結果
問題 | No.2355 Unhappy Back Dance |
ユーザー | miscalc |
提出日時 | 2023-06-16 22:07:44 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 865 ms / 6,000 ms |
コード長 | 2,764 bytes |
コンパイル時間 | 4,240 ms |
コンパイル使用メモリ | 269,344 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-06-24 14:31:25 |
合計ジャッジ時間 | 15,602 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
6,816 KB |
testcase_01 | AC | 1 ms
6,944 KB |
testcase_02 | AC | 1 ms
6,944 KB |
testcase_03 | AC | 2 ms
6,944 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 2 ms
6,944 KB |
testcase_06 | AC | 62 ms
6,940 KB |
testcase_07 | AC | 59 ms
6,940 KB |
testcase_08 | AC | 69 ms
6,948 KB |
testcase_09 | AC | 68 ms
6,944 KB |
testcase_10 | AC | 205 ms
6,940 KB |
testcase_11 | AC | 205 ms
6,944 KB |
testcase_12 | AC | 71 ms
6,940 KB |
testcase_13 | AC | 71 ms
6,944 KB |
testcase_14 | AC | 216 ms
6,940 KB |
testcase_15 | AC | 2 ms
6,944 KB |
testcase_16 | AC | 859 ms
6,944 KB |
testcase_17 | AC | 857 ms
6,940 KB |
testcase_18 | AC | 865 ms
6,940 KB |
testcase_19 | AC | 851 ms
6,944 KB |
testcase_20 | AC | 863 ms
6,940 KB |
testcase_21 | AC | 360 ms
6,940 KB |
testcase_22 | AC | 65 ms
6,940 KB |
testcase_23 | AC | 70 ms
6,944 KB |
testcase_24 | AC | 778 ms
6,940 KB |
testcase_25 | AC | 414 ms
6,940 KB |
testcase_26 | AC | 416 ms
6,940 KB |
testcase_27 | AC | 361 ms
6,944 KB |
testcase_28 | AC | 9 ms
6,944 KB |
testcase_29 | AC | 21 ms
6,944 KB |
testcase_30 | AC | 714 ms
6,940 KB |
testcase_31 | AC | 520 ms
6,940 KB |
testcase_32 | AC | 49 ms
6,944 KB |
testcase_33 | AC | 295 ms
6,940 KB |
testcase_34 | AC | 4 ms
6,940 KB |
testcase_35 | AC | 10 ms
6,940 KB |
testcase_36 | AC | 363 ms
6,940 KB |
testcase_37 | AC | 190 ms
6,940 KB |
testcase_38 | AC | 233 ms
6,944 KB |
testcase_39 | AC | 184 ms
6,940 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; using ll = long long; using ld = long double; using pll = pair<ll, ll>; using tlll = tuple<ll, ll, ll>; constexpr ll INF = 1LL << 60; template<class T> bool chmin(T& a, T b) {if (a > b) {a = b; return true;} return false;} template<class T> bool chmax(T& a, T b) {if (a < b) {a = b; return true;} return false;} ll safemod(ll A, ll M) {ll res = A % M; if (res < 0) res += M; return res;} ll divfloor(ll A, ll B) {if (B < 0) A = -A, B = -B; return (A - safemod(A, B)) / B;} ll divceil(ll A, ll B) {if (B < 0) A = -A, B = -B; return divfloor(A + B - 1, B);} ll pow_ll(ll A, ll B) {if (A == 0 || A == 1) {return A;} if (A == -1) {return B & 1 ? -1 : 1;} ll res = 1; for (int i = 0; i < B; i++) {res *= A;} return res;} ll mul_limited(ll A, ll B, ll M = INF) { return B == 0 ? 0 : A > M / B ? M : A * B; } ll pow_limited(ll A, ll B, ll M = INF) { if (A == 0 || A == 1) {return A;} ll res = 1; for (int i = 0; i < B; i++) {if (res > M / A) return M; res *= A;} return res;} ll logfloor(ll A, ll B) {assert(A >= 2); ll res = 0; for (ll tmp = 1; tmp <= B / A; tmp *= A) {res++;} return res;} ll logceil(ll A, ll B) {assert(A >= 2); ll res = 0; for (ll tmp = 1; tmp < B; tmp *= A) {res++;} return res;} ll arisum_ll(ll a, ll d, ll n) { return n * a + (n & 1 ? ((n - 1) >> 1) * n : (n >> 1) * (n - 1)) * d; } ll arisum2_ll(ll a, ll l, ll n) { return n & 1 ? ((a + l) >> 1) * n : (n >> 1) * (a + l); } ll arisum3_ll(ll a, ll l, ll d) { assert((l - a) % d == 0); return arisum2_ll(a, l, (l - a) / d + 1); } template<class T> void unique(vector<T> &V) {V.erase(unique(V.begin(), V.end()), V.end());} template<class T> void sortunique(vector<T> &V) {sort(V.begin(), V.end()); V.erase(unique(V.begin(), V.end()), V.end());} #define FINALANS(A) do {cout << (A) << '\n'; exit(0);} while (false) template<class T> void printvec(const vector<T> &V) {int _n = V.size(); for (int i = 0; i < _n; i++) cout << V[i] << (i == _n - 1 ? "" : " ");cout << '\n';} template<class T> void printvect(const vector<T> &V) {for (auto v : V) cout << v << '\n';} template<class T> void printvec2(const vector<vector<T>> &V) {for (auto &v : V) printvec(v);} //* #include <atcoder/all> using namespace atcoder; using mint = modint998244353; //using mint = modint1000000007; //using mint = modint; //*/ int main() { ll N; cin >> N; vector<pll> XY(N); for (ll i = 0; i < N; i++) { ll x, y; cin >> x >> y; XY.at(i) = {x, y}; } ll ans = 0; for (auto [xi, yi] : XY) { set<pll> st; for (auto [xj, yj] : XY) { ll dx = xj - xi, dy = yj - yi; ll g = abs(gcd(dx, dy)); if (g != 0) dx /= g, dy /= g; st.insert({dx, dy}); } if (st.size() < N) ans++; } cout << ans << endl; }