Buzzwords

input/code.cpp: In function 'int main()':
input/code.cpp:61:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   61 |     for (int i = 0; i < t.size(); i++) {
      |                     ~~^~~~~~~~~~

#include <iostream>

using namespace std;

const int N = 1e3 + 5;
const int P = 29;
const int MOD = 1e9 + 7;

void add(int &a, int b) {
  a += b;
  if (a >= MOD) {
    a -= MOD;
  }
}

void sub(int &a, int b) {
  a -= b;
  if (a < 0) {
    a += MOD;
  }
}

int mul(int a, int b) {
  return 1LL * a * b % MOD;
}

string s;
int n, q;
int a[N], h[N];
int pp[N];

int get(int l, int r) {
  if (l == 0) {
    return h[r];
  }
  int ans = h[r];
  sub(ans, mul(h[l - 1], pp[r - l + 1]));
  return ans;
}

int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  pp[0] = 1;
  for (int i = 1; i < N; i++) {
    pp[i] = mul(P, pp[i - 1]);
  }
  getline(cin, s);
  n = s.size();
  for (int i = 0; i < n; i++) {
    a[i] = (a[i] == ' ' ? 26 : (a[i] - 'a'));
    h[i] = (i == 0 ? a[i] : mul(h[i - 1], P) + a[i]);
    h[i] %= MOD;
  }
  cin >> q;
  int ans = 0;
  while (q--) {
    string t;
    getline(cin, t);
    int z = 0;
    for (int i = 0; i < t.size(); i++) {
      int b = (t[i] == ' ' ? 26 : t[i] - 'a');
      z = mul(z, P);
      add(z, b);
    }
    for (int i = 0; i + t.size() - 1 < s.size(); i++) {
      ans += (z == get(i, i + t.size() - 1));
    }
  }
  cout << ans << '\n';
  return 0;
}

Test 1

Verdict: WRONG ANSWER

Test 2

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Test 3

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Test 4

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Test 5

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Test 6

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Test 7

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Test 8

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Test 9

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Test 10

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Test 11

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Test 12

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Test 13

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Test 14

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Test 15

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Test 16

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Test 17

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Test 18

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Test 19

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Test 20

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Test 21

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Test 22

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Test 23

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Test 24

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Test 25

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Test 26

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Test 27

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Test 28

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Test 29

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Test 30

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Test 31

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Test 32

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Test 33

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Test 34

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Test 35

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Test 36

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Test 37

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Test 38

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Test 39

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Test 40

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Test 41

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Test 42

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Test 43

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Test 44

Verdict: WRONG ANSWER