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답안 #1048305

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1048305 2024-08-08T06:35:37 Z 정민찬(#11037) Bikeparking (EGOI24_bikeparking) C++17
100 / 100
 190 ms 27472 KB 
#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<ll,ll> pll;

struct SegmentTree{
    vector<ll> tree;
    void init(ll n) {
        ll sz = 1 << __lg(n-1) + 2;
        tree.assign(sz, 0);
    }
    void update(ll node, ll s, ll e, ll tar, ll val) {
        if (s > tar || tar > e) return;
        if (s == e) {
            tree[node] += val;
            return;
        }
        ll mid = s + e >> 1;
        update(node*2, s, mid, tar, val);
        update(node*2+1, mid+1, e, tar, val);
        tree[node] = tree[node*2] + tree[node*2+1];
    }
    ll FindRight(ll node, ll s, ll e, ll k) {
        if (tree[node] < k) return -1;
        if (s == e) return s;
        ll mid = s + e >> 1;
        if (tree[node*2+1] >= k) return FindRight(node*2+1, mid+1, e, k);
        return FindRight(node*2, s, mid, k-tree[node*2+1]);
    }
};

SegmentTree seg;

int main() {
    ios_base :: sync_with_stdio(false); cin.tie(NULL);
    ll N;
    cin >> N;
    vector<ll> x(N), y(N);
    for (ll i=0; i<N; i++) {
        cin >> x[i];
    }
    for (ll i=0; i<N; i++) {
        cin >> y[i];
    }
    ll ans = 0;
    seg.init(N);
    set<int> s;
    for (ll i=1; i<N; i++) {
        seg.update(1, 1, N, i, x[i-1]);
        s.insert(i-1);
        if (y[i] == 0) continue;
        if (seg.tree[1] <= y[i]) {
            y[i] -= seg.tree[1];
            ans += seg.tree[1];
            while (!s.empty()) {
                ll fir = *s.begin();
                s.erase(s.begin());
                seg.update(1, 1, N, fir+1, -x[fir]);
                x[fir] = 0;
            }
        }
        else {
            ll idx = seg.FindRight(1, 1, N, y[i]);
            ans += y[i];
            while (true) {
                auto it = s.upper_bound(idx-1);
                if (it == s.end()) break;
                seg.update(1, 1, N, *it+1, -x[*it]);
                y[i] -= x[*it];
                x[*it] = 0;
                s.erase(it);
            }
            auto it = s.lower_bound(idx-1);
            assert(it != s.end());
            x[*it] -= y[i];
            seg.update(1, 1, N, *it+1, -y[i]);
            y[i] = 0;
        }
    }
    for (ll i=0; i<N; i++) {
        ll t = min(x[i], y[i]);
        x[i] -= t;
        y[i] -= t;
    }
    for (ll i=0; i<N; i++) {
        ans -= y[i];
    }

    cout << ans << '\n';
}

Compilation message

Main.cpp: In member function 'void SegmentTree::init(ll)':
Main.cpp:11:32: warning: suggest parentheses around '+' inside '<<' [-Wparentheses]
   11 |         ll sz = 1 << __lg(n-1) + 2;
      |                      ~~~~~~~~~~^~~
Main.cpp: In member function 'void SegmentTree::update(ll, ll, ll, ll, ll)':
Main.cpp:20:20: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   20 |         ll mid = s + e >> 1;
      |                  ~~^~~
Main.cpp: In member function 'll SegmentTree::FindRight(ll, ll, ll, ll)':
Main.cpp:28:20: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   28 |         ll mid = s + e >> 1;
      |                  ~~^~~

Subtask #1
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct

Subtask #2
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 80 ms 27212 KB Output is correct
6 Correct 63 ms 13140 KB Output is correct
7 Correct 71 ms 13144 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct

Subtask #3
19.0 / 19.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 85 ms 27288 KB Output is correct
3 Correct 58 ms 13148 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 109 ms 13396 KB Output is correct
11 Correct 125 ms 13488 KB Output is correct
12 Correct 108 ms 13400 KB Output is correct
13 Correct 105 ms 13352 KB Output is correct
14 Correct 83 ms 14260 KB Output is correct
15 Correct 87 ms 13764 KB Output is correct
16 Correct 98 ms 13392 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct

