#include<cstdio> #include<iostream> #include<algorithm> #include<string> #include<vector> #include<cmath> #include<unordered_set> #include<unordered_map> using namespace std; typedef vector<int> VI; typedef long long LL; #define FOR(x, b, e) for(int x=b; x<=(e); ++x) #define FORD(x, b, e) for(int x=b; x>=(e); --x) #define REP(x, n) for(int x=0; x<(n); ++x) #define VAR(v, n) __typeof(n) v = (n) #define ALL(c) (c).begin(), (c).end() #define SIZE(x) ((int)(x).size()) #define FOREACH(i, c) for(VAR(i, (c).begin()); i != (c).end(); ++i) #define PB push_back #define ST first #define ND second int countForString(string &a) { int size = 2; unordered_set<string> res; while (size <= a.size()) { VI ids(a.size()); FOR(i, a.size() - size, a.size() - 1) ids[i] = 1; do { int count = 0; string tmp; REP(i, a.size()) if (ids[i] > 0) { if (a[i] == 'L') count++; else count--; if (count < 0) break; tmp.PB(a[i]); } if (tmp.size() == size && count == 0) res.insert(tmp); } while (next_permutation(ids.begin(), ids.end())); size += 2; } int ans = res.size(); res.clear(); return ans; } int main() { ios_base::sync_with_stdio(0); cin.tie(NULL); cout.tie(NULL); int n; cin >> n; vector<string> d(n); REP(i, n) cin >> d[i]; REP(i, n) { REP(j, n) { string tmp = d[i] + d[j]; cout << countForString(tmp) << ' '; } cout << '\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 | #include<cstdio> #include<iostream> #include<algorithm> #include<string> #include<vector> #include<cmath> #include<unordered_set> #include<unordered_map> using namespace std; typedef vector<int> VI; typedef long long LL; #define FOR(x, b, e) for(int x=b; x<=(e); ++x) #define FORD(x, b, e) for(int x=b; x>=(e); --x) #define REP(x, n) for(int x=0; x<(n); ++x) #define VAR(v, n) __typeof(n) v = (n) #define ALL(c) (c).begin(), (c).end() #define SIZE(x) ((int)(x).size()) #define FOREACH(i, c) for(VAR(i, (c).begin()); i != (c).end(); ++i) #define PB push_back #define ST first #define ND second int countForString(string &a) { int size = 2; unordered_set<string> res; while (size <= a.size()) { VI ids(a.size()); FOR(i, a.size() - size, a.size() - 1) ids[i] = 1; do { int count = 0; string tmp; REP(i, a.size()) if (ids[i] > 0) { if (a[i] == 'L') count++; else count--; if (count < 0) break; tmp.PB(a[i]); } if (tmp.size() == size && count == 0) res.insert(tmp); } while (next_permutation(ids.begin(), ids.end())); size += 2; } int ans = res.size(); res.clear(); return ans; } int main() { ios_base::sync_with_stdio(0); cin.tie(NULL); cout.tie(NULL); int n; cin >> n; vector<string> d(n); REP(i, n) cin >> d[i]; REP(i, n) { REP(j, n) { string tmp = d[i] + d[j]; cout << countForString(tmp) << ' '; } cout << '\n'; } return 0; } |