oj.uz

답안 #711933

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
711933 2023-03-17T17:01:11 Z kostia244 Fish 2 (JOI22_fish2) C++17
25 / 100
 4000 ms 2080 KB 
#include<bits/stdc++.h>
#define all(x) begin(x), end(x)
using namespace std;
using ll = long long;

int main() {
    cin.tie(0)->sync_with_stdio(0);
    int n, q;
    cin >> n;
    vector<int> a(n);
    for(auto &i : a) cin >> i;
    cin >> q;
    for(int t, l, r, i = 0; i < q; i++) {
        cin >> t >> l >> r;
        --l;
        if(t == 1) {
            a[l] = r;
        } else {
            vector<int> die(n + 1);
            auto add = [&](int l, int r) {
                if(l < r) {
                    die[l]++;
                    die[r]--;
                }
            };

            vector<array<ll, 2>> st;//{right, sum, blocked}
            for(int i = l; i < r; i++) {
                ll sum = 0;
                while(st.size() && a[st.back()[0]] < a[i]) {
                    sum += st.back()[1] + a[st.back()[0]];
                    st.pop_back();
                }
                if(sum < a[i]) {
                    add(st.empty() ? l : st.back()[0] + 1, i);
                }
                st.push_back({i, sum});
            }

            st.clear();//{right, sum, blocked}
            for(int i = r; i-- > l;) {
                ll sum = 0;
                while(st.size() && a[st.back()[0]] < a[i]) {
                    sum += st.back()[1] + a[st.back()[0]];
                    st.pop_back();
                }
                if(sum < a[i]) {//[i + 1; st.back())
                    add(i + 1, st.empty() ? n : st.back()[0]);
                }
                st.push_back({i, sum});
            }//6 4 1 2 6

            int ans = 0, cur = 0;
            for(int i = l; i < r; i++) {
                cur += die[i];
                ans += !cur;
            }
            cout << ans << '\n';
        }
    }
}

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 320 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 2 ms 212 KB Output is correct
6 Correct 3 ms 212 KB Output is correct
7 Correct 1 ms 328 KB Output is correct
8 Correct 2 ms 320 KB Output is correct
9 Correct 4 ms 452 KB Output is correct
10 Correct 2 ms 340 KB Output is correct
11 Correct 3 ms 324 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 3 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 2 ms 212 KB Output is correct
16 Correct 4 ms 212 KB Output is correct
17 Correct 2 ms 212 KB Output is correct
18 Correct 3 ms 212 KB Output is correct
19 Correct 2 ms 212 KB Output is correct
20 Correct 6 ms 328 KB Output is correct

Subtask #2
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 12 ms 1600 KB Output is correct
3 Correct 13 ms 1364 KB Output is correct
4 Correct 12 ms 1620 KB Output is correct
5 Correct 10 ms 1364 KB Output is correct
6 Correct 15 ms 1996 KB Output is correct
7 Correct 10 ms 1236 KB Output is correct
8 Correct 15 ms 1980 KB Output is correct
9 Correct 11 ms 1224 KB Output is correct
10 Correct 13 ms 1608 KB Output is correct
11 Correct 11 ms 1360 KB Output is correct
12 Correct 14 ms 1424 KB Output is correct
13 Correct 10 ms 1352 KB Output is correct
14 Correct 11 ms 1832 KB Output is correct
15 Correct 13 ms 1864 KB Output is correct

Subtask #3
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 320 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 2 ms 212 KB Output is correct
6 Correct 3 ms 212 KB Output is correct
7 Correct 1 ms 328 KB Output is correct
8 Correct 2 ms 320 KB Output is correct
9 Correct 4 ms 452 KB Output is correct
10 Correct 2 ms 340 KB Output is correct
11 Correct 3 ms 324 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 3 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 2 ms 212 KB Output is correct
16 Correct 4 ms 212 KB Output is correct
17 Correct 2 ms 212 KB Output is correct
18 Correct 3 ms 212 KB Output is correct
19 Correct 2 ms 212 KB Output is correct
20 Correct 6 ms 328 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 12 ms 1600 KB Output is correct
23 Correct 13 ms 1364 KB Output is correct
24 Correct 12 ms 1620 KB Output is correct
25 Correct 10 ms 1364 KB Output is correct
26 Correct 15 ms 1996 KB Output is correct
27 Correct 10 ms 1236 KB Output is correct
28 Correct 15 ms 1980 KB Output is correct
29 Correct 11 ms 1224 KB Output is correct
30 Correct 13 ms 1608 KB Output is correct
31 Correct 11 ms 1360 KB Output is correct
32 Correct 14 ms 1424 KB Output is correct
33 Correct 10 ms 1352 KB Output is correct
34 Correct 11 ms 1832 KB Output is correct
35 Correct 13 ms 1864 KB Output is correct
36 Correct 476 ms 1804 KB Output is correct
37 Correct 746 ms 1444 KB Output is correct
38 Correct 844 ms 1440 KB Output is correct
39 Correct 212 ms 1748 KB Output is correct
40 Correct 923 ms 1448 KB Output is correct
41 Correct 900 ms 2080 KB Output is correct
42 Correct 1209 ms 2076 KB Output is correct
43 Correct 1033 ms 1332 KB Output is correct
44 Correct 1199 ms 1328 KB Output is correct
45 Correct 513 ms 1716 KB Output is correct
46 Correct 706 ms 1804 KB Output is correct
47 Correct 1069 ms 1400 KB Output is correct
48 Correct 360 ms 1364 KB Output is correct
49 Correct 1188 ms 1412 KB Output is correct
50 Correct 547 ms 1992 KB Output is correct
51 Correct 2426 ms 1916 KB Output is correct
52 Correct 2610 ms 1920 KB Output is correct

