#735074 (C++23) No.1826 Fruits Collecting

提出ソース

結果

問題	No.1826 Fruits Collecting
ユーザー	tatyam
提出日時	2022-01-28 21:53:40
言語	C++23 (gcc 12.3.0 + boost 1.83.0)
結果	AC
実行時間	141 ms / 2,000 ms
コード長	12,838 bytes
コンパイル時間	3,219 ms
コンパイル使用メモリ	277,864 KB
実行使用メモリ	17,328 KB
最終ジャッジ日時	2024-06-09 14:57:40
合計ジャッジ時間	7,953 ms
ジャッジサーバーID （参考情報）	judge3 / judge2

このコードへのチャレンジ
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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	2 ms 6,940 KB
testcase_02	AC	2 ms 6,944 KB
testcase_03	AC	3 ms 6,940 KB
testcase_04	AC	1 ms 6,940 KB
testcase_05	AC	57 ms 8,248 KB
testcase_06	AC	88 ms 11,816 KB
testcase_07	AC	64 ms 9,172 KB
testcase_08	AC	7 ms 6,944 KB
testcase_09	AC	86 ms 10,828 KB
testcase_10	AC	61 ms 8,932 KB
testcase_11	AC	57 ms 8,940 KB
testcase_12	AC	23 ms 6,940 KB
testcase_13	AC	12 ms 6,944 KB
testcase_14	AC	18 ms 6,944 KB
testcase_15	AC	136 ms 15,392 KB
testcase_16	AC	135 ms 15,384 KB
testcase_17	AC	137 ms 15,404 KB
testcase_18	AC	136 ms 15,404 KB
testcase_19	AC	136 ms 15,404 KB
testcase_20	AC	139 ms 15,536 KB
testcase_21	AC	134 ms 15,388 KB
testcase_22	AC	135 ms 15,392 KB
testcase_23	AC	138 ms 15,400 KB
testcase_24	AC	134 ms 15,512 KB
testcase_25	AC	2 ms 6,940 KB
testcase_26	AC	1 ms 6,940 KB
testcase_27	AC	1 ms 6,940 KB
testcase_28	AC	2 ms 6,940 KB
testcase_29	AC	2 ms 6,940 KB
testcase_30	AC	25 ms 6,944 KB
testcase_31	AC	48 ms 7,356 KB
testcase_32	AC	39 ms 7,764 KB
testcase_33	AC	138 ms 17,264 KB
testcase_34	AC	115 ms 14,052 KB
testcase_35	AC	27 ms 6,940 KB
testcase_36	AC	141 ms 17,328 KB
testcase_37	AC	95 ms 13,596 KB
testcase_38	AC	65 ms 10,920 KB
testcase_39	AC	87 ms 12,320 KB
testcase_40	AC	114 ms 14,080 KB
testcase_41	AC	25 ms 6,940 KB
testcase_42	AC	5 ms 6,944 KB
testcase_43	AC	2 ms 6,944 KB
testcase_44	AC	2 ms 6,940 KB
testcase_45	AC	2 ms 6,944 KB

