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답안 #780402

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
780402 2023-07-12T08:49:13 Z 이동현(#10007) 역사적 조사 (JOI14_historical) C++17
40 / 100
 4000 ms 80128 KB 
#include <bits/stdc++.h>
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
using namespace std;

const int NS = (int)1e5 + 4, SZ = (int)5e6 + 4;
int n, q;
int B = 400;
int a[NS];
int srt[NS];
int cnt[NS];
long long ans[NS];
struct ran{
    int l, r, id;
    bool operator<(const ran&R)const{
        return l / B < R.l / B || (l / B == R.l / B && ((r < R.r) ^ (l / B % 2)));
    }
}que[NS];

long long val[SZ], id[SZ];
int hn;
long long imsi;

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);

    register int i, l, r;

    cin >> n >> q;
    for(i = 0; i < n; ++i){
        cin >> a[i];
        srt[i] = a[i];
    }
    sort(srt, srt + n);
    for(i = 0; i < n; ++i){
        a[i] = lower_bound(srt, srt + n, a[i]) - srt;
    }
    for(i = 0; i < q; ++i){
        cin >> que[i].l >> que[i].r;
        --que[i].l, --que[i].r;
        que[i].id = i;
    }
    sort(que, que + q);

    r = -1, l = 0;
    for(i = 0; i < q; ++i){
        while(r < que[i].r){
            ++r;
            ++cnt[a[r]];

            val[++hn] = (long long)srt[a[r]] * cnt[a[r]];
            id[hn] = a[r];

            int now = hn, nxt;
            while(now > 1 && val[now] > val[nxt = (now >> 1)]){
                imsi = val[now], val[now] = val[nxt], val[nxt] = imsi;
                imsi = id[now], id[now] = id[nxt], id[nxt] = imsi;
                now = nxt;
            }
        }
        while(l > que[i].l){
            --l;
            ++cnt[a[l]];
            val[++hn] = (long long)srt[a[l]] * cnt[a[l]];
            id[hn] = a[l];

            int now = hn, nxt;
            while(now > 1 && val[now] > val[nxt = (now >> 1)]){
                imsi = val[now], val[now] = val[nxt], val[nxt] = imsi;
                imsi = id[now], id[now] = id[nxt], id[nxt] = imsi;
                now = nxt;
            }
        }
        while(r > que[i].r){
            --cnt[a[r]];
            val[++hn] = (long long)srt[a[r]] * cnt[a[r]];
            id[hn] = a[r];

            int now = hn, nxt;
            while(now > 1 && val[now] > val[nxt = (now >> 1)]){
                imsi = val[now], val[now] = val[nxt], val[nxt] = imsi;
                imsi = id[now], id[now] = id[nxt], id[nxt] = imsi;
                now = nxt;
            }
            --r;
        }
        while(l < que[i].l){
            --cnt[a[l]];
            val[++hn] = (long long)srt[a[l]] * cnt[a[l]];
            id[hn] = a[l];

            int now = hn, nxt;
            while(now > 1 && val[now] > val[nxt = (now >> 1)]){
                imsi = val[now], val[now] = val[nxt], val[nxt] = imsi;
                imsi = id[now], id[now] = id[nxt], id[nxt] = imsi;
                now = nxt;
            }
            ++l;
        }

        while(hn > 1 && (long long)srt[id[1]] * cnt[id[1]] != val[1]){
            imsi = val[1], val[1] = val[hn], val[hn] = imsi;
            imsi = id[1], id[1] = id[hn], id[hn] = imsi;
            --hn;
            int now = 1, nxt;
            while((nxt = now << 1) + 1 <= hn){
                if(val[nxt] > val[now] && val[nxt] > val[nxt + 1]){
                    imsi = val[now], val[now] = val[nxt], val[nxt] = imsi;
                    imsi = id[now], id[now] = id[nxt], id[nxt] = imsi;
                    now = nxt;
                }
                else if(val[nxt + 1] > val[now]){
                    imsi = val[now], val[now] = val[nxt + 1], val[nxt + 1] = imsi;
                    imsi = id[now], id[now] = id[nxt + 1], id[nxt + 1] = imsi;
                    now = nxt + 1;
                }
                else{
                    break;
                }
            }
            if((nxt = now << 1) <= hn && val[nxt] > val[now]){
                imsi = val[now], val[now] = val[nxt], val[nxt] = imsi;
                imsi = id[now], id[now] = id[nxt], id[nxt] = imsi;
            }
        }

        ans[que[i].id] = val[1];
    }

    for(i = 0; i < q; ++i){
        cout << ans[i] << '\n';
    }
    
    return 0;
}

Compilation message

historic.cpp: In function 'int main()':
historic.cpp:29:18: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   29 |     register int i, l, r;
      |                  ^
historic.cpp:29:21: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   29 |     register int i, l, r;
      |                     ^
historic.cpp:29:24: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   29 |     register int i, l, r;
      |                        ^

