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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#753647 | #9568. Left Shifting 3 | Alucard | AC ✓ | 2ms | 3860kb | C++14 | 1.6kb | 2024-11-16 13:22:49 | 2024-11-16 13:22:50 |
Judging History
answer
#include <bits/stdc++.h>
#include <iostream>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;
typedef pair<int,int> PII;
typedef pair<ll,ll> PLL;
#define i128 _int128
#define fi first
#define se second
#define pb push_back
#define endl '\n'
//#define int long long
const ll INF=0x3f3f3f3f;
const ll N=1e5+9,M=1e9+9;
const ll mod=998244353;
int read(){
int s=0,w=1;
char c=getchar();
while(!isdigit(c)) (c=='-')?w=-1:w=1,c=getchar();
while(isdigit(c)) s=(s<<1)+(s<<3)+(c^48),c=getchar();
return s*w;
}
int qpow(int a,int b){
a%=mod;
int res=1;
while(b){
if(b&1){res=(res*a)%mod;}
a=(a*a)%mod;
b>>=1;
}
return res%mod;
}
// int inverse(int a){
// a%=mod;
// return qpow(fac[a%mod],mod-2)%mod;
// }
// int C(int n,int r){
// n%=mod,r%=mod;
// if(r>n)return 0;
// return ((fac[n%mod]*inverse(r))%mod*inverse(n-r))%mod;
// }
// int Lucas(int n,int r){
// if(r==0)return 1;
// return C(n%mod,r%mod)%mod*Lucas(n/mod,r/mod)%mod;
// }
int n,k,ans;
string s,t="nanjing";
void solve(){
cin>>n>>k>>s;ans=0;
s+=s.substr(0,min(k,6));
int idx=0;
while(1){
idx=s.find(t,idx);
if(idx==-1)break;
idx+=7,ans++;
}
cout<<ans<<endl;
}
signed main(){
ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
int _=1;
// fac[0]=1;
// for(int i=1;i<=N-9;++i)fac[i]=(fac[i-1]*i)%mod;
cin>>_;
while(_--)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: 3860kb
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: 3604kb
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: 3672kb
input:
3 100000 998244353 gbppzfsncqyzmuwrcvtxsciucxusskcjhaanwhqmyncytwhkubrvcqxgcehdxyewdyvpqjcmrnmlgrytrucexmmfulqbtfctehphmrzkosyvhtvjrromqncbgsjcwhmlqidkycaxyhsrduoxayntuhqubvboseeziwjvrfagsbvtxjjbexnajqapgxydwtztzbbdpoydnjipfizdfpmczgqvdmpvxbqubtygkfpdeonegfzsttirbhzkobbigwneyvtcxndfkljdvbbcfnadtfhgo...
output:
4 1649 3651
result:
ok 3 number(s): "4 1649 3651"
Extra Test:
score: 0
Extra Test Passed