#include <cstdio> #include <cstring> #include <cmath> #include <cassert> #include <iostream> #include <algorithm> #include <iterator> #include <string> #include <vector> #include <queue> #include <bitset> #include <utility> #include <stack> #include <queue> using namespace std; typedef long long LL; typedef pair<int,int> PII; typedef vector<int> VI; #define MP make_pair #define FOR(v,p,k) for(int v=(p);v<=(k);++v) #define FORD(v,p,k) for(int v=(p);v>=(k);--v) #define REP(i,n) for(int i=0;i<(n);++i) #define VAR(v,i) __typeof(i) v=(i) #define FOREACH(i,c) for(VAR(i,(c).begin());i!=(c).end();++i) #define PB push_back #define ST first #define ND second #define SIZE(x) (int)x.size() #define ALL(c) c.begin(),c.end() #define ODD(x) ((x)%2) #define EVEN(x) (!(ODD(x))) int main() { int n; scanf("%d\n", &n); VI p(n); REP(i, n) scanf("%d", &p[i]); vector<VI> graph(n); REP(i, n) FOR(j, i+1, n-1) { if (p[i] > p[j]) { graph[i].PB(j); graph[j].PB(i); } } vector<VI> res(n, vector<int>(n)); queue<pair<int, int>> q; // node id, dist from source node vector<bool> vis(n); REP(i, n) { q.push(MP(i, 0)); vis[i] = true; while (!q.empty()) { auto curr = q.front(); int node = curr.ST; int d = curr.ND; q.pop(); res[i][node] = d; res[node][i] = d; FOREACH(next, graph[node]) { if (!vis[*next]) { q.push(MP(*next, d+1)); vis[*next]=true; } } } fill(ALL(vis), false); } REP(i, n) { LL res_row = 0; REP(j, n) res_row += res[i][j]; printf("%lld%c", res_row, (i < n-1) ? ' ' : '\n'); } return 0; }
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 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 | #include <cstdio> #include <cstring> #include <cmath> #include <cassert> #include <iostream> #include <algorithm> #include <iterator> #include <string> #include <vector> #include <queue> #include <bitset> #include <utility> #include <stack> #include <queue> using namespace std; typedef long long LL; typedef pair<int,int> PII; typedef vector<int> VI; #define MP make_pair #define FOR(v,p,k) for(int v=(p);v<=(k);++v) #define FORD(v,p,k) for(int v=(p);v>=(k);--v) #define REP(i,n) for(int i=0;i<(n);++i) #define VAR(v,i) __typeof(i) v=(i) #define FOREACH(i,c) for(VAR(i,(c).begin());i!=(c).end();++i) #define PB push_back #define ST first #define ND second #define SIZE(x) (int)x.size() #define ALL(c) c.begin(),c.end() #define ODD(x) ((x)%2) #define EVEN(x) (!(ODD(x))) int main() { int n; scanf("%d\n", &n); VI p(n); REP(i, n) scanf("%d", &p[i]); vector<VI> graph(n); REP(i, n) FOR(j, i+1, n-1) { if (p[i] > p[j]) { graph[i].PB(j); graph[j].PB(i); } } vector<VI> res(n, vector<int>(n)); queue<pair<int, int>> q; // node id, dist from source node vector<bool> vis(n); REP(i, n) { q.push(MP(i, 0)); vis[i] = true; while (!q.empty()) { auto curr = q.front(); int node = curr.ST; int d = curr.ND; q.pop(); res[i][node] = d; res[node][i] = d; FOREACH(next, graph[node]) { if (!vis[*next]) { q.push(MP(*next, d+1)); vis[*next]=true; } } } fill(ALL(vis), false); } REP(i, n) { LL res_row = 0; REP(j, n) res_row += res[i][j]; printf("%lld%c", res_row, (i < n-1) ? ' ' : '\n'); } return 0; } |