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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#509624 | #1436. Split in Sets | c20230201 | WA | 0ms | 3780kb | C++14 | 1.4kb | 2024-08-08 16:35:33 | 2024-08-08 16:35:33 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
const ll maxn=1e5+5, mo=1e9+7;
ll a[maxn];
int main() {
ios::sync_with_stdio(false);
cin.tie(0), cout.tie(0);
ll n,k; cin>>n>>k;
for(ll i=1;i<=n;i++) cin>>a[i];
ll ans=1, val=0;
for(ll i=29;i>=0;i--) {
ll cnt=0;
vector<ll> vec;
for(ll j=1;j<=n;j++) {
if((a[j]>>i)&1) cnt++;
else vec.push_back(a[j]);
}
if(cnt<k) {
for(ll j=1;j<=n;j++) if((a[j]>>i)&1) val+= a[j]&((1<<i+1)-1);
for(ll j=k;j>k-cnt;j--) ans=ans*j%mo;
n-=cnt, k-= cnt;
for(ll j=1;j<=n-cnt;j++) a[j]=vec[j-1];
}else {
if(vec.size()==0) {
if(cnt>k) val+= k*(1<<i);
else {
for(ll j=1;j<=k;j++) val+= a[j]&((1<<i+1)-1);
for(ll j=k;j>=1;j--) ans=ans*j%mo;
break;
}
}else {
ll x=vec[0];
for(ll j=1;j<vec.size();j++) x&=vec[j];
vec.clear();
for(ll j=1;j<=n;j++) if((a[j]>>i)&1) vec.push_back(a[j]);
vec.push_back(x);
n=vec.size();
for(ll j=1;j<=n;j++) a[j]=vec[j-1];
val+= (k-1)*(1<<i);
}
}
}
cout<<val<<' '<<ans<<'\n';
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3780kb
input:
3 2 4 7 5
output:
11 2
result:
ok 2 tokens
Test #2:
score: 0
Accepted
time: 0ms
memory: 3768kb
input:
4 1 44 47 74 77
output:
8 1
result:
ok 2 tokens
Test #3:
score: 0
Accepted
time: 0ms
memory: 3528kb
input:
4 4 44 47 74 77
output:
242 24
result:
ok 2 tokens
Test #4:
score: -100
Wrong Answer
time: 0ms
memory: 3556kb
input:
1000 975 633065 7087 25267 3940676 618039 1695 2043 728466935 3498 13604984 4 99 119488 151315 12 32 52705062 26815 1902279 33952 480604 390647001 60 1 12566875 7591859 6 119892 7829822 2129 4 11644639 17 33200 5330 338 2 9 6862 3781 148087 57 198 13224999 10493180 1 5755424 216 1757297 210 1002623 ...
output:
35119198987 373564662
result:
wrong answer 1st words differ - expected: '35467198613', found: '35119198987'