結果
問題 | No.2602 Real Collider |
ユーザー | ococonomy1 |
提出日時 | 2024-01-12 22:34:32 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,587 bytes |
コンパイル時間 | 1,193 ms |
コンパイル使用メモリ | 112,940 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-09-27 23:14:36 |
合計ジャッジ時間 | 5,294 ms |
ジャッジサーバーID (参考情報) |
judge5 / 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
6,812 KB |
testcase_01 | AC | 2 ms
6,816 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | AC | 21 ms
6,944 KB |
testcase_13 | AC | 11 ms
6,940 KB |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | AC | 15 ms
6,940 KB |
testcase_19 | WA | - |
testcase_20 | WA | - |
testcase_21 | WA | - |
testcase_22 | AC | 18 ms
6,940 KB |
testcase_23 | AC | 12 ms
6,944 KB |
testcase_24 | WA | - |
testcase_25 | AC | 17 ms
6,940 KB |
testcase_26 | WA | - |
testcase_27 | WA | - |
testcase_28 | WA | - |
testcase_29 | WA | - |
testcase_30 | WA | - |
testcase_31 | WA | - |
testcase_32 | WA | - |
testcase_33 | WA | - |
testcase_34 | WA | - |
testcase_35 | WA | - |
testcase_36 | WA | - |
testcase_37 | WA | - |
testcase_38 | WA | - |
testcase_39 | WA | - |
testcase_40 | WA | - |
testcase_41 | WA | - |
testcase_42 | WA | - |
testcase_43 | WA | - |
testcase_44 | WA | - |
testcase_45 | WA | - |
testcase_46 | WA | - |
testcase_47 | WA | - |
testcase_48 | WA | - |
testcase_49 | WA | - |
testcase_50 | WA | - |
testcase_51 | WA | - |
testcase_52 | WA | - |
testcase_53 | WA | - |
testcase_54 | WA | - |
testcase_55 | WA | - |
testcase_56 | WA | - |
testcase_57 | WA | - |
testcase_58 | WA | - |
testcase_59 | WA | - |
testcase_60 | WA | - |
testcase_61 | WA | - |
testcase_62 | WA | - |
testcase_63 | WA | - |
testcase_64 | WA | - |
testcase_65 | WA | - |
testcase_66 | WA | - |
testcase_67 | WA | - |
testcase_68 | WA | - |
testcase_69 | WA | - |
testcase_70 | WA | - |
testcase_71 | WA | - |
testcase_72 | WA | - |
testcase_73 | WA | - |
testcase_74 | WA | - |
testcase_75 | WA | - |
testcase_76 | WA | - |
testcase_77 | WA | - |
testcase_78 | WA | - |
testcase_79 | WA | - |
testcase_80 | WA | - |
コンパイルメッセージ
main.cpp: In function 'void solve()': main.cpp:99:38: warning: 'cy' may be used uninitialized [-Wmaybe-uninitialized] 99 | if((cx - x) * (cx - x) + (cy - y) * (cy - y) > r2){ | ~~~~^~~~ main.cpp:78:12: note: 'cy' was declared here 78 | int cx,cy; | ^~ main.cpp:99:16: warning: 'cx' may be used uninitialized [-Wmaybe-uninitialized] 99 | if((cx - x) * (cx - x) + (cy - y) * (cy - y) > r2){ | ~~~~^~~~ main.cpp:78:9: note: 'cx' was declared here 78 | int cx,cy; | ^~
ソースコード
// #pragma GCC target("avx2") // #pragma GCC optimize("O3") // #pragma GCC optimize("unroll-loops") #include <algorithm> #include <bitset> #include <cassert> #include <climits> #include <cmath> #include <complex> #include <deque> #include <iomanip> #include <iostream> #include <map> #include <queue> #include <set> #include <string> #include <tuple> #include <vector> using namespace std; using ll = long long; using pii = pair<int, int>; using pll = pair<ll, ll>; using pli = pair<ll,int>; #define TEST cerr << "TEST" << endl #define AMARI 998244353 // #define AMARI 1000000007 #define TIME_LIMIT 1980000 #define el '\n' #define El '\n' //三角形の外心の中心を返す pair<int,int> ococo_gaisetuen_tyuusin(int x1,int y1,int x2,int y2,int x3,int y3){ int a = x1,b = y1,c = x2,d = y2,e = x3,f = y3; int bunsiy = (e - a) * (a * a + b * b - c * c - d * d) - (c - a) * (a * a + b * b - e * e - f * f); int bunboy = 2 * (e - a) * (b - d) - 2 * (c - a) * (b - f); if(bunboy == 0){ //この時、一直線に並んでいる if((x1 > x2) == (x2 > x3)){ return pair((x1 + x3) / 2,(y1 + y3) / 2); } if((x1 > x3) == (x3 > x2)){ return pair((x1 + x2) / 2,(y1 + y2) / 2); } return pair((x2 + x3) / 2,(y2 + y3) / 2); } int bunsix,bunbox; if(a != c){ bunsix = 2 * (b - d) * (bunsiy / bunboy) - a * a - b * b + c * c + d * d; bunbox = 2 * (c - a); } else{ bunsix = 2 * (b - f) * (bunsiy / bunboy) - a * a - b * b + e * e + f * f; bunbox = 2 * (e - a); } return pair(bunsix / bunbox,bunsiy / bunboy); } //2点の中心を直径とする円の中心 pair<int,int> tyokkei(int x1,int y1,int x2,int y2){ pair<int,int> ans; ans.first = (x1 + x2) / 2; ans.second = (y1 + y2) / 2; return ans; } #define MULTI_TEST_CASE false void solve(void) { //問題を見たらまず「この問題設定から言えること」をいっぱい言ってみる //一個解答に繋がりそうな解法が見えても、実装や細かい考察に時間がかかりそうなら別の方針やを考えてみる //特に添え字周りはそのままやると面倒&言い換えが有効なことが多いので書き始める前にじっくり考える int q; cin >> q; int xa,ya,xb,yb,xc,yc; cin >> xa >> ya >> xb >> yb >> xc >> yc; vector<pii> kouho = {ococo_gaisetuen_tyuusin(xa,ya,xb,yb,xc,yc),tyokkei(xa,ya,xb,yb),tyokkei(xb,yb,xc,yc),tyokkei(xc,yc,xa,ya)}; int cx,cy; int r2 = INT_MAX; for(int dx = -1; dx <= 1; dx++){ for(int dy = -1; dy <= 1; dy++){ for(int i = 0; i < 4; i++){ int x,y; x = kouho[i].first + dx; y = kouho[i].second + dy; int val = max({(x - xa) * (x - xa) + (y - ya) * (y - ya),(x - xb) * (x - xb) + (y - yb) * (y - yb),(x - xc) * (x - xc) + (y - yc) * (y - yc)}); if(val < r2){ cx = x; cy = y; r2 = val; } } } } while(q--){ int x,y; cin >> x >> y; if((cx - x) * (cx - x) + (cy - y) * (cy - y) > r2){ cout << "No" << el; continue; } cout << "Yes" << el; } return; } void calc(void) { return; } signed main(void) { cin.tie(nullptr); ios::sync_with_stdio(false); calc(); int t = 1; if(MULTI_TEST_CASE) cin >> t; while(t--) { solve(); } return 0; }