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 |
---|---|---|---|---|---|---|---|---|---|
#215256 | #2643. gcd | a_sad_soul | 80 | 2871ms | 6120kb | C++11 | 1.2kb | 2024-11-27 20:36:24 | 2024-11-27 23:38:36 |
answer
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
const int MAXN = 5e5+10;
ll a[MAXN];
ll gcd(ll a,ll b){
if(b==0)return a;
return gcd(b,a%b);
}
struct node{
int l,r;
ll g;
}tree[MAXN<<2];
#define ls(p)(p<<1)
#define rs(p)(p<<1|1)
void build(int p,int l,int r){
tree[p].l=l,tree[p].r=r;int mid=(l+r)>>1;
if(l==r){
tree[p].g=a[l];
return ;
}
build(ls(p),l,mid),build(rs(p),mid+1,r);
tree[p].g=gcd(tree[ls(p)].g,tree[rs(p)].g);
}
ll query(int p,int L,int R){
int l=tree[p].l,r=tree[p].r,mid=(l+r)>>1;
if(L<=l&&r<=R)return tree[p].g;
if(L<=mid&&mid<R)return gcd(query(ls(p),L,R),query(rs(p),L,R));
if(L<=mid)return query(ls(p),L,R);
return query(rs(p),L,R);
}
int n,q;
int calc(int LL,int L,ll G){
int l=L,r=n,re=0;
while(l<=r){
int mid=(l+r)>>1;
if(query(1,LL,mid)==G)re=mid,l=mid+1;
else r=mid-1;
}
return re;
}
map<ll,ll>ans;
int main(){
scanf("%d",&n);
for(int i=1;i<=n;++i)scanf("%lld",&a[i]);
build(1,1,n);
for(int i=1;i<=n;++i){
int r=i;
while(r<=n){
ll G=query(1,i,r);
int nxt=calc(i,r,G);
ans[G]+=nxt-r+1;
r=nxt+1;
}
}
scanf("%d",&q);
while(q--){
ll x;scanf("%lld",&x);
printf("%lld\n",ans[x]);
}
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: 53ms
memory: 1316kb
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: 80ms
memory: 1396kb
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: 67ms
memory: 1328kb
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: 82ms
memory: 1400kb
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: 985ms
memory: 4116kb
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: 0
Time Limit Exceeded
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:
result:
Test #7:
score: 10
Accepted
time: 361ms
memory: 2476kb
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: 642ms
memory: 3632kb
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: 0
Time Limit Exceeded
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:
result:
Test #10:
score: 10
Accepted
time: 601ms
memory: 6120kb
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