Subtask #4
24.0 / 24.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 344 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 0 ms 348 KB Output is correct
52 Correct 0 ms 348 KB Output is correct
53 Correct 0 ms 348 KB Output is correct
54 Correct 0 ms 348 KB Output is correct
55 Correct 0 ms 348 KB Output is correct
56 Correct 0 ms 348 KB Output is correct
57 Correct 0 ms 348 KB Output is correct
58 Correct 0 ms 348 KB Output is correct
59 Correct 0 ms 348 KB Output is correct
60 Correct 0 ms 344 KB Output is correct
61 Correct 0 ms 348 KB Output is correct
62 Correct 0 ms 348 KB Output is correct
63 Correct 0 ms 348 KB Output is correct
64 Correct 0 ms 348 KB Output is correct
65 Correct 0 ms 348 KB Output is correct
66 Correct 0 ms 348 KB Output is correct
67 Correct 0 ms 348 KB Output is correct
68 Correct 0 ms 348 KB Output is correct
69 Correct 0 ms 348 KB Output is correct
70 Correct 0 ms 348 KB Output is correct
71 Correct 0 ms 348 KB Output is correct
72 Correct 0 ms 348 KB Output is correct
73 Correct 0 ms 348 KB Output is correct
74 Correct 0 ms 348 KB Output is correct
75 Correct 0 ms 348 KB Output is correct
76 Correct 0 ms 348 KB Output is correct
77 Correct 0 ms 348 KB Output is correct
78 Correct 0 ms 348 KB Output is correct
79 Correct 0 ms 344 KB Output is correct
80 Correct 0 ms 348 KB Output is correct
81 Correct 0 ms 348 KB Output is correct
82 Correct 0 ms 348 KB Output is correct
83 Correct 0 ms 348 KB Output is correct
84 Correct 0 ms 348 KB Output is correct
85 Correct 0 ms 348 KB Output is correct
86 Correct 0 ms 348 KB Output is correct
87 Correct 0 ms 348 KB Output is correct
88 Correct 0 ms 348 KB Output is correct
89 Correct 0 ms 348 KB Output is correct
90 Correct 0 ms 348 KB Output is correct
91 Correct 0 ms 348 KB Output is correct

