#include <iostream> #include <climits> #include <algorithm> #include <vector> #include <stack> #include <map> #include <cmath> using namespace std; int A[40]; int B[40]; int b=0; int n; pair <int, long long> W[41]; void f(int i, int z) { if (i==n) { if (W[b].first<z) return; if (W[b].first>z) W[b]=make_pair(z, 1LL); else W[b].second++; return; } f(i+1, z); for (int j=0; j<b; j++) z+=(B[j]>A[i]); B[b++]=A[i]; f(i+1, z); b--; } int main() { ios::sync_with_stdio(false); cin >> n; W[0]=make_pair(10000, 0LL); for (int i=0; i<n; i++) { cin >> A[i]; W[i+1]=make_pair(10000, 0LL); } f(0, 0); for (int i=1; i<=n; i++) { cout << W[i].first << " " << W[i].second << endl; } 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 | #include <iostream> #include <climits> #include <algorithm> #include <vector> #include <stack> #include <map> #include <cmath> using namespace std; int A[40]; int B[40]; int b=0; int n; pair <int, long long> W[41]; void f(int i, int z) { if (i==n) { if (W[b].first<z) return; if (W[b].first>z) W[b]=make_pair(z, 1LL); else W[b].second++; return; } f(i+1, z); for (int j=0; j<b; j++) z+=(B[j]>A[i]); B[b++]=A[i]; f(i+1, z); b--; } int main() { ios::sync_with_stdio(false); cin >> n; W[0]=make_pair(10000, 0LL); for (int i=0; i<n; i++) { cin >> A[i]; W[i+1]=make_pair(10000, 0LL); } f(0, 0); for (int i=1; i<=n; i++) { cout << W[i].first << " " << W[i].second << endl; } return 0; } |