結果
| 問題 |
No.1932 動く点 P / Moving Point P
|
| コンテスト | |
| ユーザー |
👑 null
|
| 提出日時 | 2020-08-14 16:56:29 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 2,190 ms / 6,000 ms |
| コード長 | 7,260 bytes |
| コンパイル時間 | 3,657 ms |
| コンパイル使用メモリ | 149,884 KB |
| 最終ジャッジ日時 | 2025-01-12 22:54:39 |
|
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 1 |
| other | AC * 11 |
コンパイルメッセージ
main.cpp: In function ‘void scans(std::string&)’:
main.cpp:76:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
76 | scanf("%c", &c);
| ~~~~~^~~~~~~~~~
main.cpp:77:28: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
77 | if (c == '\n')scanf("%c", &c);
| ~~~~~^~~~~~~~~~
main.cpp:80:22: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
80 | scanf("%c", &c);
| ~~~~~^~~~~~~~~~
main.cpp: In function ‘void scanc(char&)’:
main.cpp:86:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
86 | scanf("%c", &c);
| ~~~~~^~~~~~~~~~
main.cpp:89:22: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
89 | scanf("%c", &c);
| ~~~~~^~~~~~~~~~
main.cpp: In function ‘int main()’:
main.cpp:243:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
243 | scanf("%d", &n);
| ~~~~~^~~~~~~~~~
main.cpp:249:22: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
249 | scanf("%Lf%Lf%Lf", &p, &q, &r);
| ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
main.cpp:264:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
264 | scanf("%d", &Q);
| ~~~~~^~~~~~~~~~
main.cpp:268:22: warni
ソースコード
/*
このコード、と~おれ!
Be accepted!
∧_∧
(。・ω・。)つ━☆・*。
⊂ ノ ・゜+.
しーJ °。+ *´¨)
.· ´¸.·*´¨) ¸.·*¨)
(¸.·´ (¸.·'* ☆
*/
#include <cstdio>
#include <algorithm>
#include <string>
#include <cmath>
#include <cstring>
#include <vector>
#include <numeric>
#include <iostream>
#include <random>
#include <map>
#include <unordered_map>
#include <queue>
#include <regex>
#include <functional>
#include <complex>
#include <list>
#include <cassert>
#include <iomanip>
#include <set>
#include <stack>
#include <bitset>
////多倍長整数, cpp_intで宣言
//#include <boost/multiprecision/cpp_int.hpp>
//using namespace boost::multiprecision;
//#pragma gcc target ("avx2")
//#pragma gcc optimization ("o3")
//#pragma gcc optimization ("unroll-loops")
#define repeat(i, n, m) for(int i = n; i < (m); ++i)
#define rep(i, n) for(int i = 0; i < (n); ++i)
#define printynl(a) printf(a ? "yes\n" : "no\n")
#define printyn(a) printf(a ? "Yes\n" : "No\n")
#define printYN(a) printf(a ? "YES\n" : "NO\n")
#define printim(a) printf(a ? "possible\n" : "imposible\n")
#define printdb(a) printf("%.50lf\n", a) //少数出力
#define printLdb(a) printf("%.50Lf\n", a) //少数出力
#define printdbd(a) printf("%.16lf\n", a) //少数出力(桁少なめ)
#define prints(s) printf("%s\n", s.c_str()) //string出力
#define all(x) (x).begin(), (x).end()
#define deg_to_rad(deg) (((deg)/360.0L)*2.0L*PI)
#define rad_to_deg(rad) (((rad)/2.0L/PI)*360.0L)
#define Please return
#define AC 0
#define manhattan_dist(a, b, c, d) (abs(a - c) + abs(b - d)) /*(a, b) から (c, d) のマンハッタン距離 */
#define inf numeric_limits<double>::infinity();
#define linf numeric_limits<long double>::infinity()
using ll = long long;
using ull = unsigned long long;
constexpr int INF = 1073741823;
constexpr int MINF = -1073741823;
constexpr ll LINF = ll(4661686018427387903);
constexpr ll MOD = 1e9 + 7;
constexpr ll mod = 998244353;
constexpr long double eps = 1e-6;
const long double PI = acosl(-1.0L);
using namespace std;
void scans(string& str) {
char c;
str = "";
scanf("%c", &c);
if (c == '\n')scanf("%c", &c);
while (c != '\n' && c != -1 && c != ' ') {
str += c;
scanf("%c", &c);
}
}
void scanc(char& str) {
char c;
scanf("%c", &c);
if (c == -1)return;
while (c == '\n') {
scanf("%c", &c);
}
str = c;
}
double acot(double x) {
return PI / 2 - atan(x);
}
ll LSB(ll n) { return (n & (-n)); }
template<typename T>
T chmin(T& a, const T& b) {
if (a > b)a = b;
return a;
}
template<typename T>
T chmax(T& a, const T& b) {
if (a < b)a = b;
