結果
問題 | No.199 星を描こう |
ユーザー | Kmcode1 |
提出日時 | 2015-04-29 00:13:29 |
言語 | C++11 (gcc 11.4.0) |
結果 |
AC
|
実行時間 | 2 ms / 2,000 ms |
コード長 | 5,755 bytes |
コンパイル時間 | 1,056 ms |
コンパイル使用メモリ | 117,224 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-06-09 13:45:59 |
合計ジャッジ時間 | 1,831 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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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
6,940 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 1 ms
6,940 KB |
testcase_05 | AC | 2 ms
6,940 KB |
testcase_06 | AC | 1 ms
6,940 KB |
testcase_07 | AC | 1 ms
6,940 KB |
testcase_08 | AC | 1 ms
6,940 KB |
testcase_09 | AC | 1 ms
6,944 KB |
testcase_10 | AC | 1 ms
6,944 KB |
testcase_11 | AC | 1 ms
6,940 KB |
testcase_12 | AC | 1 ms
6,940 KB |
testcase_13 | AC | 2 ms
6,940 KB |
testcase_14 | AC | 1 ms
6,944 KB |
testcase_15 | AC | 1 ms
6,944 KB |
testcase_16 | AC | 1 ms
6,940 KB |
testcase_17 | AC | 1 ms
6,940 KB |
testcase_18 | AC | 1 ms
6,944 KB |
testcase_19 | AC | 1 ms
6,944 KB |
testcase_20 | AC | 1 ms
6,940 KB |
testcase_21 | AC | 1 ms
6,940 KB |
testcase_22 | AC | 1 ms
6,948 KB |
testcase_23 | AC | 1 ms
6,944 KB |
testcase_24 | AC | 1 ms
6,944 KB |
testcase_25 | AC | 1 ms
6,944 KB |
testcase_26 | AC | 1 ms
6,940 KB |
testcase_27 | AC | 1 ms
6,940 KB |
ソースコード
#include<iostream> #include<cstdio> #include<cstring> #include<string> #include<cctype> #include<cstdlib> #include<algorithm> #include<bitset> #include<vector> #include<list> #include<deque> #include<queue> #include<map> #include<set> #include<stack> #include<cmath> #include<sstream> #include<fstream> #include<iomanip> #include<ctime> #include<complex> #include<functional> #include<climits> #include<cassert> #include<iterator> #include<valarray> //#include<bits/stdc++.h> using namespace std; #define MOD 1000000007 namespace math{ long long int __gcd(long long int a, long long int b){ if (a > b){ swap(a, b); } while (a){ swap(a, b); a %= b; } return b; } long long int lcm(long long int a, long long int b){ long long int g = __gcd(a, b); a /= g; return a*b; } long long int ppow(long long int i, long long int j){ long long int res = 1LL; while (j){ if (j & 1LL){ res *= i; res %= MOD; } i *= i; i %= MOD; j >>= 1LL; } return res; } namespace factorial{ vector<long long int> lo; vector<double> l2; void set_long(long long int b){ if (lo.size()){ } else{ lo.push_back(1); } for (long long int i = lo.size(); i <= b; i++){ lo.push_back(lo.back()); lo.back() *= i; if (lo.back() >= MOD){ lo.back() %= MOD; } } } void set_log(long long int b){ if (l2.size()){ } else{ l2.push_back(log(0.0)); } for (long long int i = l2.size(); i <= b; i++){ l2.push_back(l2.back()); l2.back() += log((double)(i)); } } long long int get_long(int b){ if (lo.size() <= b){ set_long(b); } return lo[b]; } double get_log(int b){ if (l2.size() <= b){ set_log(b); } return l2[b]; } } namespace combination{ long long int simpleC(long long int a, long long int b){ if (a < b){ return 0; } if (a - b < b){ b = a - b; } long long int u = 1LL; for (long long int j = a; j >= a - b + 1LL; j--){ u *= j; if (u >= MOD){ u %= MOD; } } long long int s = 1LL; for (long long int i = 1LL; i <= b; i++){ s *= i; if (s >= MOD){ s %= MOD; } } return (u*ppow(s, MOD - 2)) % MOD; } long long int C(long long int a, long long int b){ if (a < b){ return 0; } long long int u = math::factorial::get_long(a); long long int s = math::factorial::get_long(b)*math::factorial::get_long(a - b); u %= MOD; s %= MOD; return (u*ppow(s, MOD - 2)) % MOD; } double logC(int a, int b){ double u = math::factorial::get_log(a); double s = math::factorial::get_log(b) + math::factorial::get_log(a - b); return u - s; } long long int H(long long int a, long long int b){ return math::combination::C(a + b - 1LL, b); } long long int simpleH(long long int a, long long int b){ return math::combination::simpleC(a + b - 1LL, b); } } namespace prime{ vector<long long int> prime; vector<long long int> use; //smallest divisor void init(int b){ use.assign(b + 1, 0); prime.clear(); prime.push_back(2); use[2] = 2; for (int i = 3; i < use.size(); i += 2){ if (use[i] == 0LL){ prime.push_back(i); use[i] = i; for (int j = i * 2; j < use.size(); j += i){ use[j] = i; } } } } vector<int> factorizetion(long long int num){ vector<int> r; r.clear(); for (int i = 0; i<prime.size() && prime[i] * prime[i] <= num; i++){ while (num%prime[i] == 0LL){ r.push_back(prime[i]); num /= prime[i]; } } if (num > 1LL){ r.push_back(num); } return r; } int size_of_factorization(long long int num){ int cnt = 0; for (int i = 0; i<prime.size() && prime[i] * prime[i] <= num; i++){ while (num%prime[i] == 0LL){ cnt++; num /= prime[i]; } } if (num > 1LL){ cnt++; } return cnt; } long long int number_of_div(long long int num){ long long int way = 1LL; long long int cnt = 0; for (int i = 0; i < prime.size() && prime[i] * prime[i] <= num; i++){ cnt = 0; while (num%prime[i] == 0){ cnt++; num /= prime[i]; } way *= (cnt + 1LL); } if (num > 1LL){ way *= 2LL; } return way; } } } using namespace math; struct st{ int x; int y; int operator * (const st&a)const{ return x*a.y - y*a.x; } bool operator < (const st&e)const{ if (x != e.x){ return e.x>x; } else{ return e.y>y; } } st operator - (const st&b)const{ st kari; kari.x = x - b.x; kari.y = y - b.y; return kari; } }; vector<st> v; //頂点の集合 vector<st> u; vector<st> d; vector<st> ans; int nn = 0; //頂点の数 void sol(){ sort(v.begin(), v.end()); /*下側*/ { d = v; int ok = 1; while (ok){ ok = 0; int i = 0; //開始位置 while (i<d.size() - 2){ int j = i + 1; //真ん中の点 while (j<d.size() - 1){ /*Cが右側にあるとき*/ if ((d[j] - d[i])*(d[j + 1] - d[j]) <= 0){ d.erase(j + d.begin(), j + 1 + d.begin()); ok = 1; } else{ break; } } i = j; } } } /*上側*/ { u = v; int ok = 1; while (ok == 1){ ok = 0; int i = 0; //開始地点 while (i<u.size() - 2){ int j = i + 1; while (j<u.size() - 1){ /*Cが左側にあるとき*/ if ((u[j] - u[i])*(u[j + 1] - u[j]) >= 0){ ok = 1; u.erase(j + u.begin(), j + 1 + u.begin()); } else{ break; } } i = j; } } } ans = d; for (int i = u.size() - 2; i >= 0; i--){ ans.push_back(u[i]); } } int main(){ nn = 5; for (int i = 0; i<nn; i++){ st kari; cin >> kari.x >> kari.y; v.push_back(kari); } sol(); if (ans.size() == 6){ puts("YES"); } else{ puts("NO"); } return 0; }