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#include <bits/stdc++.h> using namespace std; int main() { int value[26]; for (int i = 0; i < 26; i++) cin >> value[i]; string s; cin >> s; long long int ans = 0; vector<int> v[26]; long long int sum[s.length() + 1]; sum[0] = 0; for (int i = 0; i < s.length(); i++) { v[s[i] - 'a'].push_back(i); sum[i + 1] = sum[i] + value[s[i] - 'a']; } for (int i = 0; i < 26; i++) { map<long long, int> m; for (int j = 0; j < v[i].size(); j++) { ans += m[sum[v[i][j]]]; m[sum[v[i][j] + 1]]++; } } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; const int N = 100100; int val[27]; char a[N]; int n; map<long long, int> h[26]; int main() { int i; for (i = 0; i < 26; ++i) { cin >> val[i]; } cin >> (a + 1); n = strlen(a + 1); long long sc = 0, rez = 0; for (i = 1; i <= n; ++i) { a[i] -= 'a'; sc += val[a[i]]; rez += h[a[i]][sc - val[a[i]]]; h[a[i]][sc]++; } cout << rez; }
#include <bits/stdc++.h> using namespace std; long long val[26], ans, cur; string s; map<long long, long long> cnt[26]; int main() { for (int i = 0; i < 26; i++) cin >> val[i]; cin >> s; cur = 0; for (char i : s) { cur += val[i - 'a']; cnt[i - 'a'][cur] = 0; cnt[i - 'a'][cur - val[i - 'a']] = 0; } ans = 0; cur = 0; for (char i : s) { cur += val[i - 'a']; ans += cnt[i - 'a'][cur - val[i - 'a']]; cnt[i - 'a'][cur]++; } cout << ans; }
#include <bits/stdc++.h> using namespace std; int main() { long long int al = 26; vector<long long int> w(al); for (int i = 0; i < (al); i++) { cin >> w[i]; } string s; cin >> s; vector<map<long long int, long long int>> before(al); long long int bala = 0; long long int ans = 0; for (int i = 0; i < ((int)(s).size()); i++) { long long int last = bala; long long int c = s[i] - 'a'; bala += w[c]; ans += before[c][(bala - 2 * w[c])]; before[c][last]++; } cout << ans; };
#include <bits/stdc++.h> using namespace std; int main() { string str; int val[26]; map<long long, int> hash[26]; for (int i = 0; i < 26; ++i) cin >> val[i]; cin >> str; int n = str.length(); long long sc = 0, rez = 0; for (int i = 0; i < n; ++i) { str[i] -= 'a'; sc += val[str[i]]; rez += hash[str[i]][sc - val[str[i]]]; hash[str[i]][sc]++; } cout << rez << endl; }
#include <bits/stdc++.h> #pragma GCC optimize("Ofast") #pragma GCC optimize("unroll-loops") #pragma GCC target("avx,avx2,fma") using namespace std; long long prefix[100002]; void solve() { ios::sync_with_stdio(0); cin.tie(nullptr); cout.tie(nullptr); int alpha[27]; for (int i = 1; i < 27; i++) { cin >> alpha[i]; } string a; cin >> a; int k = 1; vector<int> v[27]; for (auto &b : a) { int o = b - 'a' + 1; prefix[k] = alpha[o]; prefix[k] += prefix[k - 1]; v[o].push_back(k); k++; } long long total = 0; for (int i = 1; i < 27; i++) { if (v[i].size() >= 2) { int p = v[i].size(); for (int j = 0; j < p; j++) { for (int j1 = j + 1; j1 < p; j1++) { if (prefix[v[i][j1]] - prefix[v[i][j]] - alpha[i] == 0LL) { total++; } } } } } cout << total; } int main() { int test_cases = 1; while (test_cases-- > 0) { solve(); } }
#include <bits/stdc++.h> using namespace std; map<char, int> valueOfChar; string s; vector<long long> preCalc; vector<vector<int> > Pos(26); void readData() { int x; for (char c = 'a'; c <= 'z'; ++c) { cin >> x; valueOfChar[c] = x; } cin >> s; for (int i = 0; i < s.size(); ++i) { Pos[s[i] - 'a'].push_back(i); } preCalc.resize(s.size() + 1); } void precalc() { preCalc[0] = 0; long long sum = 0; for (int i = 1; i < preCalc.size(); ++i) { preCalc[i] = preCalc[i - 1] + valueOfChar[s[i - 1]]; } } long long getSum(long long l, long long r) { if (r == 0) return 0; return preCalc[r]; } long long totalrez = 0; int main() { readData(); precalc(); map<long long, long long> mymap; for (int c = 0; c < 26; ++c) { for (int i = 0; i < Pos[c].size(); ++i) { ++mymap[getSum(0, Pos[c][i])]; } for (int i = 0; i < Pos[c].size(); ++i) { long long sum = getSum(0, Pos[c][i]); mymap[sum]--; sum += valueOfChar[c + 'a']; totalrez += mymap[sum]; } } cout << totalrez << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); ; vector<long long> wt(26); long long n, sum = 0, ans = 0; string second; for (auto &i : wt) cin >> i; cin >> second; map<long long, long long> make_pair[26]; for (auto i : second) ans += make_pair[i - 'a'][sum], make_pair[i - 'a'][sum += wt[i - 'a']]++; cout << ans; return 0; }
#include <bits/stdc++.h> using namespace std; const int Maxn = 1e5 + 1e3; long long val[26]; long long sum[Maxn]; vector<int> Occ[26]; map<long long, int> small; map<long long, int> big; string second; int main() { ios_base::sync_with_stdio(0); for (int i = (0); i < ((int)26); ++i) cin >> val[i]; cin >> second; int n = second.size(); sum[0] = val[second[0] - 'a']; for (int i = (1); i < ((int)n); ++i) { sum[i] = sum[i - 1] + val[second[i] - 'a']; } long long ans = 0; for (int i = (0); i < ((int)26); ++i) { for (int j = (0); j < ((int)n); ++j) { if (second[j] - 'a' == i) { if (j) ans += small[sum[j - 1]]; small[sum[j]]++; if (j) big[sum[j - 1]]++; } } big.clear(); small.clear(); } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; long long v[30]; string s; map<pair<char, long long>, int> dp; int main() { for (int i = 0; i < 26; i++) cin >> v[i]; cin >> s; long long sum = 0LL; for (int i = 1; i < s.size(); i++) { dp[make_pair(s[i], sum)]++; sum += v[s[i] - 'a']; } long long r = 0; sum = 0LL; for (int i = 0; i < s.size() - 1; i++) { r += dp[make_pair(s[i], sum)]; dp[make_pair(s[i + 1], sum)]--; sum += v[s[i + 1] - 'a']; } cout << r << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); long long t; t = 1; while (t--) { unordered_map<long long, int> mp[27]; long long sum = 0, ans = 0, i, k, c, x; string s; vector<long long> v; for (i = 0; i < 26; i++) { cin >> x; v.push_back(x); } cin >> s; k = s.size(); for (i = 0; i < k; i++) { c = s[i] - 'a'; ans += mp[c][sum]; sum += v[c]; mp[c][sum]++; } cout << ans << "\n"; } }
#include <bits/stdc++.h> using namespace std; string s; int32_t main() { cin.tie(NULL); cout.tie(NULL); ios::sync_with_stdio(false); long long weights[26]; for (long long i = 0; i < 26; i++) { cin >> weights[i]; } cin >> s; long long n = s.length(); s = '0' + s; long long sum[n + 1]; long long ans = 0; vector<long long> pos[26]; sum[0] = 0; for (auto i = 1; i <= n; i++) { sum[i] = weights[s[i] - 'a']; sum[i] += sum[i - 1]; pos[s[i] - 'a'].push_back(i); } for (long long cha = 0; cha < 26; cha++) { map<long long, long long> mp; for (long long i = 0; i < pos[cha].size(); i++) { long long p = pos[cha][i]; if (p != 0) ans += mp[sum[p - 1]]; mp[sum[p]]++; } } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; char s[100000]; map<long long, int> f[26]; int x[26]; int main() { long long ans = 0, tot = 0; for (int i = 0; i < 26; i++) scanf("%d", &x[i]); scanf("%s", &s); for (int i = 0; i < strlen(s); i++) { ans += f[s[i] - 'a'][tot]; tot += x[s[i] - 'a']; f[s[i] - 'a'][tot]++; } printf("%I64d", ans); return 0; }
#include <bits/stdc++.h> using namespace std; int v[26], n; char str[100007]; long long S[100007]; map<long long, long long> MAP[26]; int main(void) { while (~scanf("%d", &v[0])) { for (int i = 1; i < 26; ++i) scanf("%d", &v[i]); scanf("%s", str); n = strlen(str); for (int i = 0; i < n; ++i) str[i] -= 'a'; S[0] = v[str[0]]; for (int i = 1; i < n; ++i) S[i] = S[i - 1] + v[str[i]]; for (int i = 0; i < 26; ++i) MAP[i].clear(); long long ANS = 0; for (int i = 0; i < n; ++i) { ANS += MAP[str[i]][S[i] - v[str[i]]]; MAP[str[i]][S[i]]++; } cout << ANS << endl; } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(false); string s; long long i, n; long long score[26], cumSum = 0, ans = 0; vector<map<long long, long long> > m(26); for (i = 0; i < 26; i++) { cin >> score[i]; m.clear(); } cin >> s; n = s.length(); for (i = 0; i < n; i++) { cumSum += score[s[i] - 'a']; ans += m[s[i] - 'a'][cumSum - score[s[i] - 'a']]; m[s[i] - 'a'][cumSum]++; } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; long long val[30], sump[100005]; int i, j, n; string s; map<long long, long long> maps[30]; int main(void) { for (i = 0; i < 26; ++i) cin >> val[i]; getline(cin, s); getline(cin, s); long long sol = 0; sump[0] = val[(int)(s[0] - 'a')]; maps[(int)(s[0] - 'a')][sump[0]] = 1; for (i = 1; i < s.length(); ++i) { sump[i] = val[(int)(s[i] - 'a')] + sump[i - 1]; sol += maps[(int)(s[i] - 'a')][sump[i - 1]]; if (maps[(int)(s[i] - 'a')][sump[i]] == 0) maps[(int)(s[i] - 'a')][sump[i]] = 1; else maps[(int)(s[i] - 'a')][sump[i]] = maps[(int)(s[i] - 'a')][sump[i]] + 1; } cout << sol; return 0; }
