s[j]!=st[t]){
                    flag=0;
                    break;
                }
            }        
            p[i]=flag;
        }
    }

    int sum=0;
    for(int i=0;i+6<n;i++)sum+=p[i];

    int ans=sum;

    for(int t=0,i=n-7;i+6<m;t++,i++){
        sum-=p[t];
        sum+=p[i];
        ans=max(ans,sum);
    }

    cout<<ans<<"\n";
}

int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);

    int t=1;
    cin>>t;
    while(t--)solve();

    return 0;
}

Details

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Test #1:

score: 100
Accepted
time: 0ms
memory: 3624kb

input:

4
21 10
jingicpcnanjingsuanan
21 0
jingicpcnanjingsuanan
21 3
nanjingnanjingnanjing
4 100
icpc

output:

2
1
3
0

result:

ok 4 number(s): "2 1 3 0"

Test #2:

score: -100
Wrong Answer
time: 3ms
memory: 3692kb

input:

2130
39 7
nnananjingannanjingngnanjinganjinggjina
1 479084228
g
33 2
gqnanjinggrjdtktnanjingcvsenanjin
24 196055605
ginganjingnanjingnanjing
23 3
ngnanjinganjingjinnanji
40 3
njingaaznannanjingnananjingyonwpnanjinga
40 207842908
nanjinggphconanjingkonanjinannanjinglxna
46 3
ingjingnnanjingnanjinging...

output:

3
0
3
3
1
3
3
4
3
4
0
2
4
3
2
1
1
1
4
2
0
3
3
0
0
1
0
0
0
5
4
0
1
2
2
2
2
1
1
1
3
3
1
3
2
0
1
2
4
1
2
1
2
1
2
3
0
1
0
0
1
1
3
2
2
1
0
3
1
2
1
1
4
4
1
1
1
1
0
1
2
1
1
2
0
4
4
3
1
0
2
1
1
1
1
5
1
4
0
2
3
1
3
4
3
3
3
3
1
3
2
1
3
1
2
0
0
1
0
5
0
2
0
3
1
0
2
2
3
2
1
2
0
1
1
1
2
4
1
3
2
0
1
1
2
3
2
1
0
3
...

result:

wrong answer 4th numbers differ - expected: '2', found: '3'