QOJ.ac
QOJ
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| #963945 | #10030. Grand Prix of Array Count | Afterlife# | WA | 19ms | 3712kb | C++20 | 487b | 2025-04-04 15:21:09 | 2025-04-04 15:21:09 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
#define int long long
const int P=1e9+7;
int n,k;
signed main()
{
ios::sync_with_stdio(false);
cin.tie(0);
cin>>n>>k;
if(__builtin_popcountll(n-1)==1)
cout<<k%P*(k%P)%P<<"\n";
else
{
int ans=0;
for(int i=1,j;i<=k;i=j+1)
{
j=k/(k/i);
int u=k/i%P;
ans=(ans+u*u%P*((j-i+1)%P))%P;
}
cout<<ans<<"\n";
}
}
詳細信息
Test #1:
score: 100
Accepted
time: 1ms
memory: 3584kb
input:
5 2
output:
4
result:
ok 1 number(s): "4"
Test #2:
score: 0
Accepted
time: 0ms
memory: 3712kb
input:
32 5
output:
32
result:
ok 1 number(s): "32"
Test #3:
score: 0
Accepted
time: 0ms
memory: 3584kb
input:
5 3
output:
9
result:
ok 1 number(s): "9"
Test #4:
score: 0
Accepted
time: 0ms
memory: 3584kb
input:
5 4
output:
16
result:
ok 1 number(s): "16"
Test #5:
score: 0
Accepted
time: 0ms
memory: 3584kb
input:
5 5
output:
25
result:
ok 1 number(s): "25"
Test #6:
score: 0
Accepted
time: 0ms
memory: 3584kb
input:
6 2
output:
5
result:
ok 1 number(s): "5"
Test #7:
score: 0
Accepted
time: 1ms
memory: 3712kb
input:
6 3
output:
11
result:
ok 1 number(s): "11"
Test #8:
score: 0
Accepted
time: 0ms
memory: 3584kb
input:
6 4
output:
22
result:
ok 1 number(s): "22"
Test #9:
score: 0
Accepted
time: 0ms
memory: 3584kb
input:
6 5
output:
32
result:
ok 1 number(s): "32"
Test #10:
score: 0
Accepted
time: 0ms
memory: 3584kb
input:
6 6
output:
52
result:
ok 1 number(s): "52"
Test #11:
score: 0
Accepted
time: 0ms
memory: 3712kb
input:
1000000000000 2
output:
5
result:
ok 1 number(s): "5"
Test #12:
score: 0
Accepted
time: 0ms
memory: 3584kb
input:
1000000000000 3
output:
11
result:
ok 1 number(s): "11"
Test #13:
score: 0
Accepted
time: 0ms
memory: 3584kb
input:
1000000000000 4
output:
22
result:
ok 1 number(s): "22"
Test #14:
score: 0
Accepted
time: 0ms
memory: 3584kb
input:
1000000000000 5
output:
32
result:
ok 1 number(s): "32"
Test #15:
score: 0
Accepted
time: 19ms
memory: 3584kb
input:
1000000000000 1000000000000
output:
840670140
result:
ok 1 number(s): "840670140"
Test #16:
score: 0
Accepted
time: 19ms
memory: 3584kb
input:
1000000000000 999999999999
output:
451060960
result:
ok 1 number(s): "451060960"
Test #17:
score: -100
Wrong Answer
time: 19ms
memory: 3584kb
input:
999999999999 999999999999
output:
451060960
result:
wrong answer 1st numbers differ - expected: '49014001', found: '451060960'