#include <bits/stdc++.h> using namespace std; int vis[200]; map<long long int, long long int> viss; char st[100005]; int main() { long long int i, j, k, l, t, cs = 1, r = 1, s, m, n, a, b, c, d, e, f, g, h, u, v; for (i = 'a'; i <= 'z'; i++) { scanf("%d", &vis[i]); } long long int ans = 0; scanf("%s", &st); l = strlen(st); s = 0; for (i = 'a'; i <= 'z'; i++) { s = 0; for (j = 0; j < l; j++) { if (st[j] == i) { if (viss[s] != 0) { ans = ans + viss[s]; } } s = s + vis[st[j]]; if (st[j] == i) if (viss[s] != 0) viss[s]++; else viss[s] = 1ll; } viss.clear(); } printf("%I64d", ans); return 0; }
#include <bits/stdc++.h> using namespace std; long long val[30]; char a[100005]; long long sum[100005]; map<long long, int> M[30]; int main() { for (int i = 0; i < 26; i++) scanf("%I64d", &val[i]); scanf("%s", a); int len = strlen(a); sum[0] = val[a[0] - 'a']; for (int i = 1; i < len; i++) { sum[i] = sum[i - 1] + val[a[i] - 'a']; } long long ans = 0; for (int i = 0; i < len; i++) { ans += M[a[i] - 'a'][sum[i - 1]]; M[a[i] - 'a'][sum[i]]++; } printf("%I64d\n", ans); }
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); long long x[30]; for (long long i = 0; i < 26; i++) { cin >> x[i]; } string s; cin >> s; long long n = s.size(); long long pre[n + 1]; pre[0] = 0; for (long long i = 1; i <= n; i++) { pre[i] = pre[i - 1] + x[s[i - 1] - 'a']; } long long ans = 0; map<pair<long long, char>, long long> cnt; for (long long i = 1; i < n; i++) { if (s[i] == s[i - 1]) ans++; ans += cnt[{pre[i], s[i]}]; cnt[{pre[i], s[i - 1]}]++; } cout << ans << "\n"; return 0; }
#include <bits/stdc++.h> using namespace std; long long int a[26]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); long long int i, j, k, n, m, t; for (i = 0; i < 26; i++) cin >> a[i]; string s; cin >> s; long long int sum = 0, re = 0, pre = 0; map<long long int, long long int> pk[26]; for (i = 0; i < s.size(); i++) { long long int cur = s[i] - 97; sum += a[cur]; if (i == 0) pk[cur][sum] += 1, pre = sum; else { re += pk[cur][pre]; pk[cur][sum] += 1; pre = sum; } } cout << re; return 0; }
#include <bits/stdc++.h> using namespace std; vector<int> pos[100012]; long long cnt[27], sum[100012], n; long long ans = 0; string s; int main() { for (int i = 0; i < 26; i++) { cin >> cnt[i]; } cin >> s; n = s.size(); for (int i = 1; i <= n; i++) { sum[i] = cnt[s[i - 1] - 'a']; sum[i] += sum[i - 1]; pos[s[i - 1] - 'a'].push_back(i); } for (int i = 0; i < 26; i++) { map<long long, int> m; for (int j = 0; j < pos[i].size(); j++) { int p = pos[i][j]; ans += m[sum[p - 1]]; m[sum[p]]++; } m.clear(); } cout << ans; return 0; }
#include <bits/stdc++.h> using namespace std; const int inf = 0x3f3f3f3f; const int maxn = 1e5 + 5; const int MOD = 5e5 + 5; map<long long, long long> dp[30]; long long sum[maxn]; long long a[27], ans = 0; char word[maxn]; int main() { for (int i = 0; i < 26; scanf("%I64d", a + i++)) ; scanf("%s", word + 1); int len = strlen(word + 1); for (int i = 1; i <= len; i++) i[sum] = sum[i - 1] + a[word[i] - 'a']; for (int i = 1; i <= len; i++) { ans += dp[word[i] - 'a'][sum[i - 1]]; dp[word[i] - 'a'][sum[i]]++; } printf("%I64d\n", ans); return 0; }
#include <bits/stdc++.h> using namespace std; char s[100005]; long long int V[256]; map<pair<int, long long int>, int> M; int main() { int i, n; long long int prefixSum = 0, ans = 0; for (i = 0; i < 26; i++) scanf("%lld", &V['a' + i]); scanf("%s", s); n = strlen(s); for (i = 0; i < n; i++) { ans += M[make_pair(s[i], prefixSum)]; prefixSum += V[(int)s[i]]; M[make_pair(s[i], prefixSum)]++; } printf("%lld\n", ans); }
#include <bits/stdc++.h> using namespace std; ifstream fin("in.in"); ofstream fout("out.out"); class compare : public std::binary_function<double, double, bool> { public: compare(double arg = 1e-7) : e(arg) {} bool operator()(const double &left, const double &right) const { return (abs(left - right) > e) && (left < right); } double e; }; inline long long myabs(long long a) { return (a < 0) ? -a : a; } inline int d_compare(double x, double y) { return (fabs(x - y) <= 1e-7) ? 0 : (x > y) ? 1 : -1; } inline int mod(long long x, int y) { if (y == 0) return x; if (x < 0) x = -x; if (x >= y) x %= y; return x; } inline int cmod(int x, int y) { if (y == 0) return x; if (x < 0) x += (abs(x) / y + 1) * y; if (x >= y) x = x % y; return x; } int Bcount(int mask) { int n = 0; while (mask) n += ((mask & -mask) != 0), mask &= ~(mask & -mask); return n; } inline bool Bstate(int mask, int idx) { return (mask & (1 << idx)); } inline int B1(int mask, int idx) { return mask | (1 << idx); } inline int B0(int mask, int idx) { return mask & ~(1 << idx); } inline int drift(int mask, int n) { return mask & ((1 << n) - 1); } void debugmask(int mask, int n) { for (int i = 0; i < n; i++) cout << Bstate(mask, i); } int dr[8] = {0, 0, -1, 1, -1, 1, -1, 1}, dc[8] = {-1, 1, 0, 0, 1, -1, -1, 1}; template <typename Ty> void clear(Ty &q) { Ty empty; swap(q, empty); } int arr['z' + 1]; long long sum[100000]; vector<map<long long, int> > mp; string str; void input() { mp.clear(); mp.resize('z' + 1); for (int i = 'a'; i <= 'z'; i++) cin >> arr[i]; cin >> str; sum[0] = 0; mp[str[0]][sum[0]]++; for (int i = 1; str[i]; i++) { sum[i] = arr[str[i - 1]] + sum[i - 1]; mp[str[i]][sum[i]]++; } } int main() { input(); long long c = 0; for (int i = 0; str[i]; i++) { mp[str[i]][sum[i]]--; c += mp[str[i]][sum[i] + arr[str[i]]]; } cout << c << endl; return 0; }
#include <bits/stdc++.h> using namespace std; using ll = long long; using ld = long double; using pll = pair<ll, ll>; using pld = pair<ld, ld>; using plc = pair<ll, char>; using vll = vector<ll>; using vld = vector<ld>; using vvll = vector<vll>; using vvld = vector<vld>; using vpll = vector<pll>; using vpld = vector<pld>; using vplc = vector<plc>; using vs = vector<string>; using vb = vector<bool>; using vvb = vector<vb>; using vc = vector<char>; using vvc = vector<vc>; using mll = map<ll, ll>; using sll = set<ll>; const ll MOD = 1e9 + 7, LIM = 1e6 + 5, INF = 1e18 + 5; const ld ERR = 1e-9; int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); cout.tie(nullptr); ll tc = 1; while (tc--) { vll x(26); for (ll i = 0; i < 26; i++) cin >> x[i]; string s; cin >> s; ll n = s.length(); vll dp(n); for (ll i = 0; i < n; i++) dp[i] = ((i > 0) ? dp[i - 1] : 0) + x[s[i] - 'a']; vvll idx1(26); for (ll i = 0; i < n; i++) idx1[s[i] - 'a'].push_back(i); ll cnt = 0; for (ll i = 0; i < 26; i++) { if (idx1[i].size() >= 2) { map<ll, vll> idx2; for (ll idx : idx1[i]) { idx2[dp[idx]].push_back(idx); } for (ll idx : idx1[i]) { cnt += (upper_bound(idx2[dp[idx - 1]].begin(), idx2[dp[idx - 1]].end(), idx - 1) - idx2[dp[idx - 1]].begin()); } } } cout << cnt; } }
#include <bits/stdc++.h> using namespace std; bool deb = false; const int N = 100011; int n; int c[30]; char a[N]; long long int sum[N]; map<long long int, int> mp; vector<int> ind[30]; int main() { int t; for (int i = 0; i < 26; ++i) scanf("%d", &c[i]); scanf("%s", a); n = strlen(a); for (int i = n; i > 0; --i) a[i] = a[i - 1]; for (int i = 1; i < n + 1; ++i) { sum[i] += c[a[i] - 'a'] + sum[i - 1]; ind[a[i] - 'a'].push_back(i); } long long int ans = 0; for (int i = 0; i < 26; ++i) { for (int j = 0; j < (int)ind[i].size(); ++j) { ans += mp[sum[ind[i][j] - 1]]; mp[sum[ind[i][j]]]++; } mp.clear(); } printf("%lld\n", ans); return 0; }
#include <bits/stdc++.h> using namespace std; long long int sum[100010]; long long int PowMod(long long int x, long long int e, long long int mod) { long long int res; if (e == 0) res = 1; else if (e == 1) res = x; else { res = PowMod(x, e / 2, mod); res = res * res % mod; if (e % 2) res = res * x % mod; } return res % mod; } int main() { vector<long long int> pos[100010]; string str; long long int res = 0, p; long long int cnt[26], i; for (i = 0; i <= 25; i++) cin >> cnt[i]; cin >> str; for (i = 0; i <= str.length() - 1; i++) { sum[i] = sum[i - 1] + cnt[str[i] - 'a']; pos[str[i] - 'a'].push_back(i); } for (i = 0; i <= 25; i++) { map<long long int, long long int> M1; for (size_t j = 0; j < pos[i].size(); j++) { p = pos[i][j]; res += M1[sum[p - 1]]; M1[sum[p]]++; } M1.clear(); } cout << res << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { vector<long long int> Values(26); string s; for (int i = 0; i < 26; i++) cin >> Values[i]; cin >> s; vector<long long int> cumulativeSum(s.length()); cumulativeSum[0] = Values[s[0] - 'a']; for (int i = 1; i < s.length(); i++) cumulativeSum[i] = cumulativeSum[i - 1] + Values[s[i] - 'a']; long long int res = 0; map<long long int, long long int> sumRepeat[26]; for (int i = 0; i < s.length(); i++) { res += sumRepeat[s[i] - 'a'][cumulativeSum[i] - Values[s[i] - 'a']]; sumRepeat[s[i] - 'a'][cumulativeSum[i]]++; } cout << res << endl; return 0; }