権限があれば一括ダウンロードができます

ソースコード

raw source code

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
using ull = unsigned long long;
using uint = unsigned;
using pcc = pair<char, char>;
using pii = pair<int, int>;
using pll = pair<ll, ll>;
using pdd = pair<ld, ld>;
using tuplis = array<ll, 3>;
template<class T> using pq = priority_queue<T, vector<T>, greater<T>>;
const ll LINF=0x1fffffffffffffff;
const ll MINF=0x7fffffffffff;
const int INF=0x3fffffff;
const int MOD=1000000007;
const int MODD=998244353;
const ld DINF=numeric_limits<ld>::infinity();
const ld EPS=1e-9;
const ld PI=3.1415926535897932;
const ll dx[] = {0, 1, 0, -1, 1, -1, 1, -1};
const ll dy[] = {1, 0, -1, 0, 1, 1, -1, -1};
#define overload5(a,b,c,d,e,name,...) name
#define overload4(a,b,c,d,name,...) name
#define overload3(a,b,c,name,...) name
#define rep1(n) for(ll i=0;i<n;++i)
#define rep2(i,n) for(ll i=0;i<n;++i)
#define rep3(i,a,b) for(ll i=a;i<b;++i)
#define rep4(i,a,b,c) for(ll i=a;i<b;i+=c)
#define rep(...) overload4(__VA_ARGS__,rep4,rep3,rep2,rep1)(__VA_ARGS__)
#define rrep1(n) for(ll i=n;i--;)
#define rrep2(i,n) for(ll i=n;i--;)
#define rrep3(i,a,b) for(ll i=b;i-->(a);)
#define rrep4(i,a,b,c) for(ll i=(a)+((b)-(a)-1)/(c)*(c);i>=(a);i-=c)
#define rrep(...) overload4(__VA_ARGS__,rrep4,rrep3,rrep2,rrep1)(__VA_ARGS__)
#define each1(i,a) for(auto&&i:a)
#define each2(x,y,a) for(auto&&[x,y]:a)
#define each3(x,y,z,a) for(auto&&[x,y,z]:a)
#define each4(w,x,y,z,a) for(auto&&[w,x,y,z]:a)
#define each(...) overload5(__VA_ARGS__,each4,each3,each2,each1)(__VA_ARGS__)
#define all1(i) begin(i),end(i)
#define all2(i,a) begin(i),begin(i)+a
#define all3(i,a,b) begin(i)+a,begin(i)+b
#define all(...) overload3(__VA_ARGS__,all3,all2,all1)(__VA_ARGS__)
#define rall1(i) (i).rbegin(),(i).rend()
#define rall2(i,k) (i).rbegin(),(i).rbegin()+k
#define rall3(i,a,b) (i).rbegin()+a,(i).rbegin()+b
#define rall(...) overload3(__VA_ARGS__,rall3,rall2,rall1)(__VA_ARGS__)
#define sum(...) accumulate(all(__VA_ARGS__),0LL)
#define dsum(...) accumulate(all(__VA_ARGS__),0.0L)
#define Msum(...) accumulate(all(__VA_ARGS__),0_M)
#define elif else if
#define unless(a) if(!(a))
#define INT(...) int __VA_ARGS__;in(__VA_ARGS__)
#define LL(...) ll __VA_ARGS__;in(__VA_ARGS__)
#define ULL(...) ull __VA_ARGS__;in(__VA_ARGS__)
#define STR(...) string __VA_ARGS__;in(__VA_ARGS__)
#define CHR(...) char __VA_ARGS__;in(__VA_ARGS__)
#define DBL(...) double __VA_ARGS__;in(__VA_ARGS__)
#define LD(...) ld __VA_ARGS__;in(__VA_ARGS__)
#define Sort(a) sort(all(a))
#define Rev(a) reverse(all(a))
#define Uniq(a) sort(all(a));a.erase(unique(all(a)),end(a))
#define vec(type,name,...) vector<type>name(__VA_ARGS__)
#define VEC(type,name,size) vector<type>name(size);in(name)
#define vv(type,name,h,...) vector<vector<type>>name(h,vector<type>(__VA_ARGS__))
#define VV(type,name,h,w) vector<vector<type>>name(h,vector<type>(w));in(name)
#define vvv(type,name,h,w,...) vector<vector<vector<type>>>name(h,vector<vector<type>>(w,vector<type>(__VA_ARGS__)))
template<class T> auto min(const T& a){ return *min_element(all(a)); }
template<class T> auto max(const T& a){ return *max_element(all(a)); }
template<class T, class U> auto count(const T& a, const U& b){ return count(all(a), b); }
template<class T, class U> auto count_if(const T& a, U b){ return count_if(all(a), b); }
inline ll popcnt(ull a){ return __builtin_popcountll(a); }
ll intpow(ll a, ll b){ ll ans = 1; while(b){ if(b & 1) ans *= a; a *= a; b /= 2; } return ans; }
ll modpow(ll a, ll b, ll p){ ll ans = 1; while(b){ if(b & 1) (ans *= a) %= p; (a *= a) %= p; b /= 2; } return ans; }
template<class T> bool chmin(T& a, const T& b){ if(a > b){ a = b; return 1; } return 0; }
template<class T> bool chmax(T& a, const T& b){ if(a < b){ a = b; return 1; } return 0; }
template<class T, class U> bool chmin(T& a, const U& b){ if(a > T(b)){ a = b; return 1; } return 0; }
template<class T, class U> bool chmax(T& a, const U& b){ if(a < T(b)){ a = b; return 1; } return 0; }
vector<ll> iota(ll n, ll begin = 0){ vector<ll> a(n); iota(a.begin(), a.end(), begin); return a; }
vector<pll> factor(ull x){ vector<pll> ans; for(ull i = 2; i * i <= x; i++) if(x % i == 0){ ans.push_back({i, 1}); while((x /= i) % i == 0) ans.back().second++; } if(x != 1) ans.push_back({x, 1}); return ans; }
vector<ll> divisor(ull x){ vector<ll> ans; for(ull i = 1; i * i <= x; i++) if(x % i == 0) ans.push_back(i); rrep(ans.size() - (ans.back() * ans.back() == x)) ans.push_back(x / ans[i]); return ans; }
