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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#215263#2643. gcdThySecret1001070ms22308kbC++112.3kb2024-11-27 20:59:042024-11-27 23:39:12

answer

#include <bits/stdc++.h>

using namespace std;

#define int long long
#define x first
#define y second
#define File(a) freopen(a".in", "r", stdin), freopen(a".out", "w", stdout)

inline void debug() { cerr << '\n'; }
template<typename Type, typename... Other>
inline void debug(const Type& x, const Other&... y) { cerr << x << ' '; debug(y...); }
#define DEBUG(a...) cerr << "[" << #a << "] = ", debug(a);

typedef long long LL;
typedef pair<int, int> PII;

const int N = 300010;
const int INF = 0x3f3f3f3f;

template<typename Type>
inline void read(Type &res)
{
    res = 0;
    int ch = getchar(), flag = 0;
    while (!isdigit(ch)) flag |= ch == '-', ch = getchar();
    while (isdigit(ch)) res = (res << 3) + (res << 1) + (ch ^ 48), ch = getchar();
    res = flag ? -res : res;
}
template<typename Type, typename... Other>
inline void read(Type &res, Other&... y) { read(res), read(y...); }

int n, q, a[N];
int stb[N][20], tot;
PII query[N];

void Init()
{
    for (int i = 1; i <= n; i ++) stb[i][0] = a[i];
    for (int k = 1; k < 20; k ++)
        for (int i = 1; i + (1 << k) - 1 <= n; i ++)
            stb[i][k] = __gcd(stb[i][k - 1], stb[i + (1 << k - 1)][k - 1]);
}

int Query(int l, int r)
{
    int k = __lg(r - l + 1);
    return __gcd(stb[l][k], stb[r - (1 << k) + 1][k]);
}

// vector<PII> segs[N];
int ans[N];

unordered_map<int, int> mp;

signed main()
{
    read(n);
    for (int i = 1; i <= n; i ++) read(a[i]);
    read(q);
    for (int i = 1; i <= q; i ++)
    {
        read(query[i].x), query[i].y = i;
        if (!mp.count(query[i].x)) mp[query[i].x] = ++ tot;
    }
    Init();

    // DEBUG(Query(4, 5), Query(4, 6), Query(4, 7));

    for (int i = 1; i <= n; i ++)
    {
        int idx = i;
        while (idx <= n)
        {
            int l = idx, r = n, res = -1;
            while (l <= r)
            {
                int mid = l + r >> 1;
                if (Query(i, mid) == Query(i, idx)) res = mid, l = mid + 1;
                else r = mid - 1;
            }
            if (mp.count(Query(i, res)))
                ans[mp[Query(i, res)]] += res - idx + 1;
            /* segs[i].emplace_back(idx, res),  */idx = res + 1;
        }
    }

    for (int i = 1; i <= q; i ++)
        cout << ans[mp[query[i].x]] << '\n';
    cout << '\n';

    return 0;
}

详细

小提示:点击横条可展开更详细的信息

Test #1:

score: 10
Accepted
time: 35ms
memory: 6076kb

input:

1071
546 2340 8190 420 6300 1050 40950 25 23400 195 2340 630 195 40950 2184 504 525 130 2340 1800 39...

output:

29
568770
132
197
63
84
197
63
1099
568770
29
164
22
113
197
84
1099
568770
197
197
568770
716
132
6...

result:

ok 253041 lines

Test #2:

score: 10
Accepted
time: 36ms
memory: 6376kb

input:

2878
728 50 420 4200 25 200 4 81900 546 195 11700 900 900 42 1092 520 6 36 6552 150 18200 130 585 28...

output:

183
440
521
100
3619
1310
183
201
100
521
100
468
129
331
468
4128473
100
440
183
4128473
4128473
13...

result:

ok 278290 lines

Test #3:

score: 10
Accepted
time: 36ms
memory: 6176kb

input:

1685
1365 225 40 9 3900 3900 2100 105 120 25 8 2184 2184 10 2100 23400 780 600 325 32760 4680 260 39...

output:

1412451
1545
220
47
925
1412451
1412451
925
90
330
220
196
90
815
94
92
90
1412451
92
248
815
248
81...

result:

ok 253539 lines

Test #4:

score: 10
Accepted
time: 36ms
memory: 6476kb

input:

3492
1820 9100 45 8190 72 50 3276 260 14 8 24 65 910 5850 150 520 23400 520 700 2730 300 72 728 70 2...

output:

1954
1954
1940
2980
165
565
165
135
538
2980
569
1954
6081994
2980
165
178
1954
569
422
569
1954
538...

result:

ok 278788 lines

Test #5:

score: 10
Accepted
time: 165ms
memory: 16668kb

input:

65614
4680 3900 2340 6825 5 1560 780 12600 75 140 156 50 3276 182 315 52 5460 40950 20475 14 78 2340...

output:

10574
1873
1873
10249
3685
3735
10249
2152307887
10249
10249
1873
7058
10261
3672
2152307887
10249
1...

result:

ok 288360 lines

Test #6:

score: 10
Accepted
time: 245ms
memory: 22184kb

input:

99228
11700 1400 35 1260 2520 975 56 100 18200 468 20 1560 450 900 36 468 9 4 56 650 195 3 468 4680 ...

output:

16046
2780
15425
51019
5415
16035
11219
11219
16046
5417
51019
16035
15425
16035
5417
5517
51019
278...

result:

ok 288858 lines

Test #7:

score: 10
Accepted
time: 89ms
memory: 10180kb

input:

26035
39 900 315 1400 130 2600 7800 4095 234 36 200 25 312 1092 252 780 90 23400 1 4680 104 2 54600 ...

output:

13708
638
4405
4405
4175
4405
1333
4238
638
13173
4238
2712
1360
1333
4405
13173
4175
4405
2712
2712...

result:

ok 280460 lines

Test #8:

score: 10
Accepted
time: 117ms
memory: 12928kb

input:

42842
468 325 390 1 120 150 6552 60 840 780 7800 126 35 140 40950 81900 6300 75 1050 210 6300 700 45...

output:

6626
2410
7045
917526742
2410
2354
917526742
4904
2354
2456
917526742
917526742
7148
2354
7045
7148
...

result:

ok 255709 lines

Test #9:

score: 10
Accepted
time: 203ms
memory: 18444kb

input:

76456
8190 700 32760 27300 2100 24 3 126 1820 150 280 9100 104 3900 520 27300 65 1638 4095 273 450 1...

output:

12422
2922417371
12341
12121
8442
4236
38390
12422
4273
2030
4236
4155
41537
38390
2922417371
4236
8...

result:

ok 256207 lines

Test #10:

score: 10
Accepted
time: 108ms
memory: 22308kb

input:

100000
2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2...

output:

5000050000
5000050000
5000050000
5000050000
5000050000
5000050000
5000050000
5000050000
5000050000
5...

result:

ok 300000 lines