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 |
---|---|---|---|---|---|---|---|---|---|
#193725 | #2643. gcd | wosile | 100 | 1805ms | 21544kb | C++ | 916b | 2023-10-14 11:40:57 | 2023-10-14 13:09:34 |
answer
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
ll g[100005][25];
int n,q;
ll a[100005];
int getd(int x){
int cnt=0;
while(x){
x>>=1;
cnt++;
}
return cnt-1;
}
int gg(int l,int r){
int d=getd(r-l+1);
return __gcd(g[l][d],g[r-(1<<d)+1][d]);
}
map<ll,ll>ans;
int main(){
scanf("%d",&n);
for(int i=1;i<=n;i++)scanf("%lld",&a[i]);
for(int i=1;i<=n;i++)g[i][0]=a[i];
for(int j=1;j<20;j++)for(int i=1;i+(1<<j)-1<=n;i++)g[i][j]=__gcd(g[i][j-1],g[i+(1<<(j-1))][j-1]);
for(int i=1;i<=n;i++){
int lp=i-1;
ll lv=a[i];
while(lp<n){
int L=lp+1,R=n,b=lp+1;
while(L<=R){
int mid=(L+R)/2;
if(gg(i,mid)==lv)L=mid+1,b=mid;
else R=mid-1;
}
ans[lv]+=b-lp;
if(b<n)lv=gg(i,b+1);
lp=b;
}
}
scanf("%d",&q);
while(q--){
ll x;
scanf("%lld",&x);
printf("%lld\n",ans[x]);
}
return 0;
//quod erat demonstrandum
}
详细
小提示:点击横条可展开更详细的信息
Test #1:
score: 10
Accepted
time: 102ms
memory: 1464kb
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: 60ms
memory: 1828kb
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: 49ms
memory: 1584kb
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: 107ms
memory: 1948kb
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: 273ms
memory: 14572kb
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: 418ms
memory: 21396kb
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: 161ms
memory: 6532kb
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: 228ms
memory: 9944kb
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: 279ms
memory: 16776kb
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: 128ms
memory: 21544kb
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