Subtask #5
32.0 / 32.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 80 ms 27212 KB Output is correct
27 Correct 63 ms 13140 KB Output is correct
28 Correct 71 ms 13144 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 85 ms 27288 KB Output is correct
34 Correct 58 ms 13148 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 109 ms 13396 KB Output is correct
42 Correct 125 ms 13488 KB Output is correct
43 Correct 108 ms 13400 KB Output is correct
44 Correct 105 ms 13352 KB Output is correct
45 Correct 83 ms 14260 KB Output is correct
46 Correct 87 ms 13764 KB Output is correct
47 Correct 98 ms 13392 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 0 ms 348 KB Output is correct
52 Correct 0 ms 348 KB Output is correct
53 Correct 0 ms 348 KB Output is correct
54 Correct 0 ms 348 KB Output is correct
55 Correct 0 ms 348 KB Output is correct
56 Correct 0 ms 348 KB Output is correct
57 Correct 0 ms 348 KB Output is correct
58 Correct 0 ms 348 KB Output is correct
59 Correct 0 ms 348 KB Output is correct
60 Correct 0 ms 348 KB Output is correct
61 Correct 0 ms 348 KB Output is correct
62 Correct 0 ms 348 KB Output is correct
63 Correct 0 ms 348 KB Output is correct
64 Correct 0 ms 348 KB Output is correct
65 Correct 0 ms 348 KB Output is correct
66 Correct 0 ms 348 KB Output is correct
67 Correct 0 ms 348 KB Output is correct
68 Correct 0 ms 348 KB Output is correct
69 Correct 0 ms 348 KB Output is correct
70 Correct 0 ms 348 KB Output is correct
71 Correct 0 ms 348 KB Output is correct
72 Correct 0 ms 344 KB Output is correct
73 Correct 0 ms 348 KB Output is correct
74 Correct 0 ms 348 KB Output is correct
75 Correct 0 ms 348 KB Output is correct
76 Correct 0 ms 348 KB Output is correct
77 Correct 0 ms 348 KB Output is correct
78 Correct 0 ms 348 KB Output is correct
79 Correct 0 ms 348 KB Output is correct
80 Correct 0 ms 348 KB Output is correct
81 Correct 0 ms 348 KB Output is correct
82 Correct 0 ms 348 KB Output is correct
83 Correct 0 ms 348 KB Output is correct
84 Correct 0 ms 348 KB Output is correct
85 Correct 0 ms 348 KB Output is correct
86 Correct 0 ms 348 KB Output is correct
87 Correct 0 ms 348 KB Output is correct
88 Correct 0 ms 344 KB Output is correct
89 Correct 0 ms 348 KB Output is correct
90 Correct 0 ms 348 KB Output is correct
91 Correct 0 ms 348 KB Output is correct
92 Correct 0 ms 348 KB Output is correct
93 Correct 0 ms 348 KB Output is correct
94 Correct 0 ms 348 KB Output is correct
95 Correct 0 ms 348 KB Output is correct
96 Correct 0 ms 348 KB Output is correct
97 Correct 0 ms 348 KB Output is correct
98 Correct 0 ms 348 KB Output is correct
99 Correct 0 ms 348 KB Output is correct
100 Correct 0 ms 348 KB Output is correct
101 Correct 0 ms 348 KB Output is correct
102 Correct 0 ms 348 KB Output is correct
103 Correct 0 ms 348 KB Output is correct
104 Correct 0 ms 348 KB Output is correct
105 Correct 0 ms 348 KB Output is correct
106 Correct 0 ms 348 KB Output is correct
107 Correct 0 ms 344 KB Output is correct
108 Correct 0 ms 348 KB Output is correct
109 Correct 0 ms 348 KB Output is correct
110 Correct 0 ms 348 KB Output is correct
111 Correct 0 ms 348 KB Output is correct
112 Correct 0 ms 348 KB Output is correct
113 Correct 0 ms 348 KB Output is correct
114 Correct 0 ms 348 KB Output is correct
115 Correct 0 ms 348 KB Output is correct
116 Correct 0 ms 348 KB Output is correct
117 Correct 0 ms 348 KB Output is correct
118 Correct 0 ms 348 KB Output is correct
119 Correct 0 ms 348 KB Output is correct
120 Correct 1 ms 348 KB Output is correct
121 Correct 0 ms 348 KB Output is correct
122 Correct 0 ms 348 KB Output is correct
123 Correct 0 ms 348 KB Output is correct
124 Correct 0 ms 348 KB Output is correct
125 Correct 0 ms 348 KB Output is correct
126 Correct 0 ms 348 KB Output is correct
127 Correct 0 ms 348 KB Output is correct
128 Correct 0 ms 348 KB Output is correct
129 Correct 0 ms 348 KB Output is correct
130 Correct 0 ms 348 KB Output is correct
131 Correct 0 ms 348 KB Output is correct
