Submission #992434

#	Time	Username	Problem	Language	Result	Execution time	Memory
992434		PedroBigMan	Type Printer (IOI08_printer)	C++14	100 / 100	72 ms	9032 KiB

printer

#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")
#pragma GCC optimize("Ofast")
#include <iostream>
#include <vector>
#include <cmath>
#include <algorithm>
#include <string>
#include <map>
#include <unordered_map>
#include <set>
#include <unordered_set>
#include <queue>
#include <deque>
#include <list>
#include <iomanip>
#include <stdlib.h>
#include <time.h>
#include <cstring>
using namespace std;
typedef long long int ll;
typedef unsigned long long int ull;
typedef long double ld;
#define REP(i,a,b) for(ll i=(ll) a; i<(ll) b; i++)
#define pb push_back
#define mp make_pair
#define pl pair<ll,ll>
#define ff first
#define ss second
#define whole(x) x.begin(),x.end()
#define DEBUG(i) cout<<"Pedro "<<i<<endl
#define INF 1000000000000000000LL
#define EPS ((ld)0.00000000001)
#define pi ((ld)3.141592653589793)
#define VV(vvvv,NNNN,xxxx); REP(iiiii,0,NNNN) {vvvv.pb(xxxx);}
ll mod=1000000007;

template<class A=ll> 
void Out(vector<A> a) {REP(i,0,a.size()) {cout<<a[i]<<" ";} cout<<endl;}

template<class A=ll>
void In(vector<A> &a, ll N) {A cur; REP(i,0,N) {cin>>cur; a.pb(cur);}} 

ll LCP(string a, string b)
{
    ll M = min(a.size(),b.size());
    ll ans=0;
    REP(i,0,M) {if(a[i]==b[i]) {ans++;} else {break;}}
    return ans;
}

string cur;

void print(string s)
{
    ll lcp = LCP(s,cur);
    while(cur.size()>lcp) {cout<<"-"<<"\n"; cur.pop_back();}
    REP(i,cur.size(), s.size()) {cout<<s[i]<<"\n";}
    cout<<"P"<<endl;
    cur=s;
}

void print_all(vector<string> s)
{
    cur="";
    REP(i,0,s.size()) {print(s[i]);}
}

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
	cout.precision(20);
	ll N; vector<string> s; cin>>N; In<string>(s,N); 
    ll ind=0; REP(i,1,N) {if(s[i].size()>s[ind].size()) {ind=i;}}
    vector<pair<ll,string> > to_order;
    REP(i,0,N) {to_order.pb({LCP(s[i],s[ind]),s[i]});}
    sort(whole(to_order));
    vector<string> to_print; REP(i,0,N) {to_print.pb(to_order[i].ss);}
    ll ans = N; REP(i,0,N) {ans+=(2*to_print[i].size());} ans-=to_print[N-1].size();
    REP(i,0,N-1) {ans-=(2*LCP(to_print[i],to_print[i+1]));}
    cout<<ans<<endl;
    print_all(to_print);
    return 0;
}

Compilation message (stderr)

printer.cpp:1: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    1 | #pragma GCC optimization ("O3")
      | 
printer.cpp:2: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    2 | #pragma GCC optimization ("unroll-loops")
      | 
printer.cpp: In function 'void print(std::string)':
printer.cpp:57:21: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'll' {aka 'long long int'} [-Wsign-compare]
   57 |     while(cur.size()>lcp) {cout<<"-"<<"\n"; cur.pop_back();}
      |           ~~~~~~~~~~^~~~

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 10 / 10
• Subtask 7: 10 / 10
• Subtask 8: 10 / 10
• Subtask 9: 10 / 10
• Subtask 10: 10 / 10