結果

問題 No.2626 Similar But Different Name
ユーザー dyktr_06dyktr_06
提出日時 2024-02-10 02:27:54
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 178 ms / 3,000 ms
コード長 5,391 bytes
コンパイル時間 4,843 ms
コンパイル使用メモリ 272,004 KB
実行使用メモリ 57,360 KB
最終ジャッジ日時 2024-09-28 16:54:43
合計ジャッジ時間 8,762 ms
ジャッジサーバーID
（参考情報） 		judge2 / judge5
このコードへのチャレンジ
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 2 ms
6,816 KB
testcase_01 AC 2 ms
6,816 KB
testcase_02 AC 2 ms
6,820 KB
testcase_03 AC 2 ms
6,820 KB
testcase_04 AC 2 ms
6,816 KB
testcase_05 AC 2 ms
6,816 KB
testcase_06 AC 2 ms
6,816 KB
testcase_07 AC 2 ms
6,820 KB
testcase_08 AC 2 ms
6,820 KB
testcase_09 AC 2 ms
6,816 KB
testcase_10 AC 3 ms
6,816 KB
testcase_11 AC 3 ms
6,816 KB
testcase_12 AC 3 ms
6,816 KB
testcase_13 AC 3 ms
6,816 KB
testcase_14 AC 3 ms
6,816 KB
testcase_15 AC 3 ms
6,816 KB
testcase_16 AC 3 ms
6,820 KB
testcase_17 AC 3 ms
6,820 KB
testcase_18 AC 172 ms
57,316 KB
testcase_19 AC 33 ms
26,192 KB
testcase_20 AC 32 ms
26,192 KB
testcase_21 AC 31 ms
26,216 KB
testcase_22 AC 166 ms
45,160 KB
testcase_23 AC 166 ms
45,488 KB
testcase_24 AC 167 ms
42,424 KB
testcase_25 AC 169 ms
43,496 KB
testcase_26 AC 164 ms
45,484 KB
testcase_27 AC 169 ms
45,672 KB
testcase_28 AC 165 ms
44,332 KB
testcase_29 AC 164 ms
42,424 KB
testcase_30 AC 164 ms
43,576 KB
testcase_31 AC 164 ms
44,828 KB
testcase_32 AC 165 ms
45,512 KB
testcase_33 AC 170 ms
45,636 KB
testcase_34 AC 166 ms
42,252 KB
testcase_35 AC 166 ms
44,792 KB
testcase_36 AC 164 ms
42,404 KB
testcase_37 AC 178 ms
57,360 KB
権限があれば一括ダウンロードができます

ソースコード

diff # 

#include <bits/stdc++.h>
#include <atcoder/all>

using namespace std;
using namespace atcoder;

#define overload4(_1, _2, _3, _4, name, ...) name
#define rep1(n) for(int i = 0; i < (int)(n); ++i)
#define rep2(i, n) for(int i = 0; i < (int)(n); ++i)
#define rep3(i, a, b) for(int i = (a); i < (int)(b); ++i)
#define rep4(i, a, b, c) for(int i = (a); i < (int)(b); i += (c))
#define rep(...) overload4(__VA_ARGS__, rep4, rep3, rep2, rep1)(__VA_ARGS__)

#define rrep(i,n) for(int i = (int)(n) - 1; i >= 0; --i)
#define ALL(a) (a).begin(), (a).end()
#define Sort(a) (sort((a).begin(), (a).end()))
#define RSort(a) (sort((a).rbegin(), (a).rend()))
#define UNIQUE(a) (a.erase(unique((a).begin(), (a).end()), (a).end()))

typedef long long int ll;
typedef unsigned long long ul;
typedef long double ld;
typedef vector<int> vi;
typedef vector<long long> vll;
typedef vector<char> vc;
typedef vector<string> vst;
typedef vector<double> vd;
typedef vector<long double> vld;
typedef pair<long long, long long> P;

template<class T> long long sum(const T& a){ return accumulate(a.begin(), a.end(), 0LL); }
template<class T> auto min(const T& a){ return *min_element(a.begin(), a.end()); }
template<class T> auto max(const T& a){ return *max_element(a.begin(), a.end()); }

const long long MINF = 0x7fffffffffff;
const long long INF = 0x1fffffffffffffff;
const long long MOD = 998244353;
const long double EPS = 1e-9;
const long double PI = acos(-1);
 