#include <bits/stdc++.h> using namespace std; static const int maxn = 1e5 + 10; static int c[26]; static string s; static long long cnt[maxn]; static map<char, map<long long, int> > hashs; int main() { for (int i = 0; i < 26; i++) cin >> c[i]; cin >> s; int n = s.length(); long long ans = 0; for (int i = 0; i < n; i++) { if (i == 0) cnt[i] = c[s[i] - 'a']; else cnt[i] = cnt[i - 1] + c[s[i] - 'a']; } for (int i = 0; i < n; i++) { ans += hashs[s[i]][cnt[i] - c[s[i] - 'a']]; ++hashs[s[i]][cnt[i]]; } printf("%I64d\n", ans); return 0; ; }
#include <bits/stdc++.h> using namespace std; int main() { int a, n; int mas[256] = {0}; static char str[300005]; static long long sum[300005] = {0}; map<long long, int> spisok[256]; long long kolvo = 0; for (int i = 0; i < 26; i++) { scanf("%d", &a); mas['a' + i] = a; } scanf("%s", str); n = strlen(str); for (int i = 1; i <= n; i++) { sum[i] = sum[i - 1] + mas[str[i - 1]]; } for (int i = 0; i < n; i++) { kolvo += spisok[str[i]][sum[i + 1]]; spisok[str[i]][sum[i + 1] + mas[str[i]]]++; } printf("%I64d\n", kolvo); return 0; }
#include <bits/stdc++.h> using namespace std; template <class T> inline bool read(T &x) { int c = getchar(); int sgn = 1; while (~c && c < '0' || c > '9') { if (c == '-') sgn = -1; c = getchar(); } for (x = 0; ~c && '0' <= c && c <= '9'; c = getchar()) x = x * 10 + c - '0'; x *= sgn; return ~c; } int X[] = {-1, -1, -1, 0, 1, 1, 1, 0}; int Y[] = {-1, 0, +1, 1, 1, 0, -1, -1}; int gcd(int a, int b) { return b ? gcd(b, a % b) : a; } map<pair<int, long long>, long long> mp; int val[30]; long long cumSum; int main() { for (int i = 0; i < 26; i++) read(val[i]); cumSum = 0; string str; cin >> str; long long ans = 0; for (int i = 0; i < str.size(); i++) { int c = str[i] - 'a'; ans += mp[pair<int, long long>(c, cumSum)]; cumSum += val[c]; mp[pair<int, long long>(c, cumSum)]++; } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; const int N = 100005; char str[N]; long long a[N]; long long dp[N]; long long sum[N]; map<long long, int> mp; int main() { for (int i = 'a'; i <= 'z'; i++) cin >> a[i]; scanf("%s", str + 1); int n = strlen(str + 1); long long s = 0; for (int i = 1; i <= n; i++) sum[i] = sum[i - 1] + a[str[i]]; for (int i = 'a'; i <= 'z'; i++) { mp.clear(); long long x = 0, y = 0; int flag = 0; for (int j = 1; j <= n; j++) { if (flag == 0) { if (str[j] != i) continue; else { flag = 1; mp[2 * a[str[j]]] = 1; y = a[str[j]]; continue; } } x += a[str[j]]; if (str[j] == i) { y += x; s += mp[y]; mp[y + a[str[j]]]++; x = 0; } } } cout << s; return 0; }
#include <bits/stdc++.h> using namespace std; long long int const inf = 1e18; long long int const maxn = 2e5 + 5; long long int const mod = 1e9 + 7; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); vector<long long int> arr(26); for (auto &u : arr) cin >> u; string s; cin >> s; long long int n = s.length(); map<long long int, long long int> mp[26]; vector<long long int> brr(n); for (long long int i = 0; i < n; i++) { brr[i] = arr[s[i] - 'a']; if (i != 0) brr[i] += brr[i - 1]; } long long int ans = 0; mp[s[0] - 'a'][brr[0]]++; for (long long int i = 1; i < n; i++) { ans += mp[s[i] - 'a'][brr[i - 1]]; mp[s[i] - 'a'][brr[i]]++; } cout << ans << "\n"; ; return 0; }
#include <bits/stdc++.h> using namespace std; const int MAXN = 1e5 + 5; char in[MAXN]; long long wynik, wag[26], s[MAXN]; int n; map<long long, long long> pocz[26]; int main() { for (int i = 0; i < 26; i++) scanf("%I64d", &wag[i]); scanf("%s", in + 1); n = strlen(in + 1); for (int i = 1; i <= n; i++) s[i] = s[i - 1] + wag[in[i] - 'a']; for (int i = 1; i <= n; i++) { if (i > 1) wynik += pocz[in[i] - 'a'][s[i - 1]]; pocz[in[i] - 'a'][s[i]]++; } printf("%I64d\n", wynik); return 0; }
#include <bits/stdc++.h> using namespace std; int maxN = 1e+5 + 8; void print(vector<long long int> A) { int N = A.size(); for (int i = 0; i < N; i++) printf("%lld ", A[i]); printf("\n"); } void solve() { vector<long long int> X(26); for (int i = 0; i < 26; i++) cin >> X[i]; string str; cin >> str; int N = str.length(); long long int ans = 0; for (int i = 0; i < 26; i++) { long long int sum = 0; map<long long int, long long int> mapt; for (int j = 0; j < N; j++) { if (mapt.find(sum) != mapt.end() && str[j] - 'a' == i) ans += mapt[sum]; sum += X[str[j] - 'a']; if (str[j] - 'a' == i) mapt[sum] += 1; } } printf("%lld\n", ans); } int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); int T = 1, t; t = T; while (T--) { solve(); } }
#include <bits/stdc++.h> using namespace std; const double EPS = 1e-9; const double PI = acos(-1.0); const int MOD = 1000 * 1000 * 1000 + 7; const int INF = 2000 * 1000 * 1000; const int MAXN = 100010; template <typename T> inline T sqr(T n) { return n * n; } int cnt[26]; vector<int> pos[MAXN]; char s[MAXN]; int n; long long sum[MAXN], ans; int main() { for (int i = 0; i < 26; i++) { scanf("%d", &cnt[i]); } getchar(); gets(s + 1); n = strlen(s + 1); for (int i = 1; i <= n; i++) { sum[i] = cnt[s[i] - 'a']; sum[i] += sum[i - 1]; pos[s[i] - 'a'].push_back(i); } for (int cc = 0; cc < 26; cc++) { map<long long, int> Map; for (size_t i = 0; i < pos[cc].size(); i++) { int p = pos[cc][i]; ans += Map[sum[p - 1]]; Map[sum[p]]++; } Map.clear(); } printf("%I64d\n", ans); return 0; }
#include <bits/stdc++.h> using namespace std; map<long long int, long long int> mp[26]; int main() { int a[27]; for (int i = 0; i < 26; i++) { int b; scanf("%d", &b); a[i] = b; } char f[100005]; scanf("%s", f); long long int sum = 0, ans = 0; for (int i = 0; i < strlen(f); i++) { int t = f[i] - 'a'; ans += mp[t][sum]; sum += a[t]; mp[t][sum]++; } printf("%I64d\n", ans); return 0; }
#include <bits/stdc++.h> using namespace std; signed main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); long long hash[26]; for (long long i = 0; i < 26; i++) cin >> hash[i]; string s; cin >> s; vector<long long> position[200000]; vector<long long> sum; long long c = 0; for (long long i = 0; i < s.length(); i++) { position[s[i] - 'a'].emplace_back(i); c += hash[s[i] - 'a']; sum.emplace_back(c); } long long ans = 0; for (long long i = 0; i < 26; i++) { map<long long, long long> v; for (long long j = 0; j < position[i].size(); j++) { ans += v[sum[position[i][j] - 1]]; v[sum[position[i][j]]]++; } } cout << ans; }
#include <bits/stdc++.h> using namespace std; long long val[26]; long long cumSum[100010]; string s; int len; multiset<long long> st1[26]; multiset<long long>::iterator itL, itU, itEd, itSt; void brute() { int cnt = 0; for (int i = 0; i < len; i++) { for (int j = i + 1; j < len; j++) { if (s[i] == s[j] && cumSum[i] == cumSum[j - 1]) { cnt++; cout << s[i] << " : " << i << " - " << j << "\n"; } } } cout << cnt << "\n"; } map<long long, int> mp[26]; int main() { ios_base::sync_with_stdio(false); cin.tie(0); for (int i = 0; i < 26; i++) cin >> val[i]; cin >> s; len = s.size(); cumSum[0] = val[s[0] - 97]; for (int i = 1; i < len; i++) cumSum[i] = cumSum[i - 1] + val[s[i] - 97]; long long ans = 0; int x = s[0] - 97; long long valx = cumSum[0]; mp[x][valx]++; for (int i = 1; i < len; i++) { x = s[i] - 97; if (mp[x].find(cumSum[i - 1]) != mp[x].end()) { ans += mp[x][cumSum[i - 1]]; } mp[x][cumSum[i]]++; } cout << ans << "\n"; return 0; }
#include <bits/stdc++.h> #pragma warning(disable : 4996) using namespace std; char a[200000]; long long b[26]; long long s[200000]; int n; map<long long, int> mq; int main() { int i, j, k; for (i = 0; i < 26; i++) cin >> b[i]; scanf("%s", a); n = strlen(a); for (i = 0; i < n; i++) s[i] = (i == 0 ? 0 : s[i - 1]) + b[a[i] - 'a']; long long dab = 0; for (i = 0; i < 26; i++) { mq.clear(); for (j = 0; j < n; j++) { if (a[j] != i + 'a') continue; dab += mq.count(s[j] - b[i]) ? mq[s[j] - b[i]] : 0; mq[s[j]]++; } } cout << dab; return 0; }
#include <bits/stdc++.h> using namespace std; long long a[30], sum; map<long long, long long> m[30]; int main() { for (int i = 0; i < 26; i++) cin >> a[i]; string s; cin >> s; int n = s.size(); long long res = 0; for (int i = 0; i < n; i++) { res += m[s[i] - 'a'][sum]; sum += a[s[i] - 'a']; m[s[i] - 'a'][sum]++; } cout << res << endl; return 0; }