Subtask #4
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 12 ms 1600 KB Output is correct
3 Correct 13 ms 1364 KB Output is correct
4 Correct 12 ms 1620 KB Output is correct
5 Correct 10 ms 1364 KB Output is correct
6 Correct 15 ms 1996 KB Output is correct
7 Correct 10 ms 1236 KB Output is correct
8 Correct 15 ms 1980 KB Output is correct
9 Correct 11 ms 1224 KB Output is correct
10 Correct 13 ms 1608 KB Output is correct
11 Correct 11 ms 1360 KB Output is correct
12 Correct 14 ms 1424 KB Output is correct
13 Correct 10 ms 1352 KB Output is correct
14 Correct 11 ms 1832 KB Output is correct
15 Correct 13 ms 1864 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Execution timed out 4014 ms 1728 KB Time limit exceeded
18 Halted 0 ms 0 KB -

Subtask #5
0 / 35.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 12 ms 1600 KB Output is correct
3 Correct 13 ms 1364 KB Output is correct
4 Correct 12 ms 1620 KB Output is correct
5 Correct 10 ms 1364 KB Output is correct
6 Correct 15 ms 1996 KB Output is correct
7 Correct 10 ms 1236 KB Output is correct
8 Correct 15 ms 1980 KB Output is correct
9 Correct 11 ms 1224 KB Output is correct
10 Correct 13 ms 1608 KB Output is correct
11 Correct 11 ms 1360 KB Output is correct
12 Correct 14 ms 1424 KB Output is correct
13 Correct 10 ms 1352 KB Output is correct
14 Correct 11 ms 1832 KB Output is correct
15 Correct 13 ms 1864 KB Output is correct
16 Correct 1 ms 320 KB Output is correct
17 Execution timed out 4035 ms 1980 KB Time limit exceeded
18 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 320 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 2 ms 212 KB Output is correct
6 Correct 3 ms 212 KB Output is correct
7 Correct 1 ms 328 KB Output is correct
8 Correct 2 ms 320 KB Output is correct
9 Correct 4 ms 452 KB Output is correct
10 Correct 2 ms 340 KB Output is correct
11 Correct 3 ms 324 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 3 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 2 ms 212 KB Output is correct
16 Correct 4 ms 212 KB Output is correct
17 Correct 2 ms 212 KB Output is correct
18 Correct 3 ms 212 KB Output is correct
19 Correct 2 ms 212 KB Output is correct
20 Correct 6 ms 328 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 12 ms 1600 KB Output is correct
23 Correct 13 ms 1364 KB Output is correct
24 Correct 12 ms 1620 KB Output is correct
25 Correct 10 ms 1364 KB Output is correct
26 Correct 15 ms 1996 KB Output is correct
27 Correct 10 ms 1236 KB Output is correct
28 Correct 15 ms 1980 KB Output is correct
29 Correct 11 ms 1224 KB Output is correct
30 Correct 13 ms 1608 KB Output is correct
31 Correct 11 ms 1360 KB Output is correct
32 Correct 14 ms 1424 KB Output is correct
33 Correct 10 ms 1352 KB Output is correct
34 Correct 11 ms 1832 KB Output is correct
35 Correct 13 ms 1864 KB Output is correct
36 Correct 476 ms 1804 KB Output is correct
37 Correct 746 ms 1444 KB Output is correct
38 Correct 844 ms 1440 KB Output is correct
39 Correct 212 ms 1748 KB Output is correct
40 Correct 923 ms 1448 KB Output is correct
41 Correct 900 ms 2080 KB Output is correct
42 Correct 1209 ms 2076 KB Output is correct
43 Correct 1033 ms 1332 KB Output is correct
44 Correct 1199 ms 1328 KB Output is correct
45 Correct 513 ms 1716 KB Output is correct
46 Correct 706 ms 1804 KB Output is correct
47 Correct 1069 ms 1400 KB Output is correct
48 Correct 360 ms 1364 KB Output is correct
49 Correct 1188 ms 1412 KB Output is correct
50 Correct 547 ms 1992 KB Output is correct
51 Correct 2426 ms 1916 KB Output is correct
52 Correct 2610 ms 1920 KB Output is correct
53 Correct 1 ms 212 KB Output is correct
54 Execution timed out 4014 ms 1728 KB Time limit exceeded
55 Halted 0 ms 0 KB -