#include<bits/stdc++.h>
#define mp make_pair
#define pb push_back
#define ii pair<int,int>
#define all(x) (x).begin(),(x).end()
#define INF 100000000000000000
#define modulo 1000000007
#define mod 998244353
#define int long long int
using namespace std;
void merge_sort(vector<int>&A,vector<int>&B,int x){
vector<int>ans;
int ind=0;
for(int i=0;i<A.size();i++){
if(i==x)continue;
while(ind<B.size()&&B[ind]<A[i])ans.pb(B[ind++]);
ans.pb(A[i]);
}
while(ind<B.size())ans.pb(B[ind++]);
swap(B,ans);
}
int32_t main(){
ios_base::sync_with_stdio(false);
cin.tie(NULL);
// freopen("q.gir","r",stdin);
// freopen("q.cik","w",stdout);
int n,ans=0;
cin>>n;
vector<int>A(n);
vector<int>P(n);
vector<int>V(n);
vector<int>cnt(n,0);
vector<int>ptr(n);
for(int i=0;i<n;i++){
cin>>A[i];A[i]--;
cnt[A[i]]++;
ptr[i]=i;
}
for(int i=0;i<n;i++){
if(cnt[i]==0)continue;
int c=cnt[i];
int ind=i;
while(c>0){
c--;
if(c==0)break;
ind++;
while(ptr[ind%n]!=ind%n)ind=ptr[ind%n];
c+=cnt[(ind)%n];
}
ptr[i]=(ind+1)%n;
if(i<ptr[i])
i=ptr[i];
else break;
}
int mx=0,ind=-1;
for(int i=0;i<n;i++){
if(cnt[i]==0)continue;
if(ptr[i]<=i){
if(mx<ptr[i]+n-i){
mx=ptr[i]+n-i;
ind=i;
}
}
else if(mx<ptr[i]-i){
mx=ptr[i]-i;
ind=i;
}
}
for(int i=0;i<n;i++)cin>>P[i];
for(int i=0;i<n;i++)cin>>V[i];
vector<int> data[n];
for(int i=0;i<n;i++){
data[A[i]].pb(V[i]);
}
for(int i=0;i<n;i++)sort(all(data[i]));
for(int k=0;k<n;k++,ind=(ind+1)%n){
int i=upper_bound(all(data[ind]),P[ind])-data[ind].begin();
if(i==data[ind].size())i=0;
else ans++;
merge_sort(data[ind],data[(ind+1)%n],i);
}
cout<<ans;
}
Compilation message
kralj.cpp: In function 'void merge_sort(std::vector<long long int>&, std::vector<long long int>&, long long int)':
kralj.cpp:14:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0;i<A.size();i++){
~^~~~~~~~~
kralj.cpp:16:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
while(ind<B.size()&&B[ind]<A[i])ans.pb(B[ind++]);
~~~^~~~~~~~~
kralj.cpp:19:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
while(ind<B.size())ans.pb(B[ind++]);
~~~^~~~~~~~~
kralj.cpp: In function 'int32_t main()':
kralj.cpp:78:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if(i==data[ind].size())i=0;
~^~~~~~~~~~~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
426 ms |
131076 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 2 |
Runtime error |
430 ms |
131076 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 3 |
Runtime error |
439 ms |
131076 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 4 |
Runtime error |
439 ms |
131076 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 5 |
Runtime error |
404 ms |
131076 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 6 |
Runtime error |
473 ms |
131076 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 7 |
Runtime error |
543 ms |
131076 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 8 |
Runtime error |
502 ms |
131076 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 9 |
Runtime error |
562 ms |
131072 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 10 |
Runtime error |
471 ms |
131072 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
