#include using namespace std; #define int long long // #define double long double #define FOR(i, a, b) for(ll i = (a); i < (b); ++i) #define FORR(i, a, b) for(ll i = (a); i > (b); --i) #define REP(i, n) for(ll i = 0; i < (n); ++i) #define REPR(i, n) for(ll i = n; i >= 0; i--) #define FOREACH(x, a) for(auto &(x) : (a)) #define VECCIN(x) \ for(auto &youso_ : (x)) cin >> youso_ #define bitcnt __builtin_popcount #define SZ(x) ((ll)(x).size()) #define fi first #define se second #define All(a) (a).begin(), (a).end() #define rAll(a) (a).rbegin(), (a).rend() template inline T IN() { T x; cin >> x; return (x); } inline void CIN() {} template inline void CIN(Head &&head, Tail &&... tail) { cin >> head; CIN(move(tail)...); } #define CCIN(...) \ char __VA_ARGS__; \ CIN(__VA_ARGS__) #define DCIN(...) \ double __VA_ARGS__; \ CIN(__VA_ARGS__) #define LCIN(...) \ ll __VA_ARGS__; \ CIN(__VA_ARGS__) #define SCIN(...) \ string __VA_ARGS__; \ CIN(__VA_ARGS__) #define Yes(a) cout << (a ? "Yes" : "No") << "\n" #define YES(a) cout << (a ? "YES" : "NO") << "\n" #define Printv(v) \ { \ FOREACH(x, v) { cout << x << " "; } \ cout << "\n"; \ } template inline void eputs(T s) { cout << s << "\n"; exit(0); } template void Fill(A (&array)[N], const T &val) { std::fill((T *)array, (T *)(array + N), val); } template using PQG = priority_queue, greater>; template using PQ = priority_queue; typedef long long ll; typedef vector VL; typedef vector VVL; typedef pair PL; typedef vector VPL; typedef vector VB; typedef vector VD; typedef vector VS; const int INF = 1e9; const int MOD = 1e9 + 7; // const int MOD = 998244353; const ll LINF = 5e18; // const double PI = atan(1.0) * 4.0; const ll dx[] = {1, 1, 0, -1, -1, -1, 0, 1}; const ll dy[] = {0, 1, 1, 1, 0, -1, -1, -1}; #define PI 3.141592653589793238 template struct Trie { struct Node { char c; array nxt; vector idxs; int idx; Node(char c) : c(c), idx(-1) { fill(nxt.begin(), nxt.end(), -1); } }; using F = function; vector v; F conv; Trie(F conv, char c = '$') : conv(conv) { v.emplace_back(c); } void add(const string &s, int x) { int pos = 0; for(int i = 0; i < (int)s.size(); i++) { int k = conv(s[i]); if(~v[pos].nxt[k]) { pos = v[pos].nxt[k]; continue; } int npos = v.size(); v[pos].nxt[k] = npos; v.emplace_back(s[i]); pos = npos; } v[pos].idx = x; v[pos].idxs.emplace_back(x); } int find(const string &s) { int pos = 0; for(int i = 0; i < (int)s.size(); i++) { int k = conv(s[i]); if(v[pos].nxt[k] < 0) return -1; pos = v[pos].nxt[k]; } return pos; } int find(int pos, char c) { return v[pos].nxt[conv(c)]; } int idx(int pos) { return pos < 0 ? -1 : v[pos].idx; } vector idxs(int pos) { return pos < 0 ? vector() : v[pos].idxs; } }; signed main() { SCIN(S); LCIN(M); auto f = [](char c) { return c - 'A'; }; Trie<26> trie(f); VS C(M); ll n = 0; REP(i, M) { cin >> C[i]; trie.add(C[i], i); n = max(n, (ll)C[i].length()); } ll N = S.length(); ll ans = 0; REP(i, N) { ll pos = 0; REP(j, n) { if(i + j >= N) continue; pos = trie.find(pos, S[i + j]); if(pos < 0) break; ll idx = trie.idx(pos); if(idx >= 0) ans++; } } cout << ans << "\n"; }