QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#745741 | #9568. Left Shifting 3 | zq500 | AC ✓ | 2ms | 3740kb | C++14 | 663b | 2024-11-14 11:19:23 | 2024-11-14 11:19:23 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
const int maxn=2e5+20;
string s="nanjing";
int n,m;
char str[maxn];
int he[maxn];
bool check(int i)
{
for(int j=0;j<=6;j++)
{
if(s[j]!=str[i-6+j])return false;
}
return true;
}
void solve()
{
cin>>n>>m;
cin>>str;
if(n<7)
{
cout<<"0\n";
return;
}
for(int i=0;i<8;i++)
{
str[i+n]=str[i];
}
int cnt=0,mx=0;
for(int i=0;i<n+min(m,8);i++)
{
if(check(i))cnt++;
if(i>=n&&check(i-n+6))cnt--;
mx=max(mx,cnt);
}
cout<<mx<<"\n";
}
int main()
{
ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
int t;
cin>>t;
while(t--)
{
solve();
}
return 0;
}
这程序好像有点Bug,我给组数据试试?
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3528kb
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: 0
Accepted
time: 2ms
memory: 3556kb
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 2 2 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 1 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 1 1 1 2 0 4 4 3 1 1 2 1 1 1 1 5 1 4 0 1 2 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 2 2 1 0 3 ...
result:
ok 2130 numbers
Test #3:
score: 0
Accepted
time: 2ms
memory: 3740kb
input:
3 100000 998244353 gbppzfsncqyzmuwrcvtxsciucxusskcjhaanwhqmyncytwhkubrvcqxgcehdxyewdyvpqjcmrnmlgrytrucexmmfulqbtfctehphmrzkosyvhtvjrromqncbgsjcwhmlqidkycaxyhsrduoxayntuhqubvboseeziwjvrfagsbvtxjjbexnajqapgxydwtztzbbdpoydnjipfizdfpmczgqvdmpvxbqubtygkfpdeonegfzsttirbhzkobbigwneyvtcxndfkljdvbbcfnadtfhgo...
output:
4 1649 3651
result:
ok 3 number(s): "4 1649 3651"
Extra Test:
score: 0
Extra Test Passed