# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
1061675 |
2024-08-16T11:42:58 Z |
dimasnbayu |
Sirni (COCI17_sirni) |
C++14 |
|
4519 ms |
786432 KB |
#include<bits/stdc++.h>
using namespace std;
// #define int long long
const int sz=1e5+5;
int par[sz];
vector<int> arr;
vector<pair<int,pair<int,int>>> v;
int find(int x){
if(par[x]==x) return x;
else return par[x]=find(par[x]);
}
void merge(int x, int y){
x=find(x),y=find(y);
par[x]=y;
}
bool check(int x, int y){
return find(x)==find(y);
}
signed main(){
int n; cin>>n;
for(int i=1;i<=n;i++){
int a; cin>>a;
arr.push_back(a);
}
sort(arr.begin(),arr.end());
arr.erase(unique(arr.begin(),arr.end()), arr.end());
int nx[arr.back()+5]={};
// sort(arr.begin(),arr.end());
for(int i=0;i<arr.size();i++){
par[i]=i;
}
int now=0;
for(int i=0;i<=arr.back();i++){
while(now+1<arr.size() && arr[now]<=i) now++;
nx[i]=now;
// cout<<nx[i]<<" ";
}
// cout<<endl;
for(int i=0;i<arr.size();i++){
// cout<<arr[i]<<" ";
for(int j=arr[i];j<=arr.back();j+=arr[i]){
if(i==nx[j]) continue;
if(nx[j]-1>=0 && arr[nx[j]-1]%arr[i]==0) v.push_back({0,{i,nx[j]-1}});
if(v.size()==0 || ((v.back().second.first!=i || v.back().second.second!=nx[j]))) v.push_back({arr[nx[j]]%arr[i],{i,nx[j]}});
}
}
// cout<<endl;
sort(v.begin(),v.end());
int ans=0;
for(int i=0;i<v.size();i++){
// cout<<v[i].first<<" "<<v[i].second.first<<" "<<v[i].second.second<<endl;
if(!check(v[i].second.first,v[i].second.second)){
ans+=v[i].first;
merge(v[i].second.first,v[i].second.second);
}
}
cout<<ans;
}
Compilation message
sirni.cpp: In function 'int main()':
sirni.cpp:29:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
29 | for(int i=0;i<arr.size();i++){
| ~^~~~~~~~~~~
sirni.cpp:34:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
34 | while(now+1<arr.size() && arr[now]<=i) now++;
| ~~~~~^~~~~~~~~~~
sirni.cpp:39:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
39 | for(int i=0;i<arr.size();i++){
| ~^~~~~~~~~~~
sirni.cpp:50:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, std::pair<int, int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
50 | for(int i=0;i<v.size();i++){
| ~^~~~~~~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
42 ms |
39516 KB |
Output is correct |
2 |
Correct |
76 ms |
43716 KB |
Output is correct |
3 |
Correct |
39 ms |
39700 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
600 KB |
Output is correct |
2 |
Correct |
807 ms |
238036 KB |
Output is correct |
3 |
Correct |
37 ms |
39768 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
42 ms |
39808 KB |
Output is correct |
2 |
Correct |
41 ms |
39516 KB |
Output is correct |
3 |
Correct |
41 ms |
39808 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
193 ms |
31796 KB |
Output is correct |
2 |
Correct |
611 ms |
104200 KB |
Output is correct |
3 |
Correct |
239 ms |
30264 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
26 ms |
7680 KB |
Output is correct |
2 |
Correct |
279 ms |
55528 KB |
Output is correct |
3 |
Correct |
186 ms |
28680 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
377 ms |
54836 KB |
Output is correct |
2 |
Correct |
782 ms |
105308 KB |
Output is correct |
3 |
Correct |
244 ms |
31804 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
65 ms |
8520 KB |
Output is correct |
2 |
Correct |
736 ms |
105744 KB |
Output is correct |
3 |
Correct |
224 ms |
30124 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
238 ms |
66236 KB |
Output is correct |
2 |
Correct |
4014 ms |
435212 KB |
Output is correct |
3 |
Correct |
269 ms |
66360 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
240 ms |
67120 KB |
Output is correct |
2 |
Runtime error |
827 ms |
786432 KB |
Execution killed with signal 9 |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
69 ms |
42692 KB |
Output is correct |
2 |
Correct |
4519 ms |
434432 KB |
Output is correct |
3 |
Correct |
253 ms |
30776 KB |
Output is correct |