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 368 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 368 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 3 ms 468 KB Output is correct
18 Correct 8 ms 1204 KB Output is correct
19 Correct 18 ms 2004 KB Output is correct
20 Correct 45 ms 2472 KB Output is correct
21 Correct 84 ms 2600 KB Output is correct
22 Correct 75 ms 2876 KB Output is correct
23 Correct 71 ms 2268 KB Output is correct
24 Correct 74 ms 2896 KB Output is correct
25 Correct 52 ms 6208 KB Output is correct
26 Correct 62 ms 6044 KB Output is correct
27 Correct 65 ms 5080 KB Output is correct
28 Correct 52 ms 6092 KB Output is correct
29 Correct 64 ms 5376 KB Output is correct
30 Correct 65 ms 4708 KB Output is correct
31 Correct 87 ms 2548 KB Output is correct
32 Correct 66 ms 1960 KB Output is correct
33 Correct 59 ms 5720 KB Output is correct
34 Correct 55 ms 6824 KB Output is correct
35 Correct 43 ms 7812 KB Output is correct

Subtask #3
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 2 ms 468 KB Output is correct
6 Correct 2 ms 436 KB Output is correct
7 Correct 2 ms 724 KB Output is correct
8 Correct 3 ms 852 KB Output is correct
9 Correct 7 ms 1560 KB Output is correct
10 Correct 15 ms 852 KB Output is correct
11 Correct 82 ms 4872 KB Output is correct
12 Correct 36 ms 3252 KB Output is correct
13 Correct 72 ms 7428 KB Output is correct
14 Correct 82 ms 6604 KB Output is correct
15 Correct 92 ms 7536 KB Output is correct
16 Correct 49 ms 6812 KB Output is correct
17 Correct 32 ms 5196 KB Output is correct
18 Correct 57 ms 8312 KB Output is correct
19 Correct 61 ms 8480 KB Output is correct
20 Correct 31 ms 4288 KB Output is correct

Subtask #4
0 / 60.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 368 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 3 ms 468 KB Output is correct
18 Correct 8 ms 1204 KB Output is correct
19 Correct 18 ms 2004 KB Output is correct
20 Correct 45 ms 2472 KB Output is correct
21 Correct 84 ms 2600 KB Output is correct
22 Correct 75 ms 2876 KB Output is correct
23 Correct 71 ms 2268 KB Output is correct
24 Correct 74 ms 2896 KB Output is correct
25 Correct 52 ms 6208 KB Output is correct
26 Correct 62 ms 6044 KB Output is correct
27 Correct 65 ms 5080 KB Output is correct
28 Correct 52 ms 6092 KB Output is correct
29 Correct 64 ms 5376 KB Output is correct
30 Correct 65 ms 4708 KB Output is correct
31 Correct 87 ms 2548 KB Output is correct
32 Correct 66 ms 1960 KB Output is correct
33 Correct 59 ms 5720 KB Output is correct
34 Correct 55 ms 6824 KB Output is correct
35 Correct 43 ms 7812 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 2 ms 468 KB Output is correct
41 Correct 2 ms 436 KB Output is correct
42 Correct 2 ms 724 KB Output is correct
43 Correct 3 ms 852 KB Output is correct
44 Correct 7 ms 1560 KB Output is correct
45 Correct 15 ms 852 KB Output is correct
46 Correct 82 ms 4872 KB Output is correct
47 Correct 36 ms 3252 KB Output is correct
48 Correct 72 ms 7428 KB Output is correct
49 Correct 82 ms 6604 KB Output is correct
50 Correct 92 ms 7536 KB Output is correct
51 Correct 49 ms 6812 KB Output is correct
52 Correct 32 ms 5196 KB Output is correct
53 Correct 57 ms 8312 KB Output is correct
54 Correct 61 ms 8480 KB Output is correct
55 Correct 31 ms 4288 KB Output is correct
56 Correct 170 ms 2944 KB Output is correct
57 Correct 374 ms 7420 KB Output is correct
58 Correct 575 ms 31164 KB Output is correct
59 Correct 1072 ms 58488 KB Output is correct
60 Correct 1163 ms 80128 KB Output is correct
61 Correct 1642 ms 49368 KB Output is correct
62 Correct 2146 ms 13988 KB Output is correct
63 Correct 2228 ms 8316 KB Output is correct
64 Correct 2244 ms 7624 KB Output is correct
65 Correct 2062 ms 5748 KB Output is correct
66 Correct 2759 ms 7544 KB Output is correct
67 Correct 3503 ms 13440 KB Output is correct
68 Execution timed out 4065 ms 72564 KB Time limit exceeded
69 Halted 0 ms 0 KB -