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QOJ
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| #727465 | #9568. Left Shifting 3 | ucup-team5319# | AC ✓ | 4ms | 8432kb | C++14 | 660b | 2024-11-09 13:14:15 | 2024-11-09 13:14:32 |
Judging History
answer
#include<iostream>
#include<cstdio>
#include<cstring>
using namespace std;
const int N=1e6+9;
char t[]="nanjing",s[N];
int n,K;
int a[N];
void work()
{
scanf("%d%d",&n,&K);
scanf("%s",s+1);
if(n<7) return puts("0"),void();
for(int i=1;i<=n;i++) s[i+n]=s[i];
for(int i=0;i<=n*2;i++) a[i]=0;
for(int i=1;i+6<=n*2;i++)
{
bool pd=1;
for(int j=0;j<7;j++)
if(s[i+j]!=t[j])
{
pd=0;
break;
}
if(pd) a[i]=1;
}
for(int i=1;i<=n*2;i++) a[i]+=a[i-1];
int ans=0;
for(int i=1;i<=K+1&&i<=n;i++) ans=max(ans,a[i+n-7]-a[i-1]);
printf("%d\n",ans);
}
signed main()
{
int T;
scanf("%d",&T);
while(T--) work();
}
这程序好像有点Bug，我给组数据试试？
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 3800kb
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: 4ms
memory: 3988kb
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: 0ms
memory: 8432kb
input:
3 100000 998244353 gbppzfsncqyzmuwrcvtxsciucxusskcjhaanwhqmyncytwhkubrvcqxgcehdxyewdyvpqjcmrnmlgrytrucexmmfulqbtfctehphmrzkosyvhtvjrromqncbgsjcwhmlqidkycaxyhsrduoxayntuhqubvboseeziwjvrfagsbvtxjjbexnajqapgxydwtztzbbdpoydnjipfizdfpmczgqvdmpvxbqubtygkfpdeonegfzsttirbhzkobbigwneyvtcxndfkljdvbbcfnadtfhgo...
output:
4 1649 3651
result:
ok 3 number(s): "4 1649 3651"
Extra Test:
score: 0
Extra Test Passed