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }

template<typename T1, typename T2> istream &operator>>(istream &is, pair<T1, T2> &p){ is >> p.first >> p.second; return is; }
template<typename T1, typename T2> ostream &operator<<(ostream &os, const pair<T1, T2> &p){ os << "(" << p.first << ", " << p.second << ")"; return os; }
template<typename T> istream &operator>>(istream &is, vector<T> &v){ for(T &in : v) is >> in; return is; }
template<typename T> ostream &operator<<(ostream &os, const vector<T> &v){ for(int i = 0; i < (int) v.size(); ++i){ os << v[i] << (i + 1 != (int) v.size() ? " " : ""); } return os; }
template <typename T, typename S> ostream &operator<<(ostream &os, const map<T, S> &mp){ for(auto &[key, val] : mp){ os << key << ":" << val << " "; } return os; }
template <typename T> ostream &operator<<(ostream &os, const set<T> &st){ auto itr = st.begin(); for(int i = 0; i < (int)st.size(); ++i){ os << *itr << (i + 1 != (int)st.size() ? " " : ""); itr++; } return os; }
template <typename T> ostream &operator<<(ostream &os, const multiset<T> &st){ auto itr = st.begin(); for(int i = 0; i < (int)st.size(); ++i){ os << *itr << (i + 1 != (int)st.size() ? " " : ""); itr++; } return os; }
template <typename T> ostream &operator<<(ostream &os, queue<T> q){ while(q.size()){ os << q.front() << " "; q.pop(); } return os; }
template <typename T> ostream &operator<<(ostream &os, deque<T> q){ while(q.size()){ os << q.front() << " "; q.pop_front(); } return os; }
template <typename T> ostream &operator<<(ostream &os, stack<T> st){ while(st.size()){ os << st.top() << " "; st.pop(); } return os; }
template <class T, class Container, class Compare> ostream &operator<<(ostream &os, priority_queue<T, Container, Compare> pq){ while(pq.size()){ os << pq.top() << " "; pq.pop(); } return os; }

template<class T, class U> inline T vin(T& vec, U n) { vec.resize(n); for(int i = 0; i < (int) n; ++i) cin >> vec[i]; return vec; }
template<class T> inline void vout(T vec, string s = "\n"){ for(auto x : vec) cout << x << s; }
template<class... T> void in(T&... a){ (cin >> ... >> a); }
void out(){ cout << '\n'; }
template<class T, class... Ts> void out(const T& a, const Ts&... b){ cout << a; (cout << ... << (cout << ' ', b)); cout << '\n'; }
template<class T, class U> void inGraph(vector<vector<T>>& G, U n, U m, bool directed = false){ G.resize(n); for(int i = 0; i < m; ++i){ int a, b; cin >> a >> b; a--, b--; G[a].push_back(b); if(!directed) G[b].push_back(a); } }

ll n, m, k;
string s, t;

void input(){
    in(n, m, k);
    in(s, t);
}

template <typename T>
vector<int> z_algorithm(const T &s) {
    int n = s.size();
    vector<int> res(n, 0);
    for(int i = 1, j = 0; i < n; ++i){
        if(i + res[i - j] < j + res[j]){
            res[i] = res[i - j];
        }else{
            res[i] = max(j + res[j] - i, 0);
            while(i + res[i] < n && s[i + res[i]] == s[res[i]]) ++res[i];
            j = i;
        }
    }
    res[0] = n;
    return res;
}

void solve(){
    string s2 = s, t2 = t;
    vll a1(n), b1(m), a2(n), b2(m);
    rep(i, n){
        s2[i] = tolower(s2[i]);
        a1[i] = ('a' <= s[i] && s[i] <= 'z');
        a2[i] = ('A' <= s[i] && s[i] <= 'Z');
    }
    rep(i, m){
        t2[i] = tolower(t2[i]);
        b1[m - i - 1] = ('a' <= t[i] && t[i] <= 'z');
        b2[m - i - 1] = ('A' <= t[i] && t[i] <= 'Z');
    }
    string st = t2 + s2;
    vi z = z_algorithm(st);
    vll c1 = convolution(a1, b2), c2 = convolution(a2, b1);
    ll ans = 0;
    rep(i, n - m + 1){
        ll cnt = c1[i + m - 1] + c2[i + m - 1];
        if(1 <= cnt && cnt <= k && z[m + i] >= m){
            ans++;
        }
    }
    out(ans);
}

int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout << fixed << setprecision(20);
    
    input();
    solve();
}
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