#include <bits/stdc++.h> using namespace std; int main(){ ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n; cin >> n; vector< vector<int> > G(n); vector<int> p(n); for (int &i: p) { cin >> i; i--; } for (int i = 0; i < n; i++) { for (int j = i + 1; j < n; j++) { if (p[j] < p[i]) { G[i].push_back(j); G[j].push_back(i); } } } for (int i = 0; i < n; i++) { vector<bool> vis(n); vector<int> odl(n); queue<int> q; q.push(i); int res = 0; vis[i] = true; while(!q.empty()) { int x = q.front(); q.pop(); for (int j : G[x]) { if (!vis[j]) { odl[j] = odl[x] + 1; res += odl[j]; vis[j] = true; q.push(j); } } } cout << res << " "; } }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | #include <bits/stdc++.h> using namespace std; int main(){ ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n; cin >> n; vector< vector<int> > G(n); vector<int> p(n); for (int &i: p) { cin >> i; i--; } for (int i = 0; i < n; i++) { for (int j = i + 1; j < n; j++) { if (p[j] < p[i]) { G[i].push_back(j); G[j].push_back(i); } } } for (int i = 0; i < n; i++) { vector<bool> vis(n); vector<int> odl(n); queue<int> q; q.push(i); int res = 0; vis[i] = true; while(!q.empty()) { int x = q.front(); q.pop(); for (int j : G[x]) { if (!vis[j]) { odl[j] = odl[x] + 1; res += odl[j]; vis[j] = true; q.push(j); } } } cout << res << " "; } } |