return a;
}
/*-----------------------------------------ここからコード-----------------------------------------*/
/*
* @title segment-tree
* @docs kyopro/docs/segtree.md
*/
//セグ木/0-indexed/非再帰/(大きさ, 単位元)で初期化
template<typename T, typename F>
struct segtree {
//木を配列であらわしたもの
vector<T> seg;
//木の1/2の大きさ
int siz;
//単位元
const T e;
////比較関数の型
//using F = function<T(T, T)>;
//マージする関数
const F f;
//n の大きさ, a (単位元) で segtree を初期化する
segtree(int n, const T a, const F f) : e(a), f(f) {
siz = 1;
while (siz < n)siz <<= 1;
seg.assign(2 * siz - 1, e);
--siz;
}
//k (0-indexed) 番目に t を代入
void set(int k, const T& t) {
seg[k + siz] = t;
}
//f によって木を構築
void build() {
for (int i = siz - 1; i >= 0; --i) seg[i] = f(seg[i * 2 + 1], seg[i * 2 + 2]);
}
//i 番目の要素を返す
T operator[](const int i) {
return seg[i + siz];
}
//k 番目の値を a に更新
void update(int k, T a) {
k += siz;
//必要であればここを変える
seg[k] = a;
while (k > 0) {
k = ((k - 1) >> 1);
seg[k] = f(seg[k * 2 + 1], seg[k * 2 + 2]);
}
}
//[a, b) について f した結果を返す
T query(int a, int b) {
T l = e, r = e;
for (a += siz, b += siz; a < b; a >>= 1, b >>= 1) {
if (!(a & 1))l = f(l, seg[a++]);
if (!(b & 1))r = f(seg[--b], r);
}
return f(l, r);
}
//[start, end) について、[l, r) を調べながら k 番目が check を満たすか二分探索 最後が true なら left, false なら right fの逆演算
template<typename C, typename FT>
int find(const int start, const int end, int l, int r, int k, const C check, T& checknum, const bool b, const FT revf) {
//cerr << checknum << '\n';
//範囲外またはそこがすでに満たさないとき
//cerr << k << ',' << checknum << '\n';
if (start <= l && r <= end && !check(seg[k], checknum)) {
checknum = revf(checknum, seg[k]);
return -1;
}
if ((r <= start || l >= end)) {
return -1;
}
//既に葉
if (k >= siz) {
return k - siz;
}
int res;
if (b) {
//左側を調べる
res = find< C, FT >(start, end, l, ((l + r) >> 1), (k << 1) + 1, check, checknum, b, revf);
//左側が適してたらそれが答え
if (res != -1)return (res);
return find< C, FT >(start, end, ((l + r) >> 1), r, (k << 1) + 2, check, checknum, b, revf);
}
else {
//右側を調べる
res = find< C, FT >(start, end, ((l + r) >> 1), r, (k << 1) + 2, check, checknum, b, revf);
//右側が適してたらそれが答え
if (res != -1)return (res);
return find< C, FT >(start, end, l, ((l + r) >> 1), (k << 1) + 1, check, checknum, b, revf);
}
}
template<typename C, typename FT>
int find_left(int start, int end, const C check, T checknum, FT revf) {
return find< C, FT >(start, end, 0, siz + 1, 0, check, checknum, true, revf);
}
template<typename C, typename FT>
int find_right(int start, int end, const C check, T checknum, FT revf) {
return find< C, FT >(start, end, 0, siz + 1, 0, check, checknum, false, revf);
}
};
inline auto f = [](vector<vector<long double>> b, vector<vector<long double>> a) {
vector<vector<long double>> res(3, vector<long double>(3));
res[0][0] = a[0][0] * b[0][0] + a[0][1] * b[1][0];
res[0][1] = a[0][0] * b[0][1] + a[0][1] * b[1][1];
res[0][2] = a[0][0] * b[0][2] + a[0][1] * b[1][2] + a[0][2];
res[1][0] = a[1][0] * b[0][0] + a[1][1] * b[1][0];
res[1][1] = a[1][0] * b[0][1] + a[1][1] * b[1][1];
res[1][2] = a[1][0] * b[0][2] + a[1][1] * b[1][2] + a[1][2];
res[2][0] = 0;
res[2][1] = 0;
res[2][2] = 1;
return res;
};
int main() {
int n;
scanf("%d", &n);
vector<vector<long double>> tmp(3, vector<long double>(3));
rep(i, 3)rep(j, 3)tmp[i][j] = (i == j);
segtree<vector<vector<long double>>, decltype(f)> tree(n, tmp, f);
long double p, q, r;
rep(i, n) {
scanf("%Lf%Lf%Lf", &p, &q, &r);
r = deg_to_rad(r);
tmp[0][0] = cosl(r);
tmp[0][1] = -sinl(r);
tmp[0][2] = q * sinl(r) - p * cosl(r) + p;
tmp[1][0] = sinl(r);
tmp[1][1] = cosl(r);
tmp[1][2] = -p * sinl(r) - q * cosl(r) + q;
tmp[2][0] = 0;
tmp[2][1] = 0;
tmp[2][2] = 1;
tree.set(i, tmp);
}
tree.build();
int Q;
scanf("%d", &Q);
int s, t;
long double x, y;
rep(i, Q) {
scanf("%d%d%Lf%Lf", &s, &t, &x, &y);
--s;
tmp = tree.query(s, t);
printf("%Lf %Lf\n", tmp[0][2] + tmp[0][0] * x + tmp[0][1] * y, tmp[1][2] + tmp[1][0] * x + tmp[1][1] * y);
}
Please AC;
}
null