#include <bits/stdc++.h> using namespace std; const int INF = 1 << 28; const double EPS = 1e-7; int N; int v[256]; long long t[100010]; string s; vector<int> pos[256]; map<long long, int> sum; int main() { ios::sync_with_stdio(false); for (int i = 0; i < (26); ++i) { int x; cin >> x; v['a' + i] = x; } cin >> s; N = s.length(); long long sol = 0; for (int c = 'a'; c <= 'z'; ++c) { sum.clear(); for (int i = 1; i <= (N); ++i) { t[i] = v[s[i - 1]]; t[i] += t[i - 1]; if (s[i - 1] == c) { sol += sum[t[i - 1]]; sum[t[i]]++; } } } cout << sol << endl; return 0; }
#include <bits/stdc++.h> namespace SGT { char getc() { return getchar(); } void putc(char ch) { putchar(ch); } long long read() { long long mk = 1, x = 0; char ch = getc(); while (ch != '-' && (ch < '0' || ch > '9')) ch = getc(); if (ch == '-') mk = -1, ch = getc(); while ('0' <= ch && ch <= '9') x = (x << 1) + (x << 3) + (ch ^ 48), ch = getc(); return x * mk; } void write(long long x, std::string ch) { char cc[100000]; long long t = 0; if (x == 0) putc('0'); if (x < 0) putc('-'), x = -x; while (x) { cc[++t] = char(x % 10 + 48); x /= 10; } for (long long i = t; i >= 1; i--) putc(cc[i]); if (ch.size() > 0) putc(ch[0]); } void write(char str[], std::string ch) { for (long long i = 0; i < strlen(str); i++) putc(str[i]); if (ch.size() > 0) putc(ch[0]); } void write(char wr, std::string ch) { putc(wr); if (ch.size() > 0) putc(ch[0]); } long long max(long long a, long long b) { return (a > b ? a : b); } long long min(long long a, long long b) { return (a < b ? a : b); } } // namespace SGT using namespace SGT; std::map<long long, long long> M[30]; char s[100010]; long long val[30], pre[100010], ans; signed main() { for (long long i = 0; i < 26; i++) val[i] = read(); scanf("%s", s); pre[0] = val[s[0] - 'a']; ++M[s[0] - 'a'][pre[0]]; long long len = strlen(s); for (long long i = 1; i < len; i++) { pre[i] = pre[i - 1] + val[s[i] - 'a']; ans += M[s[i] - 'a'][pre[i - 1]]; ++M[s[i] - 'a'][pre[i]]; } write(ans, "\n"); return 0; }
#include <bits/stdc++.h> using namespace std; long long wt[27]; long long presum[1000000]; vector<long long> pos[26]; string s; int main() { long long i, j, k; for (i = 0; i < 26; i++) { cin >> wt[i]; } cin >> s; presum[0] = wt[s[0] - 'a']; pos[s[0] - 'a'].push_back(0); for (i = 1; i < s.size(); i++) { presum[i] = presum[i - 1] + wt[s[i] - 'a']; pos[s[i] - 'a'].push_back(i); } long long res = 0; for (i = 0; i < 26; i++) { long long tot = 0; map<long long, long long> M; for (j = 0; j < pos[i].size(); j++) { if (M.count(presum[pos[i][j] - 1])) { tot += M[presum[pos[i][j] - 1]]; } if (M.count(presum[pos[i][j]])) { M[presum[pos[i][j]]]++; } else { M[presum[pos[i][j]]] = 1; } } res += tot; } cout << res << endl; return 0; }
#include <bits/stdc++.h> using namespace std; const int MOD = 1e9 + 7; const int N = 1e5 + 5; const long long inf = 1e18; long long sum, ans, a[30], prefix[N]; char s[N]; map<pair<char, long long>, int> m; int main() { for (int i = 0; i < 26; i++) scanf("%lld", &a[i]); scanf("%s", s); int len = strlen(s); for (int i = 0; i < len; i++) { long long temp = a[s[i] - 97]; if (m.find(make_pair(s[i], sum)) != m.end()) ans += m[make_pair(s[i], sum)]; sum += temp; if (!(m.find(make_pair(s[i], sum)) != m.end())) m[make_pair(s[i], sum)] = 1; else m[make_pair(s[i], sum)]++; } printf("%lld\n", ans); }
#include <bits/stdc++.h> using namespace std; int main() { string s; vector<int> x; for (int i = 0; i < 26; i++) { int v; cin >> v; x.push_back(v); } cin >> s; map<long long, vector<int> > prefix2pos[26]; vector<long long> prefix; long long psum = 0; int i = 0; for (string::iterator it = s.begin(); it != s.end(); ++it, ++i) { char c = *it - 'a'; prefix2pos[c][psum].push_back(i - 1); int v = x[c]; psum += v; prefix.push_back(psum); } long long answer = 0; i = 0; for (string::iterator si = s.begin(); si != s.end(); si++, i++) { int c = *si - 'a'; long long psum = prefix[i]; vector<int>& p = prefix2pos[c][psum]; vector<int>::iterator where = lower_bound(p.begin(), p.end(), i); if (where != p.end()) answer += distance(where, p.end()); } cout << answer << endl; }
#include <bits/stdc++.h> using namespace std; const int mx = 1e5 + 10; long long len, ans, val[26], s[mx]; char str[mx]; map<pair<long long, char>, long long> dp; int main() { for (int i = 0; i < 26; i++) scanf("%I64d", &val[i]); scanf("%s", str); len = strlen(str); s[0] = val[str[0] - 'a']; for (int i = 1; i < len; i++) s[i] = s[i - 1] + val[str[i] - 'a']; for (int i = 0; i < len; i++) { ans += dp[make_pair(s[i - 1], str[i])]; dp[make_pair(s[i], str[i])]++; } printf("%I64d\n", ans); return 0; }
#include <bits/stdc++.h> using namespace std; long long al[26], ans, t; map<long long, int> A[26]; string s; int main() { for (int i = 0; i < 26; ++i) scanf("%I64d", al + i); cin >> s; for (int i = 0; i < s.length(); ++i) { ans += A[s[i] - 'a'][t]; t += al[s[i] - 'a']; A[s[i] - 'a'][t]++; } printf("%I64d\n", ans); }
#include <bits/stdc++.h> using namespace std; struct node { long long x, s; }; bool operator<(node a, node b) { if (a.x != b.x) return a.x < b.x; return a.s < b.s; } map<node, int> M, L; map<int, long long> V; int main() { ios_base::sync_with_stdio(false); cin.tie(0); for (int i = 0; i < 26; i++) { long long x; cin >> x; V[i] = x; } string s; cin >> s; int ch = s[0] - 'a'; long long ss = V[ch]; M[{ch, 0}]++; for (int i = 1; i < (int)s.size(); i++) { int x = s[i] - 'a'; node n{x, ss}; M[n]++; ss += V[x]; } ss = 0; long long res = 0; for (int i = 0; i < (int)s.size(); i++) { int x = s[i] - 'a'; node n{x, ss}; M[n]--; ss += V[x]; node nn{x, ss}; if (M.find(nn) == M.end()) continue; res += M[nn]; } cout << res; return 0; }
#include <bits/stdc++.h> using namespace std; const int Maxn = 1e5 + 1e3; long long val[26]; long long sum[Maxn]; vector<int> Occ[26]; map<long long, int> small; map<long long, int> big; string second; int main() { ios_base::sync_with_stdio(0); for (int i = (0); i < ((int)26); ++i) cin >> val[i]; cin >> second; int n = second.size(); sum[0] = val[second[0] - 'a']; for (int i = (1); i < ((int)n); ++i) { sum[i] = sum[i - 1] + val[second[i] - 'a']; } long long ans = 0; for (int i = (0); i < ((int)26); ++i) { for (int j = (0); j < ((int)n); ++j) { if (second[j] - 'a' == i) { if (j) ans += small[sum[j - 1]]; small[sum[j]]++; if (j) big[sum[j - 1]]++; } } big.clear(); small.clear(); } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int dx[] = {1, -1, 0, 0}; int dy[] = {0, 0, -1, 1}; const int N = 1000100; int cnt[100]; char s[N]; int n; map<long long, int> foo[100]; int main() { for (int i = 0; i < 26; ++i) scanf("%d", cnt + i); scanf(" %s", s); n = strlen(s); long long at = 0; for (int i = 0; i < n; ++i) { foo[s[i] - 'a'][at]++; int w = cnt[s[i] - 'a']; at += w; } long long ans = 0; at = 0; for (int i = 0; i < n - 1; ++i) { long long w = cnt[s[i] - 'a']; foo[s[i] - 'a'][at]--; ans += foo[s[i] - 'a'][at + w]; at += w; } printf("%lld\n", ans); return 0; }
#include <bits/stdc++.h> const long long SZ = 3e5 + 7; const long long inf = 1e18; const long long MOD = 1e9 + 7; const long long mod = 1e9 + 7; long long opnmbr = 1; using namespace std; void solve() {} long long pm(long long a, long long b) { long long ans = 1; while (b) { if (b & 1) ans = (ans * a) % MOD; b = b / 2; a = (a * a) % MOD; } return ans; } long long mul(long long a, long long b) { return (a * 1LL * b) % mod; } long long gcd(long long a, long long b) { if (b == 0) return a; return gcd(b, a % b); } long long lcm(long long a, long long b) { return (a / gcd(a, b)) * b; } void krdiyasuru() { vector<long long> a(30); for (long long i = 0; i < (26); i++) cin >> a[i]; string s; cin >> s; long long n = (long long)s.size(); map<long long, long long> g; for (long long i = 0; i < (n); i++) s[i] -= 'a'; long long ans = 0; for (long long i = 0; i < (26); i++) { g.clear(); long long sum = 0; for (long long j = 0; j < (n); j++) { if (s[j] == i) { ans += g[sum]; g[sum + a[i]]++; } sum += a[(long long)s[j]]; } } cout << ans << '\n'; return; } int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); { krdiyasuru(); } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); int a[26]; for (int i = 0; i < 26; i++) cin >> a[i]; string s; cin >> s; vector<long long> sum(s.size(), 0); map<pair<char, long long>, int> m; long long ans = 0; for (int i = 0; i < s.size(); i++) { sum[i] += a[s[i] - 'a']; if (i > 0) sum[i] += sum[i - 1]; if (m[pair<char, long long>(s[i], sum[i - 1])] != 0) { ans += m[pair<char, long long>(s[i], sum[i - 1])]; } m[pair<char, long long>(s[i], sum[i])]++; } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; long long a[26]; vector<long long> occ[26]; map<long long, long long> m; long long pref[100003]; int main() { string s; long long i; for (i = 0; i < 26; i++) cin >> a[i]; cin >> s; for (i = 0; i < s.size(); i++) occ[s[i] - 'a'].push_back(i); for (i = 0; i < s.size(); i++) if (i == 0) pref[i] = a[s[i] - 'a']; else pref[i] = pref[i - 1] + a[s[i] - 'a']; long long ans = 0; for (i = 0; i < 26; i++) { m.clear(); if (!occ[i].empty()) m[pref[occ[i][0]]]++; for (long long j = 1; j < occ[i].size(); j++) { long long in = occ[i][j]; ans += m[pref[in - 1]]; m[pref[in]]++; if (in == occ[i][j - 1] + 1) ans--; } } for (i = 1; i < s.size(); i++) if (s[i] == s[i - 1]) ans++; cout << ans << "\n"; return 0; }
