結果
問題 | No.325 マンハッタン距離2 |
ユーザー |
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提出日時 | 2019-05-22 17:28:11 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 16 ms / 1,000 ms |
コード長 | 2,609 bytes |
コンパイル時間 | 2,088 ms |
コンパイル使用メモリ | 195,188 KB |
最終ジャッジ日時 | 2025-01-07 03:51:04 |
ジャッジサーバーID (参考情報) |
judge4 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 24 |
ソースコード
# include "bits/stdc++.h"using namespace std;using LL = long long;using ULL = unsigned long long;const double PI = acos(-1);template<class T>constexpr T INF() { return ::std::numeric_limits<T>::max(); }template<class T>constexpr T HINF() { return INF<T>() / 2; }template <typename T_char>T_char TL(T_char cX) { return tolower(cX); };template <typename T_char>T_char TU(T_char cX) { return toupper(cX); };typedef pair<LL, LL> pii;const int vy[] = { -1, -1, -1, 0, 1, 1, 1, 0 }, vx[] = { -1, 0, 1, 1, 1, 0, -1, -1 };const int dx[4] = { 0,1,0,-1 }, dy[4] = { 1,0,-1,0 };int popcnt(unsigned long long n) { int cnt = 0; for (int i = 0; i < 64; i++)if ((n >> i) & 1)cnt++; return cnt; }int d_sum(LL n) { int ret = 0; while (n > 0) { ret += n % 10; n /= 10; }return ret; }int d_cnt(LL n) { int ret = 0; while (n > 0) { ret++; n /= 10; }return ret; }LL gcd(LL a, LL b) { if (b == 0)return a; return gcd(b, a%b); };LL lcm(LL a, LL b) { LL g = gcd(a, b); return a / g*b; };# define ALL(qpqpq) (qpqpq).begin(),(qpqpq).end()# define UNIQUE(wpwpw) sort(ALL((wpwpw)));(wpwpw).erase(unique(ALL((wpwpw))),(wpwpw).end())# define LOWER(epepe) transform(ALL((epepe)),(epepe).begin(),TL<char>)# define UPPER(rprpr) transform(ALL((rprpr)),(rprpr).begin(),TU<char>)# define FOR(i,tptpt,ypypy) for(LL i=(tptpt);i<(ypypy);i++)# define REP(i,upupu) FOR(i,0,upupu)# define INIT std::ios::sync_with_stdio(false);std::cin.tie(0)LL calc1(LL ax, LL ay, LL bx, LL by, LL d){if(ax > bx || ay > by || ax + ay > d)return 0;if(bx + by <= d)return (bx - ax + 1)*(by - ay + 1);bx -= ax;by -= ay;d -= ax + ay;LL ret = 0;if(d > by){ret = (by + 1)*(d - by);bx -= d - by;d -= d - by;}LL num = min(bx, d) + 1, s = d + 1, t = s - num + 1;ret += num*(d + 1 + t) / 2;return ret;}LL calc2(LL l, LL r, LL d){LL L = max(l, -d), R = min(r, d);if(L > R)return 0;return R - L + 1;}int main(){LL x1, x2, y1, y2, d;cin >> x1 >> y1 >> x2 >> y2 >> d;LL ans = 0;if(x2 > 0 && y2 > 0)ans += calc1(max(x1, 1LL), max(y1, 1LL), x2, y2, d);if(x1 < 0 && y2 > 0)ans += calc1(max(-x2, 1LL), max(y1, 1LL), -x1, y2, d);if(x1 < 0 && y1 < 0)ans += calc1(max(-x2, 1LL), max(-y2, 1LL), -x1, -y1, d);if(x2 > 0 && y1 < 0)ans += calc1(max(x1, 1LL), max(-y2, 1LL), x2, -y1, d);if(x1 <= 0 && 0 <= x2)ans += calc2(y1, y2, d);if(y1 <= 0 && 0 <= y2)ans += calc2(x1, x2, d);if(x1 <= 0 && y1 <= 0 && x2 >= 0 && y2 >= 0)ans--;cout << ans << endl;}