template<class T> unordered_map<T, ll> press(vector<T> a){ Uniq(a); unordered_map<T, ll> ans; rep(a.size()) ans[a[i]] = i; return ans; }
template<class T> auto run_press(const T& a){ vector<pair<decay_t<decltype(a[0])>, ll>> ans; each(x, a){ if(ans.empty() || ans.back().first != x) ans.emplace_back(x, 1); else ans.back().second++; } return ans; }
int scan(){ return getchar(); }
void scan(int& a){ scanf("%d", &a); }
void scan(unsigned& a){ scanf("%u", &a); }
void scan(long& a){ scanf("%ld", &a); }
void scan(long long& a){ scanf("%lld", &a); }
void scan(unsigned long long& a){ scanf("%llu", &a); }
void scan(char& a){ do a = getchar(); while(a == ' ' || a == '\n'); }
void scan(float& a){ scanf("%f", &a); }
void scan(double& a){ scanf("%lf", &a); }
void scan(long double& a){ scanf("%Lf", &a); }
void scan(vector<bool>& a){ for(unsigned i = 0; i < a.size(); i++){ int b; scan(b); a[i] = b; } }
void scan(char a[]){ scanf("%s", a); }
void scan(string& a){ cin >> a; }
template<class T> void scan(vector<T>&);
template<class T, size_t size> void scan(array<T, size>&);
template<class T, class L> void scan(pair<T, L>&);
template<class T, size_t size> void scan(T(&)[size]);
template<class T> void scan(vector<T>& a){ for(auto&& i : a) scan(i); }
template<class T> void scan(deque<T>& a){ for(auto&& i : a) scan(i); }
template<class T, size_t size> void scan(array<T, size>& a){ for(auto&& i : a) scan(i); }
template<class T, class L> void scan(pair<T, L>& p){ scan(p.first); scan(p.second); }
template<class T, size_t size> void scan(T (&a)[size]){ for(auto&& i : a) scan(i); }
template<class T> void scan(T& a){ cin >> a; }
void in(){}
template <class... T> void in(T&... a){ (void)initializer_list<int>{ (scan(a), 0)... }; }
void print(){ putchar(' '); }
void print(bool a){ printf("%d", a); }
void print(int a){ printf("%d", a); }
void print(unsigned a){ printf("%u", a); }
void print(long a){ printf("%ld", a); }
void print(long long a){ printf("%lld", a); }
void print(unsigned long long a){ printf("%llu", a); }
void print(char a){ printf("%c", a); }
void print(char a[]){ printf("%s", a); }
void print(const char a[]){ printf("%s", a); }
void print(float a){ printf("%.15f", a); }
void print(double a){ printf("%.15f", a); }
void print(long double a){ printf("%.15Lf", a); }
void print(const string& a){ for(auto&& i : a) print(i); }
template<class T> void print(const complex<T>& a){ if(a.real() >= 0) print('+'); print(a.real()); if(a.imag() >= 0) print('+'); print(a.imag()); print('i'); }
template<class T> void print(const vector<T>&);
template<class T, size_t size> void print(const array<T, size>&);
template<class T, class L> void print(const pair<T, L>& p);
template<class T, size_t size> void print(const T (&)[size]);
template<class T> void print(const vector<T>& a){ if(a.empty()) return; print(a[0]); for(auto i = a.begin(); ++i != a.end(); ){ putchar(' '); print(*i); } }
template<class T> void print(const deque<T>& a){ if(a.empty()) return; print(a[0]); for(auto i = a.begin(); ++i != a.end(); ){ putchar(' '); print(*i); } }
template<class T, size_t size> void print(const array<T, size>& a){ print(a[0]); for(auto i = a.begin(); ++i != a.end(); ){ putchar(' '); print(*i); } }
template<class T, class L> void print(const pair<T, L>& p){ print(p.first); putchar(' '); print(p.second); }
template<class T, size_t size> void print(const T (&a)[size]){ print(a[0]); for(auto i = a; ++i != end(a); ){ putchar(' '); print(*i); } }
template<class T> void print(const T& a){ cout << a; }
int out(){ putchar('\n'); return 0; }
template<class T> int out(const T& t){ print(t); putchar('\n'); return 0; }
template<class Head, class... Tail> int out(const Head& head, const Tail&... tail){ print(head); putchar(' '); out(tail...); return 0; }
#ifdef DEBUG
inline ll __lg(ull x){ return 63 - __builtin_clzll(x); }
#define debug(...) { print(#__VA_ARGS__); print(":"); out(__VA_ARGS__); }
#else
#define debug(...) void(0)
#endif
int first(bool i = true){ return out(i?"first":"second"); }
int First(bool i = true){ return out(i?"First":"Second"); }
int yes(bool i = true){ return out(i?"yes":"no"); }
int Yes(bool i = true){ return out(i?"Yes":"No"); }
int No(){ return out("No"); }
int YES(bool i = true){ return out(i?"YES":"NO"); }
int NO(){ return out("NO"); }
int Yay(bool i = true){ return out(i?"Yay!":":("); }
int possible(bool i = true){ return out(i?"possible":"impossible"); }
int Possible(bool i = true){ return out(i?"Possible":"Impossible"); }
int POSSIBLE(bool i = true){ return out(i?"POSSIBLE":"IMPOSSIBLE"); }
void Case(ll i){ printf("Case #%lld: ", i); }


