#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define rep(i,n) for (int i = 0; i < (n); ++i) using namespace std; typedef long long ll; typedef pair P; const int INF = INT32_MAX; random_device seed_gen; mt19937 engine(seed_gen()); struct RollingHash { const uint64_t MASK30 = (1uLL << 30) - 1; const uint64_t MASK31 = (1uLL << 31) - 1; const uint64_t MOD = (1uLL << 61) - 1; const uint64_t POSITIVIZER = MOD * ((1uLL << 3) - 1); static uint32_t Base; vector powMemo; vector hash; RollingHash(const string &s) { int n = (int)s.size(); hash.assign(n+1, 0); powMemo.assign(n+1, 1); for (int i = 0; i < n; i++) { hash[i+1] = CalcMod(Mul(hash[i], Base) + s[i]); powMemo[i+1] = CalcMod(Mul(powMemo[i], Base)); } } inline uint64_t Slice(int start, int len) { return CalcMod(hash[start + len] + POSITIVIZER - Mul(hash[start], powMemo[len])); } inline uint64_t CalcMod(uint64_t val) { val = (val & MOD) + (val >> 61); if (val > MOD) val -= MOD; return val; } inline uint64_t Mul(uint64_t a, uint64_t b) { uint64_t au = a >> 31; uint64_t ad = a & MASK31; uint64_t bu = b >> 31; uint64_t bd = b & MASK31; uint64_t mid = ad * bu + au * bd; uint64_t midu = mid >> 30; uint64_t midd = mid & MASK30; return ((au * bu) << 1) + midu + (midd << 31) + ad * bd; } }; uint32_t RollingHash::Base = engine(); int main() { string s; cin >> s; int m; cin >> m; RollingHash rh(s); int ans = 0; rep(i, m) { string c; cin >> c; RollingHash rh_c(c); for (int j = 0; j < (int)s.size() - (int)c.size() + 1; j++) { if (rh.Slice(j, c.size()) == rh_c.hash[c.size()]) ans++; } } cout << ans << endl; return 0; }