#include <bits/stdc++.h> using namespace std; const int sigma = 26; const int maxn = 100005; int val[sigma]; long long prefix[maxn]; map<unsigned long long, int> m[sigma]; string s; int main() { memset(val, 0, sizeof val); for (int i = 0; i < sigma; i++) { cin >> val[i]; m[i].clear(); } cin >> s; int len = s.size(); long long ans = 0; for (int i = 0; i < len; i++) { char cc = s[i] - 'a'; prefix[i] = i == 0 ? val[cc] : (prefix[i - 1] + val[cc]); if (i != 0) ans += m[cc][prefix[i - 1]]; m[cc][prefix[i]]++; } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; const long long int M = (1ll << 32) - 1; const long long int N = 1e5 + 1; long long int power(long long int x, long long int y, long long int M = ::M) { long long int ans = 1; while (y) { if (y & 1) ans = (ans * x); y >>= 1LL; x = (x * x); } return ans; } long long int add(long long int a, long long int b) { return ((a % M + b % M) % M); } long long int sub(long long int a, long long int b) { return ((a % M - b % M + M) % M); } long long int mul(long long int a, long long int b) { return (((a % M) * (b % M)) % M); } long long int divi(long long int a, long long int b) { return (mul(a, power(b, M - 2)) % M); } inline void solve() { int arr[26]; for (int i = 0; i < 26; i++) { cin >> arr[i]; } string s; cin >> s; int n = (int)s.size(); map<long long int, long long int> dp[26]; map<long long int, set<int>> sumdp; long long int ans = 0; long long int sum = 0; for (int i = 0; i < n - 1; i++) { sum += arr[s[i] - 'a']; ans += dp[s[i + 1] - 'a'][sum]; dp[s[i] - 'a'][sum]++; } for (int i = 0; i < 26; i++) { for (int j = 0; j < n - 1; j++) { if (s[j] - 'a' == i && s[j] == s[j + 1]) ans++; } } cout << ans; } int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); ; int t; t = 1; while (t--) { solve(); } }
#include <bits/stdc++.h> using namespace std; int C[26]; char s[200000]; map<long long, int> m[26]; long long rr[200000]; long long res; int main() { for (int(i) = 0; (i) < (26); (i)++) cin >> C[i]; scanf("%s", &s); int n = strlen(s); for (int(i) = 0; (i) < (n); (i)++) rr[i + 1] = rr[i] + C[s[i] - 'a']; for (int(i) = 0; (i) < (n); (i)++) m[s[i] - 'a'][rr[i]]++; for (int(i) = 0; (i) < (n); (i)++) { m[s[i] - 'a'][rr[i]]--; res += m[s[i] - 'a'][rr[i] + C[s[i] - 'a']]; } cout << res << endl; }
#include <bits/stdc++.h> using namespace std; int val[100100]; long long s[100100]; char a[100100]; vector<int> pos[100100]; map<long long, int> cnt; void process(void) { for (int i = ('a'), _b = ('z'); i <= _b; i = i + 1) scanf("%d", &val[i]); scanf("%s", a + 1); for (int i = (1), _b = (strlen(a + 1)); i <= _b; i = i + 1) s[i] = s[i - 1] + val[a[i]]; for (int i = (1), _b = (strlen(a + 1)); i <= _b; i = i + 1) pos[a[i]].push_back(i); long long res = 0; for (int i = ('a'), _b = ('z'); i <= _b; i = i + 1) if (!pos[i].empty()) { cnt.clear(); for (__typeof((pos[i]).rbegin()) it = (pos[i]).rbegin(); it != (pos[i]).rend(); it++) { res += cnt[s[*it]]; cnt[s[*it - 1]]++; } } cout << res << endl; } int main(void) { process(); return 0; }
#include <bits/stdc++.h> using namespace std; const double eps = 1e-6; int const mod = 1e9 + 7; int const INF = 1 << 29; int const M = 1e5 + 5; long long int sum[M], a[28]; string s; map<pair<long long int, long long int>, int> mm; int main() { for (int i = 0; i < 26; ++i) scanf("%I64d", &a[i]); cin >> s; int n = s.length(); sum[0] = a[s[0] - 'a']; for (int i = 1; i < n; ++i) { int c = s[i] - 'a'; sum[i] = sum[i - 1] + a[c]; } long long int ans = 0; for (int i = 0; i + 1 < n; ++i) { long long int sm = sum[i]; int c = s[i + 1] - 'a'; ans += mm[make_pair(sm, c)]; c = s[i] - 'a'; ++mm[make_pair(sm, c)]; } for (int i = 0; i + 1 < n; ++i) { if (s[i] == s[i + 1]) ++ans; } cout << ans; putchar('\n'); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c[26]; for (int i = 0; i < 26; i++) cin >> c[i]; string s; cin >> s; map<long long, int> l[26]; long long sum = 0, ans = 0; for (int i = 0; i < s.size(); i++) { ans += l[s[i] - 'a'][sum - c[s[i] - 'a']]; l[s[i] - 'a'][sum]++; sum += c[s[i] - 'a']; } cout << ans << '\n'; return 0; }
#include <bits/stdc++.h> using namespace std; const long long MOD = 1e9; const int SIZE = 1e6 + 5; const long long INF = 1LL << 55; const double eps = 1e-10; int v[26]; char s[100009]; long long rs[100009]; unordered_map<long long, int> m[26]; int main() { for (int i = 0; i < (26); ++i) scanf("%d", &(v[i])); scanf("%s", (s)); int n = strlen(s); for (int i = (1); i < (n + 1); ++i) { rs[i] = rs[i - 1] + v[s[i - 1] - 'a']; } long long cm = 0; for (int i = (1); i < (n + 1); ++i) { if (i >= 2) { m[s[i - 2] - 'a'][rs[i - 1]]++; } cm += m[s[i - 1] - 'a'][rs[i - 1]]; } printf("%I64d", cm); }
#include <bits/stdc++.h> using namespace std; const int maxn = 100005; int value[27]; char input_[maxn]; map<long long, int> M[26]; int main() { for (int i = 0; i < 26; i++) { scanf("%d", &value[i]); } scanf("%s", input_ + 1); int len = strlen(input_ + 1); long long cnt = 0, k = 0; for (int i = 1; i <= len; i++) { cnt += M[input_[i] - 'a'][k]; k += value[input_[i] - 'a']; M[input_[i] - 'a'][k]++; } cout << cnt << endl; return 0; }
#include <bits/stdc++.h> using namespace std; string s; long long w[27], a, i, p; map<long long, int> m[123]; int main() { for (i = 0; i < 26; i++) cin >> w[i]; cin >> s; for (i = 0; i < s.size(); i++) { a += m[s[i]][p]; p += w[s[i] - 'a']; m[s[i]][p]++; } cout << a; }
#include <bits/stdc++.h> using namespace std; map<long long, int> mp[26]; int a[26]; char str[100005]; int main() { long long ans = 0, x = 0; for (int i = 0; i < 26; i++) cin >> a[i]; cin >> str; int len = strlen(str); for (int i = 0; i < len; i++) { ans += mp[str[i] - 'a'][x]; x += a[str[i] - 'a']; mp[str[i] - 'a'][x]++; } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; string s; map<long long, int> m[30]; int num[30]; int main() { for (int i = 0; i < 26; i++) cin >> num[i]; cin >> s; vector<long long> sum; long long sumsofar = 0; long long total = 0; for (int i = 0; i < s.size(); i++) { sumsofar += num[s[i] - 'a']; sum.push_back(sumsofar); if (i > 0) total += m[s[i] - 'a'][sum[i - 1]]; m[s[i] - 'a'][sum[i]]++; } cout << total << endl; }
#include <bits/stdc++.h> using namespace std; int Value[26]; long long Ar[100001]; map<long long, int> Mp[26]; int main() { for (int i = 0; i < 26; i++) scanf("%d", &Value[i]); string Input; cin >> Input; int n = Input.size(); Input = "$" + Input; for (int i = 1; i <= n; i++) { Ar[i] += Ar[i - 1] + Value[Input[i] - 'a']; } long long res = 0; for (int i = n; i > 0; i--) { res += Mp[Input[i] - 'a'][Ar[i] + Value[Input[i] - 'a']]; Mp[Input[i] - 'a'][Ar[i]]++; } cout << res << endl; return 0; }
#include <bits/stdc++.h> using namespace std; const int max_n = 111111, inf = 1111111111; int a[222], cnt[33][max_n]; long long sum[max_n]; string s; map<pair<char, long long>, int> q; int main() { for (int i = 0; i < 26; ++i) { cin >> a[i]; } cin >> s; s = "#" + s; for (int i = 1; i < s.length(); ++i) { sum[i] = sum[i - 1] + a[s[i] - 'a']; for (int j = 0; j < 26; ++j) { cnt[j][i] = cnt[j][i - 1]; if (s[i] - 'a' == j) { ++cnt[j][i]; } } } long long ans = 0; for (int l = 2; l < s.length(); ++l) { ++q[make_pair(s[l], sum[l - 1])]; } for (int l = 1; l + 1 < s.length(); ++l) { ans += q[make_pair(s[l], sum[l])]; --q[make_pair(s[l + 1], sum[l])]; } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; map<long long, int> mp[30]; int a[30]; char str[100010]; int main() { while (scanf("%d", &a[0]) == 1) { for (int i = 1; i < 26; i++) scanf("%d", &a[i]); for (int i = 0; i < 26; i++) mp[i].clear(); scanf("%s", str); int n = strlen(str); long long ans = 0; long long sum = 0; for (int i = 0; i < n; i++) { int id = str[i] - 'a'; if (mp[id].find(sum) != mp[id].end()) ans += mp[id][sum]; sum += a[id]; mp[id][sum]++; } cout << ans << endl; } return 0; }