template<class T>
struct SegmentTree{
    virtual T f(const T&, const T&) const = 0;
    const T def_value;
    ll size = 1, rank = 0, expected_size;
    vector<T> data;
    SegmentTree(ll n, const T& def_value): def_value(def_value), expected_size(n){
        while(size < expected_size){
            size *= 2;
            rank++;
        }
        data.assign(size * 2, def_value);
    }
    SegmentTree(const vector<T>& v, const T& def_value): def_value(def_value), expected_size(v.size()){
        while(size < expected_size){
            size *= 2;
            rank++;
        }
        data.assign(size * 2, def_value);
        for(ll i = 0; i < v.size(); i++) data[size + i] = v[i];
        // for(ll i = Base::size; --i;) Base::data[i] = f(Base::data[i * 2], Base::data[i * 2 + 1]);
    }
    T operator[](ll at) const {
        return data[size + at];
    }
    void update(ll at){
        while(at /= 2) data[at] = f(data[at * 2], data[at * 2 + 1]);
    }
    void set(ll at, const T& val){
        at += size;
        data[at] = val;
        update(at);
    }
    T get(ll l, ll r) const {
        T L = def_value, R = def_value;
        l += size; r += size;
        for(; l < r; l /= 2, r /= 2){
            if(l & 1) L = f(L, data[l++]);
            if(r & 1) R = f(data[--r], R);
        }
        return f(L, R);
    }
    template<class F> ll find_last(const F& check, ll l = 0) const { // max x  s.t. check(get(l, x)) == true
        if(l == expected_size) return expected_size;
        ll height = 0, at = l + size;
        T val = def_value;
        for(; height <= rank; height++) if(at >> height & 1){
            T val2 = f(val, data[at >> height]);
            if(check(val2)){
                at += 1 << height;
                if(at == size * 2) return expected_size;
                val = val2;
            }
            else break;
        }
        for(; height--; ){
            T val2 = f(val, data[at >> height]);
            if(check(val2)){
                at += 1 << height;
                if(at == size * 2) return expected_size;
                val = val2;
            }
        }
        return min(at - size, expected_size);
    }
    template<class F> ll find_first(const F& check, ll r) const { // min x  s.t. check(get(x, r)) == true
        if(!r) return 0;
        ll height = 0, at = r + size;
        T val = def_value;
        for(; height <= rank; height++) if(at >> height & 1){
            T val2 = f(data[at >> height ^ 1], val);
            if(check(val2)){
                at -= 1 << height;
                if(at == size) return 0;
                val = val2;
            }
            else break;
        }
        for(; height--; ){
            T val2 = f(data[(at >> height) - 1], val);
            if(check(val2)){
                at -= 1 << height;
                if(at == size) return 0;
                val = val2;
            }
        }
        return at - size;
    }
    void clear(){
        for(auto& i : data) i = def_value;
    }
};
template<class T>
struct RMQ : SegmentTree<T>{
    using Base = SegmentTree<T>;
    T f(const T& a, const T& b) const {return max(a, b);}
    RMQ(ll n, const T& def_value) : Base(n, def_value){}
    RMQ(const vector<T>& v, const T& def_value) : Base(v, def_value){
        for(ll i = Base::size; --i;) Base::data[i] = f(Base::data[i * 2], Base::data[i * 2 + 1]);
    }
};
int main(){
    LL(n);
    VEC(tuplis,a,n);
    a.erase(remove_if(all(a),[](tuplis x){return x[0]<abs(x[1]);}),a.end());
    vector<ll>x1;
    each(t,x,v,a){
        tie(t,x)=pair{t-x,t+x};
        x1.push_back(x);
    }
    auto px=press(x1);
    Sort(a);
    RMQ<ll>seg(px.size(),0);
    each(t,x,v,a){
        x=px[x];
        seg.set(x,seg.get(0,x+1)+v);
    }
    out(seg.data[1]);
}

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結果

テストケース

ソースコード