#include "bits/stdc++.h"
using namespace std;
#define ar array
const int N = 3e5 + 5;
vector<ar<int, 2>> edges[N];
signed main(){
ios::sync_with_stdio(0); cin.tie(0);
int n, m; cin>>n>>m;
for(int i=1;i<n+m;i++){
int p, c; cin>>p>>c;
edges[--p].push_back({i, c});
}
if(n == 1){
sort(edges[0].begin(), edges[0].end(), [&](auto& a, auto& b){
return a[1] < b[1];
});
int C = edges[0][m / 2][1];
long long res = 0;
for(auto x : edges[0]) res += abs(C - x[1]);
cout<<res<<"\n";
return 0;
}
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
4 ms |
7368 KB |
Output is correct |
2 |
Correct |
4 ms |
7252 KB |
Output is correct |
3 |
Correct |
4 ms |
7252 KB |
Output is correct |
4 |
Correct |
4 ms |
7372 KB |
Output is correct |
5 |
Correct |
4 ms |
7368 KB |
Output is correct |
6 |
Correct |
4 ms |
7252 KB |
Output is correct |
7 |
Correct |
4 ms |
7368 KB |
Output is correct |
8 |
Correct |
4 ms |
7372 KB |
Output is correct |
9 |
Correct |
4 ms |
7252 KB |
Output is correct |
10 |
Correct |
4 ms |
7252 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
4 ms |
7252 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
4 ms |
7368 KB |
Output is correct |
2 |
Correct |
4 ms |
7252 KB |
Output is correct |
3 |
Correct |
4 ms |
7252 KB |
Output is correct |
4 |
Correct |
4 ms |
7372 KB |
Output is correct |
5 |
Correct |
4 ms |
7368 KB |
Output is correct |
6 |
Correct |
4 ms |
7252 KB |
Output is correct |
7 |
Correct |
4 ms |
7368 KB |
Output is correct |
8 |
Correct |
4 ms |
7372 KB |
Output is correct |
9 |
Correct |
4 ms |
7252 KB |
Output is correct |
10 |
Correct |
4 ms |
7252 KB |
Output is correct |
11 |
Incorrect |
4 ms |
7252 KB |
Output isn't correct |
12 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
4 ms |
7368 KB |
Output is correct |
2 |
Correct |
4 ms |
7252 KB |
Output is correct |
3 |
Correct |
4 ms |
7252 KB |
Output is correct |
4 |
Correct |
4 ms |
7372 KB |
Output is correct |
5 |
Correct |
4 ms |
7368 KB |
Output is correct |
6 |
Correct |
4 ms |
7252 KB |
Output is correct |
7 |
Correct |
4 ms |
7368 KB |
Output is correct |
8 |
Correct |
4 ms |
7372 KB |
Output is correct |
9 |
Correct |
4 ms |
7252 KB |
Output is correct |
10 |
Correct |
4 ms |
7252 KB |
Output is correct |
11 |
Incorrect |
4 ms |
7252 KB |
Output isn't correct |
12 |
Halted |
0 ms |
0 KB |
- |