#include <bits/stdc++.h> using namespace std; const int maxn = 1e6; long long int x[maxn]; long long int sum, ans; map<long long int, long long int> table[27]; string s; int main() { for (int i = 1; i <= 26; i++) cin >> x[i]; cin >> s; for (int i = 0; i < s.size(); i++) { ans += table[s[i] - 'a' + 1][sum]; sum += x[s[i] - 'a' + 1]; table[s[i] - 'a' + 1][sum]++; } cout << ans; }
#include <bits/stdc++.h> using namespace std; int val[30]; char a[100005]; map<long long, int> h[26]; int main() { for (int i = 0; i < 26; i++) scanf("%d", &val[i]); scanf("%s", a); int len = strlen(a); long long ans = 0, sum = 0; for (int i = 0; i < len; i++) { ans += h[a[i] - 'a'][sum]; sum += val[a[i] - 'a']; h[a[i] - 'a'][sum]++; } cout << ans << endl; return 0; }
#include <bits/stdc++.h> const int shift = 100000; using namespace std; map<long long, long long> dp[26]; long long a[26]; int main() { ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); for (int i = 0; i < 26; i++) cin >> a[i]; string s; cin >> s; long long sum = 0, ans = 0; for (int i = 0; i < s.size(); i++) { ans += dp[s[i] - 'a'][sum + shift]; sum += a[s[i] - 'a']; dp[s[i] - 'a'][sum + shift]++; } cout << ans; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { long long int val[26]; string second; for (int i = 0; i < 26; i++) { cin >> val[i]; } cin >> second; vector<long long int> adj[26]; long long int pref[second.size()]; for (int i = 0; i < second.size(); i++) { adj[second[i] - 'a'].push_back(i); if (i == 0) { pref[i] = val[second[i] - 'a']; } else { pref[i] = pref[i - 1] + val[second[i] - 'a']; } } long long int ans = 0; for (char c = 'a'; c <= 'z'; c++) { long long int sum = 0; unordered_map<long long int, long long int> mp; for (int j = 0; j < adj[c - 'a'].size(); j++) { ans += mp[pref[adj[c - 'a'][j]] - val[c - 'a']]; mp[pref[adj[c - 'a'][j]]]++; } } cout << ans << endl; }
#include <bits/stdc++.h> const int inf = 0x3f3f3f3f, Inf = 0x7fffffff; const long long INF = 0x7ffffffffffffff; const double eps = 1e-8; unsigned int seed = 19260817; __inline__ __attribute__((always_inline)) unsigned int Rand() { return seed = seed * 998244353u + 1000000007u; } template <typename _Tp> _Tp gcd(const _Tp &a, const _Tp &b) { return (!b) ? a : gcd(b, a % b); } template <typename _Tp> __inline__ __attribute__((always_inline)) _Tp abs(const _Tp &a) { return a > 0 ? a : -a; } template <typename _Tp> __inline__ __attribute__((always_inline)) _Tp max(const _Tp &a, const _Tp &b) { return a < b ? b : a; } template <typename _Tp> __inline__ __attribute__((always_inline)) _Tp min(const _Tp &a, const _Tp &b) { return a < b ? a : b; } template <typename _Tp> __inline__ __attribute__((always_inline)) void chmax(_Tp &a, const _Tp &b) { (a < b) && (a = b); } template <typename _Tp> __inline__ __attribute__((always_inline)) void chmin(_Tp &a, const _Tp &b) { (a > b) && (a = b); } template <typename _Tp> __inline__ __attribute__((always_inline)) bool _cmp(const double &a, const double &b) { return abs(a - b) <= eps; } template <typename _Tp> __inline__ __attribute__((always_inline)) void read(_Tp &x) { register char ch(getchar()); bool f(false); while (ch < 48 || ch > 57) f |= ch == 45, ch = getchar(); x = ch & 15, ch = getchar(); while (ch >= 48 && ch <= 57) x = (((x << 2) + x) << 1) + (ch & 15), ch = getchar(); if (f) x = -x; } template <typename _Tp, typename... Args> __inline__ __attribute__((always_inline)) void read(_Tp &t, Args &...args) { read(t); read(args...); } __inline__ __attribute__((always_inline)) int read_str(char *s) { register char ch(getchar()); while (ch < 65 || ch > 122 || (ch > 90 && ch < 97)) ch = getchar(); register char *tar = s; *tar = ch, ch = getchar(); while ((ch >= 65 && ch <= 90) || (ch >= 97 && ch <= 122)) *(++tar) = ch, ch = getchar(); return tar - s + 1; } const int N = 100005; int a[26]; long long sum[N], c[N]; char s[N]; struct node { long long sum; char ch; __inline__ __attribute__((always_inline)) bool operator<( const node &o) const { return sum == o.sum ? ch < o.ch : sum < o.sum; } }; std::map<node, int> mp; int main() { for (int i = 0; i < 26; ++i) read(a[i]); int n = read_str(s + 1); for (int i = 1; i <= n; ++i) { c[i] = a[s[i] - 97]; sum[i] = sum[i - 1] + c[i]; } long long ans = 0; for (int i = 1; i <= n; ++i) { if (mp.find((node){sum[i - 1], s[i]}) != mp.end()) { ans += mp[(node){sum[i - 1], s[i]}]; } ++mp[(node){sum[i], s[i]}]; } printf("%lld\n", ans); return 0; }
#include <bits/stdc++.h> using namespace std; const int INF = 1 << 30; const int maxn = 100010; long long ans; int al[26]; long long gpa[maxn]; map<long long, long long> be[26]; int l; char ch; int main() { for (int i = 0; i < 26; i++) scanf("%d", &al[i]); getchar(); int l = 0; while (scanf("%c", &ch) == 1 && ch <= 'z' && ch >= 'a') { l++; int t = ch - 'a'; if (l == 1) { gpa[0] = al[t]; be[t][gpa[0]]++; continue; } gpa[l - 1] = al[t] + gpa[l - 2]; ans += be[t][gpa[l - 2]]; be[t][gpa[l - 1]]++; } cout << ans; return 0; }
#include <bits/stdc++.h> using namespace std; void cline() { cout << '\n'; } template <typename T, typename... V> void cline(T t, V... v) { cout << t; if (sizeof...(v)) cout << ' '; cline(v...); } void cspc() { cout << ' '; } template <typename T, typename... V> void cspc(T t, V... v) { cout << t; if (sizeof...(v)) cout << ' '; cspc(v...); } const long long N = 1e6 + 4; int32_t main() { ios::sync_with_stdio(0); cin.tie(0); long long val[26]; string s; for (long long i = 0; i < 26; i++) cin >> val[i]; cin >> s; long long n = s.size(); vector<long long> v[26]; long long sum[n]; sum[0] = val[s[0] - 'a']; v[s[0] - 'a'].push_back(0); for (long long i = 1; i < n; i++) { sum[i] = val[s[i] - 'a'] + sum[i - 1]; v[s[i] - 'a'].push_back(i); } long long ans = 0; for (long long i = 0; i < 26; i++) { if (v[i].size() > 1) { map<long long, long long> fro; for (long long j = 0; j < v[i].size(); j++) { if (v[i][j] == 0) { ans += fro[0]; } else { ans += fro[sum[v[i][j] - 1]]; } fro[sum[v[i][j]]]++; } } } cspc(ans); return 0; }
#include <bits/stdc++.h> using namespace std; const int N = 1e5 + 7; long long sum[N]; int val[26]; map<long long, int> fr[26]; int main() { ios::sync_with_stdio(0); cin.tie(0); for (int i = 0; i < 26; i++) cin >> val[i]; string s; cin >> s; long long ans = 0; for (int i = 1; i < s.size(); i++) { char c = s[i - 1]; sum[i] = sum[i - 1] + val[c - 'a']; fr[c - 'a'][sum[i]]++; ans += fr[s[i] - 'a'][sum[i]]; } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; vector<long long> store[26]; int val[26]; int main() { long long sum = 0; for (int i = 0; i < 26; i++) cin >> val[i]; string str; cin >> str; for (int i = 0; i < str.size(); i++) { sum = sum + val[str[i] - 'a']; store[str[i] - 'a'].push_back(sum); } long long ans = 0; for (int i = 0; i < 26; i++) { vector<long long> &a = store[i]; map<long long, int> ahaa; for (int idx = 0; idx < a.size(); idx++) { if (ahaa.count(a[idx] - val[i])) ans += ahaa[a[idx] - val[i]]; ahaa[a[idx]]++; } } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; long long Pw(long long int b, long long int p) { if (!p) return 1; long long int sq = Pw(b, p / 2); sq *= sq; if (p % 2) sq *= b; return sq; } long long gcd(long long a, long long b) { return (b == 0 ? a : gcd(b, a % b)); } long long sd(long long x) { return x < 10 ? x : x % 10 + sd(x / 10); } long long lcm(long long a, long long b) { return ((a * b) / gcd(a, b)); } vector<long long> get_divisors(long long n) { vector<long long> arr; long long i = 1; for (i; i * i <= n; i++) { if (n % i == 0) { arr.push_back(i); if (i * i != n) arr.push_back(n / i); } } return arr; } int dx[4] = {0, 1, 0, -1}; int dy[4] = {1, 0, -1, 0}; int p[200500]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); ; map<long long, int> mp[26]; long long sum = 0, c = 0; int arr[26]; string s; for (long long i = 0; i < 26; i++) cin >> arr[i]; cin >> s; for (long long i = 0; i < s.size(); i++) { c += mp[s[i] - 'a'][sum]; sum += arr[s[i] - 'a']; mp[s[i] - 'a'][sum]++; } cout << c; return 0; }
