Submission #992117

#	Time	Username	Problem	Language	Result	Execution time	Memory
992117		PedroBigMan	Type Printer (IOI08_printer)	C++14	30 / 100	738 ms	3656 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);}} 


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); sort(whole(s)); 
    vector<ll> common(N,0); ll thisind, nxtind; ll M; ll sum=0;
    REP(i,0,N)
    {   
        thisind = i; nxtind = i+1; if(nxtind==N) {nxtind=0;}
        M = min(s[thisind].size(), s[nxtind].size());
        REP(j,0,M) {if(s[thisind][j]==s[nxtind][j]) {common[i]++;} else {break;}}
        sum+=(2*s[i].size()); sum-=(2*common[i]);
    }
    ll bestind=-1; ll bestans = INF; ll thisans;
    REP(i,0,N)
    {
        thisind = i; nxtind = i+1; if(nxtind==N) {nxtind=0;}
        thisans = N+sum-s[thisind].size()+2*common[thisind];
        if(thisans<bestans) {bestans=thisans; bestind=i;}
    }
    cout<<bestans<<endl; thisind = (bestind+1)%N;
    REP(j,0,s[thisind].size()) {cout<<s[thisind][j]<<endl;}
    cout<<"P"<<endl; ll C;
    REP(i,0,N-1)
    {
        REP(j,0,s[thisind].size()-common[thisind]) {cout<<"-"<<endl;}
        C = common[thisind];
        thisind++; thisind%=N;
        REP(j,C,s[thisind].size()) {cout<<s[thisind][j]<<endl;}
        cout<<"P"<<endl;
    }
    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")
      |

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 0 / 10
• Subtask 4: 10 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10