제출 #1202239

#제출 시각아이디문제언어결과실행 시간메모리
1202239MighilonVolontiranje (COCI21_volontiranje)C++20
110 / 110
820 ms160128 KiB
#include <bits/stdc++.h> using namespace std; #ifdef DEBUG #include "../Library/debug.h" #else #define dbg(x...) #endif typedef long long ll; typedef long double ld; typedef pair<int, int> pi; typedef pair<ll, ll> pl; typedef vector<int> vi; typedef vector<bool> vb; typedef vector<ll> vl; typedef vector<pi> vpi; typedef vector<pl> vpl; #define FOR(i, a, b) for (int i = (a); i < (b); ++i) #define F0R(i, a) for (int i = 0; i < (a); ++i) #define FORd(i, a, b) for (int i = (b) - 1; i >= (a); --i) #define F0Rd(i, a) for (int i = (a) - 1; i >= 0; --i) #define trav(a, x) for (auto& a : x) #define f first #define s second #define pb push_back #define sz(x) (int)(x).size() #define all(x) x.begin(), x.end() const char nl = '\n'; const int INF = 1e9; const int MOD = 1e9 + 7; void solve(){ int n; cin>>n; vi a(n); F0R(i,n)cin>>a[i]; map<int,set<pi>> mp; vi _dp; F0R(i,n){ int pos=upper_bound(_dp.begin(),_dp.end(),a[i]) - _dp.begin(); if(pos==sz(_dp)) _dp.pb(a[i]); else _dp[pos]=a[i]; mp[pos+1].insert({a[i],i}); } int m=sz(_dp); vector<vi> ans; while(1){ int i=1; vi tmp; while(i<=m){ if(mp[i].empty()){ break; } auto it=mp[i].rbegin(); if(it->s < (sz(tmp)?tmp.back():0)){ mp[i].erase(prev(mp[i].end())); } else if(it->f>(sz(tmp)? a[tmp.back()]: 0)){ tmp.pb(it->s); i++; } else if(i){ mp[i-1].erase(mp[i-1].find({a[tmp.back()],tmp.back()})); tmp.pop_back(); i--; } else{ break; } } if(sz(tmp)!=m){ break; } else{ ans.pb(tmp); FORd(i,1,m+1){ mp[i].erase(mp[i].find({a[tmp.back()],tmp.back()})); tmp.pop_back(); } } } cout<<sz(ans)<<" "<<m<<nl; trav(i,ans){ trav(j,i)cout<<j+1<<" "; cout<<nl; } } int32_t main(){ ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); int TC = 1; // cin >> TC; while(TC--){ solve(); } return 0; }
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