#include <bits/stdc++.h> using namespace std; const int MAX = (const int)(1e5 + 11); int A[33]; int64_t P[MAX]; map<int64_t, int> M[33]; vector<int> all[33]; static void solve(std::int32_t test) { memset(P, 0, sizeof(P)); for (int i = 0; i < 33; ++i) { M[i].clear(); all[i].clear(); } for (int i = 0; i < 26; ++i) cin >> A[i]; string S; cin >> S; for (int i = 0; i < S.length(); ++i) all[S[i] - 'a'].push_back(i); for (int i = 0; i < S.length(); ++i) P[i + 1] = P[i] + A[S[i] - 'a']; int64_t res = 0; for (int i = 0; i < 26; ++i) { auto &m = M[i]; for (const auto &j : all[i]) { res += m[P[j] - A[S[j] - 'a']]; m[P[j]]++; } } cout << res; } int main() { ios_base::sync_with_stdio(0); cout << setprecision(12) << fixed; solve(0); return 0; }
#include <bits/stdc++.h> using namespace std; void reader(int *x) { int k, m = 0; *x = 0; for (;;) { (k) = getchar(); if (k == '-') { m = 1; break; } if ('0' <= k && k <= '9') { *x = k - '0'; break; } } for (;;) { (k) = getchar(); if (k < '0' || k > '9') break; *x = (*x) * 10 + k - '0'; } if (m) (*x) = -(*x); } void reader(long long *x) { int k, m = 0; *x = 0; for (;;) { (k) = getchar(); if (k == '-') { m = 1; break; } if ('0' <= k && k <= '9') { *x = k - '0'; break; } } for (;;) { (k) = getchar(); if (k < '0' || k > '9') break; *x = (*x) * 10 + k - '0'; } if (m) (*x) = -(*x); } void reader(double *x) { scanf("%lf", x); } int reader(char c[]) { int i, s = 0; for (;;) { (i) = getchar(); if (i != ' ' && i != '\n' && i != '\r' && i != '\t' && i != EOF) break; } c[s++] = i; for (;;) { (i) = getchar(); if (i == ' ' || i == '\n' || i == '\r' || i == '\t' || i == EOF) break; c[s++] = i; } c[s] = '\0'; return s; } template <class T, class S> void reader(T *x, S *y) { reader(x); reader(y); } template <class T, class S, class U> void reader(T *x, S *y, U *z) { reader(x); reader(y); reader(z); } template <class T, class S, class U, class V> void reader(T *x, S *y, U *z, V *w) { reader(x); reader(y); reader(z); reader(w); } void writer(int x, char c) { int s = 0, m = 0; char f[10]; if (x < 0) m = 1, x = -x; while (x) f[s++] = x % 10, x /= 10; if (!s) f[s++] = 0; if (m) putchar('-'); while (s--) putchar(f[s] + '0'); putchar(c); } void writer(long long x, char c) { int s = 0, m = 0; char f[20]; if (x < 0) m = 1, x = -x; while (x) f[s++] = x % 10, x /= 10; if (!s) f[s++] = 0; if (m) putchar('-'); while (s--) putchar(f[s] + '0'); putchar(c); } void writer(double x, char c) { printf("%.15f", x); putchar(c); } void writer(const char c[]) { int i; for (i = 0; c[i] != '\0'; i++) putchar(c[i]); } void writer(const char x[], char c) { int i; for (i = 0; x[i] != '\0'; i++) putchar(x[i]); putchar(c); } template <class T> void writerLn(T x) { writer(x, '\n'); } template <class T, class S> void writerLn(T x, S y) { writer(x, ' '); writer(y, '\n'); } template <class T, class S, class U> void writerLn(T x, S y, U z) { writer(x, ' '); writer(y, ' '); writer(z, '\n'); } template <class T> void writerArr(T x[], int n) { int i; if (!n) { putchar('\n'); return; } for (i = 0; i < n - 1; i++) writer(x[i], ' '); writer(x[n - 1], '\n'); } char memarr[17000000]; void *mem = memarr; template <class T> struct ullHash { unsigned long long *key; T *val; unsigned memory, size, mask; void clear() { memset(val, 0, size * sizeof(T)); } void clear(int sz) { size = 1; while (size < sz) size *= 2; mask = size - 1; clear(); } void init(int mem, int sz) { memory = mem; size = 1; while (size < sz) size *= 2; mask = size - 1; if (memory < size) memory = size; key = (unsigned long long *)malloc(memory * sizeof(unsigned long long)); val = (T *)malloc(memory * sizeof(T)); if (size) clear(); } int function(unsigned long long a) { return (((a * 123456789789ULL) >> 32) * 987654321321ULL) & mask; } T get(unsigned long long a) { int i = function(a); for (; key[i] != a && val[i] != 0;) i = (i + 1) & mask; if (key[i] != a) return 0; return val[i]; } void set(unsigned long long a, T v) { int i = function(a); for (; key[i] != a && val[i] != 0;) i = (i + 1) & mask; key[i] = a; val[i] = v; } T increase(unsigned long long a, T v = 1) { int i = function(a); for (; key[i] != a && val[i] != 0;) i = (i + 1) & mask; key[i] = a; return val[i] += v; } }; int N; int X[26]; long long sum[110000]; char S[110000]; int main() { int i, j, k; long long res = 0; ullHash<int> hs; for (i = 0; i < 26; i++) reader(X + i); N = reader(S); sum[0] = 0; for (i = 0; i < N; i++) sum[i + 1] = sum[i] + X[S[i] - 'a']; hs.init(150000, 150000); for (k = 0; k < 26; k++) { hs.clear(150000); for (i = 0; i < N; i++) if (S[i] == 'a' + k) { res += hs.get(sum[i] - X[k]); hs.increase(sum[i]); } } writerLn(res); return 0; }
#include <bits/stdc++.h> using namespace std; int d[300]; map<long long, long long> mp[10005]; int main() { string s; int i, j; long long res = 0; long long t = 0; for (i = 0; i < 26; i++) { scanf("%d", &d['a' + i]); } cin >> s; for (i = 0; i < s.length(); i++) { long long c = s[i]; res += mp[c][t]; t += d[c]; mp[c][t]++; } cout << res << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int arr[27]; string str; for (int i = 0; i < 26; i++) scanf("%d", &arr[i]); cin >> str; map<pair<char, long long>, long long> m; long long sum = 0; int len = str.length(); long long ans = 0; for (int i = 0; i < len - 1; i++) { sum += arr[str[i] - 97]; if (m.count(make_pair(str[i], sum))) m[make_pair(str[i], sum)]++; else m[make_pair(str[i], sum)] = 1; if (m.count(make_pair(str[i + 1], sum))) ans += m[make_pair(str[i + 1], sum)]; } printf("%lld\n", ans); return 0; }
#include <bits/stdc++.h> using namespace std; using namespace std; vector<long long> x; string y; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); x.push_back(0); for (long long i = 0; i < 26; i++) { long long k; cin >> k; x.push_back(k); }; cin >> y; long long sum = 0; map<long long, vector<long long> > p; long long ans = 0; for (long long i = 0; i < (long long)y.size() - 1; i++) { long long z = (y[i] - 'a') + 1; long long q = (y[i + 1] - 'a') + 1; sum += x[z]; if (q == z) { ans++; } if (p.find(sum) == p.end()) { vector<long long> r(28, 0); r[z]++; p[sum] = r; continue; } ans += p[sum][q]; p[sum][z]++; } cout << ans; return 0; }
#include <bits/stdc++.h> using namespace std; const int ALNUM = 26; const int MAXN = 100005; int score[ALNUM]; char str[MAXN]; long long sum[MAXN]; long long ans; vector<int> vec[ALNUM]; map<long long, long long> mp; void Init(); void Cal(int); int main() { while (scanf("%d", &score[0]) != EOF) { for (int i = 1; i < ALNUM; i++) scanf("%d", &score[i]); scanf("%s", str); Init(); for (int i = 0; i < ALNUM; i++) Cal(i); cout << ans << endl; } return 0; } void Init() { ans = 0; for (int i = 0; i < ALNUM; i++) vec[i].clear(); sum[0] = score[str[0] - 'a']; for (int i = 1; str[i] != '\0'; i++) sum[i] = sum[i - 1] + score[str[i] - 'a']; for (int i = 0; str[i] != '\0'; i++) vec[str[i] - 'a'].push_back(i); return; } void Cal(int n) { mp.clear(); int siz = vec[n].size(); for (int i = 0; i < siz; i++) { long long val = sum[vec[n][i]]; if (mp.count(val - score[n])) ans += mp[val - score[n]]; if (mp.count(val)) mp[val]++; else mp[val] = 1; } return; }
#include <bits/stdc++.h> using namespace std; long long a[30], b[100005]; long long summ[1000005]; char s[100005]; unordered_map<long long, unordered_map<long long, long long> > mp; unordered_map<long long, long long> mpp; int main() { long long n, m, i, j, k, ans, num, sum; for (i = 1; i <= 26; i++) scanf("%lld", &a[i]); scanf("%s", s + 1); n = strlen(s + 1); ans = 0; for (i = 1; i <= n; i++) { summ[i] = summ[i - 1] + a[s[i] - 'a' + 1]; ans += mp[summ[i] - a[s[i] - 'a' + 1]][s[i] - 'a' + 1]; mp[summ[i]][s[i] - 'a' + 1]++; } printf("%lld\n", ans); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int i, j, len, alpha[26]; for (i = 0; i < 26; i++) cin >> alpha[i]; long long ans = 0, sum = 0; string str; cin >> str; len = str.length(); map<long long, long long> m[26]; for (i = 0; i < len; i++) { int x = str[i] - 'a'; ans += m[x][sum]; m[x][sum += alpha[x]]++; } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { vector<long long> x(26); for (int i = 0; i < 26; ++i) { cin >> x[i]; } string s; cin >> s; int n = s.length(); vector<long long> pre(n); vector<vector<int>> pos(26); for (int i = 0; i < n; ++i) { pre[i] = x[s[i] - 'a'] + (i > 0 ? pre[i - 1] : 0LL); pos[s[i] - 'a'].push_back(i); } long long ans = 0; for (int i = 0; i < 26; ++i) { map<long long, long long> mp; for (int j : pos[i]) mp[pre[j]]++; for (int j : pos[i]) { mp[pre[j]]--; ans += mp[pre[j] + x[i]]; } } cout << ans; return 0; }