132 Correct 0 ms 348 KB Output is correct
133 Correct 0 ms 348 KB Output is correct
134 Correct 0 ms 348 KB Output is correct
135 Correct 0 ms 348 KB Output is correct
136 Correct 0 ms 348 KB Output is correct
137 Correct 0 ms 348 KB Output is correct
138 Correct 0 ms 348 KB Output is correct
139 Correct 0 ms 348 KB Output is correct
140 Correct 0 ms 348 KB Output is correct
141 Correct 0 ms 348 KB Output is correct
142 Correct 0 ms 348 KB Output is correct
143 Correct 82 ms 27420 KB Output is correct
144 Correct 57 ms 13356 KB Output is correct
145 Correct 65 ms 13148 KB Output is correct
146 Correct 0 ms 344 KB Output is correct
147 Correct 0 ms 348 KB Output is correct
148 Correct 0 ms 348 KB Output is correct
149 Correct 0 ms 348 KB Output is correct
150 Correct 0 ms 348 KB Output is correct
151 Correct 0 ms 348 KB Output is correct
152 Correct 106 ms 13384 KB Output is correct
153 Correct 110 ms 13396 KB Output is correct
154 Correct 123 ms 13396 KB Output is correct
155 Correct 129 ms 13384 KB Output is correct
156 Correct 91 ms 14160 KB Output is correct
157 Correct 84 ms 13400 KB Output is correct
158 Correct 103 ms 13384 KB Output is correct
159 Correct 0 ms 348 KB Output is correct
160 Correct 0 ms 348 KB Output is correct
161 Correct 0 ms 348 KB Output is correct
162 Correct 0 ms 348 KB Output is correct
163 Correct 0 ms 348 KB Output is correct
164 Correct 0 ms 348 KB Output is correct
165 Correct 0 ms 348 KB Output is correct
166 Correct 0 ms 348 KB Output is correct
167 Correct 0 ms 348 KB Output is correct
168 Correct 0 ms 348 KB Output is correct
169 Correct 0 ms 348 KB Output is correct
170 Correct 0 ms 348 KB Output is correct
171 Correct 0 ms 348 KB Output is correct
172 Correct 0 ms 348 KB Output is correct
173 Correct 0 ms 348 KB Output is correct
174 Correct 0 ms 348 KB Output is correct
175 Correct 0 ms 348 KB Output is correct
176 Correct 0 ms 348 KB Output is correct
177 Correct 0 ms 348 KB Output is correct
178 Correct 0 ms 348 KB Output is correct
179 Correct 0 ms 348 KB Output is correct
180 Correct 0 ms 348 KB Output is correct
181 Correct 0 ms 348 KB Output is correct
182 Correct 0 ms 348 KB Output is correct
183 Correct 0 ms 348 KB Output is correct
184 Correct 0 ms 348 KB Output is correct
185 Correct 0 ms 348 KB Output is correct
186 Correct 0 ms 344 KB Output is correct
187 Correct 0 ms 348 KB Output is correct
188 Correct 0 ms 348 KB Output is correct
189 Correct 0 ms 348 KB Output is correct
190 Correct 0 ms 344 KB Output is correct
191 Correct 0 ms 348 KB Output is correct
192 Correct 0 ms 348 KB Output is correct
193 Correct 0 ms 348 KB Output is correct
194 Correct 0 ms 348 KB Output is correct
195 Correct 0 ms 348 KB Output is correct
196 Correct 0 ms 348 KB Output is correct
197 Correct 86 ms 21288 KB Output is correct
198 Correct 78 ms 13352 KB Output is correct
199 Correct 66 ms 13148 KB Output is correct
200 Correct 90 ms 25828 KB Output is correct
201 Correct 160 ms 27328 KB Output is correct
202 Correct 157 ms 27220 KB Output is correct
203 Correct 89 ms 25936 KB Output is correct
204 Correct 159 ms 27432 KB Output is correct
205 Correct 190 ms 27220 KB Output is correct
206 Correct 75 ms 17628 KB Output is correct
207 Correct 68 ms 13356 KB Output is correct
208 Correct 70 ms 13136 KB Output is correct
209 Correct 107 ms 21844 KB Output is correct
210 Correct 133 ms 13364 KB Output is correct
211 Correct 108 ms 13356 KB Output is correct
212 Correct 82 ms 23432 KB Output is correct
213 Correct 133 ms 15024 KB Output is correct
214 Correct 132 ms 13404 KB Output is correct
215 Correct 79 ms 27220 KB Output is correct
216 Correct 104 ms 27428 KB Output is correct
217 Correct 81 ms 27472 KB Output is correct
218 Correct 121 ms 27280 KB Output is correct
219 Correct 0 ms 348 KB Output is correct
220 Correct 0 ms 348 KB Output is correct
221 Correct 0 ms 348 KB Output is correct
222 Correct 0 ms 348 KB Output is correct
223 Correct 0 ms 348 KB Output is correct