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 |
|---|---|---|---|---|---|---|---|---|---|
| #54668 | #4184. Amusement Arcade | As3b_team_f_masr# | WA | 2ms | 3712kb | C++ | 719b | 2022-10-10 03:05:30 | 2022-10-10 03:05:32 |
Judging History
answer
#include <iostream>
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
#define fi first
#define sc second
const ll mx=1e18;
int main()
{
//ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);
ll x=1;
map<ll,int>mp;
vector<ll> v;
while(x<=mx)
{
mp[x]++;
v.push_back(x);
x*=2;
x+=1;
}
ll n;
cin>>n;
if(n==3)
{
cout<<1;
return 0;
}
n-=3;
for(auto y:v)
{
if(n>y&&mp[n-y])
{
cout<<y+2;
return 0;
}
}
cout<<"impossible";
return 0;
}
/*5 4 6
1 5 3 2
1 2
1 3
1 5
2 4
4 5
3 5
1 3*/
详细
Test #1:
score: 100
Accepted
time: 2ms
memory: 3628kb
input:
7
output:
3
result:
ok
Test #2:
score: 0
Accepted
time: 2ms
memory: 3620kb
input:
15
output:
impossible
result:
ok
Test #3:
score: 0
Accepted
time: 2ms
memory: 3544kb
input:
19
output:
3
result:
ok
Test #4:
score: 0
Accepted
time: 2ms
memory: 3700kb
input:
2049
output:
1025
result:
ok
Test #5:
score: 0
Accepted
time: 2ms
memory: 3712kb
input:
32769
output:
16385
result:
ok
Test #6:
score: 0
Accepted
time: 0ms
memory: 3608kb
input:
536870913
output:
268435457
result:
ok
Test #7:
score: 0
Accepted
time: 2ms
memory: 3620kb
input:
35184372088833
output:
17592186044417
result:
ok
Test #8:
score: 0
Accepted
time: 2ms
memory: 3620kb
input:
2251799813685249
output:
1125899906842625
result:
ok
Test #9:
score: 0
Accepted
time: 2ms
memory: 3616kb
input:
576460752303423489
output:
288230376151711745
result:
ok
Test #10:
score: 0
Accepted
time: 1ms
memory: 3528kb
input:
1027
output:
3
result:
ok
Test #11:
score: 0
Accepted
time: 2ms
memory: 3472kb
input:
2081
output:
33
result:
ok
Test #12:
score: 0
Accepted
time: 2ms
memory: 3552kb
input:
34393292801
output:
33554433
result:
ok
Test #13:
score: -100
Wrong Answer
time: 2ms
memory: 3660kb
input:
1
output:
impossible
result:
wrong output format Expected integer, but "impossible" found