#include <bits/stdc++.h> using namespace std; const int N = 5e5 + 7; const long double eps = 1e-7; const string alpha = "abcdefghijklmnopqrstuvwxyz"; int dx[8] = {+1, +1, +1, 0, 0, -1, -1, -1}; int dy[8] = {+1, 0, -1, +1, -1, +1, 0, -1}; long long power(long long x, long long y) { long long res = 1; x = x; while (y > 0) { if (y & 1) res = (res * x); y = y >> 1; x = (x * x); } return res; } template <typename T> T gcd(T a, T mp) { if (a == 0) return mp; return gcd(mp % a, a); } template <typename T> T powm(T a, T mp, long long m) { T cnt = 1; while (mp > 0) { if (mp % 2 == 1) cnt = (cnt * a) % m; mp /= 2; a = (a * a) % m; } return cnt % m; } long long ncr(long long n, long long r) { long long res = 1; if (r > n) return 0; if (r > n - r) r = n - r; for (long long i = 0; i < r; i++) { res *= (n - i); res /= (i + 1); } return res; } long long sqr(long long x) { return x * x; } void prec() {} long long pre[N], ans; void run() { long long a[26]; for (long long i = (0); i <= (25); ++i) cin >> a[i]; string s; cin >> s; int n = (long long)s.size(); s = '?' + s; for (int i = 1; i <= n; ++i) pre[i] = pre[i - 1] + a[s[i] - 'a']; for (char ch = 'a'; ch <= 'z'; ch++) { map<long long, long long> now; long long ct = 0; for (long long i = 1; i <= n; i++) { if (s[i] != ch) continue; ct++; ans += now[pre[i] - a[s[i] - 'a']]; now[pre[i]]++; } now.clear(); } cout << ans; } int main() { cin.sync_with_stdio(0); cin.tie(0); cin.exceptions(cin.failbit); int tc = 1; prec(); for (long long i = 0; i < tc; ++i) run(); return 0; }
#include <bits/stdc++.h> using namespace std; const int mod = 1e9 + 7; const int inf = 2e9 + 5; const int N = 1e5; int cost[26]; map<long long, long long> m[26]; int main() { ios::sync_with_stdio(false); cin.tie(nullptr); for (int i = 0; i < 26; i++) cin >> cost[i]; string s; cin >> s; long long n = s.length(), sum = 0; long long ans = 0; for (int i = 0; i < n; i++) { ans += m[s[i] - 'a'][sum]; sum += cost[s[i] - 'a']; m[s[i] - 'a'][sum] += 1; } cout << ans << "\n"; return 0; }
#include <bits/stdc++.h> using namespace std; int alf[26]; bool input() { for (int i = 0; i < 26; i++) { if (!(cin >> alf[i])) return false; } return true; } long long solve(string s) { int length = s.length(); long long *p = new long long[length]; p[0] = alf[s[0] - 'a']; for (int i = 1; i < length; i++) { p[i] = p[i - 1] + alf[s[i] - 'a']; } map<long long, long long> m[26]; long long ans = 0; m[s[0] - 'a'][p[0]] = 1; for (int i = 1; i < length; i++) { int alfidx = s[i] - 'a'; ans += m[alfidx][p[i - 1]]; m[alfidx][p[i]]++; } delete p; return ans; } int main() { while (input()) { string s; cin >> s; cout << solve(s) << endl; } }
#include <bits/stdc++.h> inline unsigned int getuint() { char w = getchar(); while (w < '0' || '9' < w) w = getchar(); unsigned int ans = 0; for (; '0' <= w && w <= '9'; w = getchar()) ans = ans * 10 + w - '0'; return ans; } inline int getint() { char w = getchar(), last = '?'; for (; w < '0' || '9' < w; w = getchar()) last = w; unsigned int ans = 0; for (; '0' <= w && w <= '9'; w = getchar()) ans = ans * 10 + w - '0'; return last != '-' ? ans : -ans; } int a[26]; char str[100005]; long long sum[100005]; std::map<std::pair<long long, char>, int> Map; int main() { int m = 26; for (int i = 0; i < m; i++) a[i] = getint(); scanf("%s", str + 1); int n = strlen(str + 1); long long ans = 0; for (int i = 1; i < n; i++) Map[std::make_pair(sum[i] = sum[i - 1] + a[str[i] - 'a'], str[i])]++, ans += Map[std::make_pair(sum[i], str[i + 1])]; printf("%I64d\n", ans); return 0; }
#include <bits/stdc++.h> using namespace std; struct temp { unordered_map<long long, int> mp; }; int main() { ios_base::sync_with_stdio(false); long long sum = 0, ans = 0; vector<int> val(26); string str; temp mpc[26]; for (int i = 0; i < 26; i++) cin >> val[i]; cin >> str; for (int i = 0; i < str.size(); i++) { int ch = str[i] - 'a'; if (mpc[ch].mp[sum] != 0) ans += mpc[ch].mp[sum]; sum += val[ch]; mpc[ch].mp[sum]++; } cout << ans << "\n"; return 0; }
#include <bits/stdc++.h> using namespace std; long long int tt; vector<long long int> mark(100001, 1); int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); vector<long long int> val(26); for (long long int i = 0; i < 26; i++) { cin >> val[i]; } string ch; cin >> ch; long long int n = ch.length(); map<pair<long long int, long long int>, long long int> mp; long long int x = 0; for (long long int i = 0; i < n; i++) { long long int idx = (ch[i] - 'a'); x = x + val[idx]; mp[{idx, x}]++; } long long int ans = 0; x = 0; for (long long int i = 0; i < n; i++) { long long int idx = (ch[i] - 'a'); x = x + val[idx]; mp[{idx, x}]--; if (mp.find({idx, (x + val[idx])}) != mp.end()) { ans = ans + mp[{idx, (x + val[idx])}]; } } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int val[26], pt1 = 1, pt2 = 2, inplen; long long cumval[100005], ans = 0; char inp[100005]; map<long long, map<long long, long long> > lookup; int main() { for (int q = 0; q < 26; q++) cin >> val[q]; cin >> inp; inplen = strlen(inp); for (int q = 0; q < inplen; q++) { cumval[q] = val[inp[q] - 'a']; if (q > 0) cumval[q] += cumval[q - 1]; if (q > 0) { ans += lookup[cumval[q - 1]][inp[q] - 'a']; } lookup[cumval[q]][inp[q] - 'a']++; } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; const int N = 100000, A = 26; char cc[N + 1]; int xx[A]; long long pp[N]; map<long long, int> mp[A]; int main() { for (int a = 0; a < A; a++) cin >> xx[a]; cin >> cc; int n = strlen(cc); pp[0] = xx[cc[0] - 'a']; for (int i = 1; i < n; i++) pp[i] = pp[i - 1] + xx[cc[i] - 'a']; long long ans = 0; for (int i = 0; i < n; i++) { if (i > 0) ans += mp[cc[i] - 'a'][pp[i - 1]]; mp[cc[i] - 'a'][pp[i]]++; } cout << ans << '\n'; return 0; }
#include <bits/stdc++.h> using namespace std; const int N = 1e5 + 5; long long A[N], v[N]; map<long long, long long> m[26]; int main() { ios::sync_with_stdio(0), cin.tie(0), cout.tie(0); for (int i = 0; i < 26; i++) cin >> v[i]; string s; cin >> s; A[0] = v[s[0] - 'a']; m[s[0] - 'a'][A[0]]++; long long ans = 0; for (int i = 1; i < s.length(); i++) { A[i] = A[i - 1] + v[s[i] - 'a']; ans += (m[s[i] - 'a'][A[i] - v[s[i] - 'a']]); m[s[i] - 'a'][A[i]]++; } cout << ans; return 0; }
#include <bits/stdc++.h> using namespace std; int dx[] = {0, 0, 1, -1, 1, 1, -1, -1}; int dy[] = {1, -1, 0, 0, 1, -1, 1, -1}; int a[33]; string s; int main() { for (int i = 0; i < 26; ++i) scanf("%d", &a[i]); cin >> s; int len = s.length(); vector<long long> v(len + 1); for (int i = 0; i < len; ++i) { v[i + 1] = a[s[i] - 'a'] + v[i]; } map<pair<int, long long>, int> m; long long res = 0; for (int i = 0; i < len; i++) { if (m[make_pair(s[i] - 'a', v[i + 1])]) { res += m[make_pair(s[i] - 'a', v[i + 1])]; } m[make_pair(s[i] - 'a', v[i + 1] + a[s[i] - 'a'])]++; } cout << res << "\n"; return 0; }
#include <bits/stdc++.h> using namespace std; const int N = 1e6 + 6; int a[421]; map<long long int, long long int> m[27]; long long int su = 0; int main() { for (int i = 1; i <= 26; i++) cin >> a[i]; long long int ans = 0; string s; cin >> s; for (int i = 0; i < s.length(); ++i) { ans += m[s[i] - 'a' + 1][su]; su += a[s[i] - 'a' + 1]; m[s[i] - 'a' + 1][su]++; } cout << ans; }
#include <bits/stdc++.h> using namespace std; long long sum[100005]; map<long long, int> M['z' + 1]; char s[100005]; long long val['z' + 1]; int main() { long long x; for (int i = 0; i < 26; i++) { scanf("%I64d", &x); val['a' + i] = x; } scanf("%s", s + 1); int len = strlen(s + 1); for (int i = 1; i <= len; i++) { sum[i] = sum[i - 1] + val[s[i]]; } long long ans = 0; for (int i = 1; i <= len; i++) { ans += M[s[i]][sum[i - 1]]; M[s[i]][sum[i]]++; } printf("%I64d\n", ans); return 0; }
#include <bits/stdc++.h> using namespace std; long long MOD = 1e9 + 7, INF = 9e18; long long a[26], sum, ans; string s; map<pair<long long, char>, long long> m; long long pw(long long a, long long b) { long long res = 0; if (b == 0) return 1; if (b % 2 == 0) { res = pw(a, b / 2); return res * res; } else { res = pw(a, (b - 1) / 2); return a * res * res; } } int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); for (int i = 0; i < 26; ++i) cin >> a[i]; cin >> s; ++m[make_pair(0, s[0])]; for (int i = 1; i < s.size() - 1; ++i) { sum += a[s[i] - 97]; ans += m[make_pair(sum, s[i + 1])]; ++m[make_pair(sum, s[i])]; } for (int i = 0; i < s.size() - 1; ++i) if (s[i] == s[i + 1]) ++ans; cout << ans; return 0; }