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. gcd | ThySecret | 100 | 1070ms | 22308kb | C++11 | 2.3kb | 2024-11-27 20:59:04 | 2024-11-27 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