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2 months ago
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void Mesh_JOO() { int n, x; cin >> n >> x; vector<int> a(n); for (int i = 0; i < n; ++i) { cin >> a[i]; } int sum = 0, ans = 0; for (int l = 0, r = 0; l < n; l++) { while (r < n and sum + a[r] <= x) sum += a[r++]; if (sum == x) ans++; sum -= a[l]; } cout << ans << '\n'; }
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