Submission #419515

#TimeUsernameProblemLanguageResultExecution timeMemory
419515alishahali1382Ancient Machine (JOI21_ancient_machine)C++17
90 / 100
86 ms8856 KiB
#include "Anna.h"
#include <bits/stdc++.h>
#pragma GCC optimize ("O2,unroll-loops")
//#pragma GCC optimize("no-stack-protector,fast-math")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")

using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;
typedef pair<pii, int> piii;
typedef pair<ll, ll> pll;
#define debug(x) cerr<<#x<<'='<<(x)<<endl;
#define debugp(x) cerr<<#x<<"= {"<<(x.first)<<", "<<(x.second)<<"}"<<endl;
#define debug2(x, y) cerr<<"{"<<#x<<", "<<#y<<"} = {"<<(x)<<", "<<(y)<<"}"<<endl;
#define debugv(v) {cerr<<#v<<" : ";for (auto x:v) cerr<<x<<' ';cerr<<endl;}
#define all(x) x.begin(), x.end()
#define pb push_back
#define kill(x) return cout<<x<<'\n', 0;

const int inf=1000000010;
const ll INF=1000000000000001000LL;
const int mod=1000000007;
const int MAXN=100010, LOG=20;

bool A[MAXN];

void Anna(int n, vector<char> S){
	int posx=n;
	for (int i=0; i<n; i++) if (S[i]=='X'){
		posx=i;
		break ;
	}
	for (int i=0; i<17; i++) Send(posx>>i&1);
	// for (int i=0; i<posx; i++) Send(1);
	vector<int> vec;
	for (int i=posx; i<n; i++){
		if (S[i]=='Z'){
			if (i+1<n && S[i+1]=='Z') vec.pb(0);
			else vec.pb(1);
		}
		else vec.pb(0);
	}
	while (vec.size()%4) vec.pb(0);
	string out="";
	for (int i=0; i<vec.size();){
		string S="";
		S+='0'+vec[i++];
		S+='0'+vec[i++];
		S+='0'+vec[i++];
		S+='0'+vec[i++];
		if (S=="0000") out+="000";
		if (S=="0001") out+="001";
		if (S=="0010") out+="010";
		if (S=="0100") out+="011";
		if (S=="1000") out+="100";
		if (S=="1010") out+="101";
		if (S=="1001") out+="110";
		if (S=="0101") out+="111";
	}
	for (char ch:out) Send(ch-'0');
}

#include "Bruno.h"
#include <bits/stdc++.h>
#pragma GCC optimize ("O2,unroll-loops")
//#pragma GCC optimize("no-stack-protector,fast-math")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")

using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;
typedef pair<pii, int> piii;
typedef pair<ll, ll> pll;
#define debug(x) cerr<<#x<<'='<<(x)<<endl;
#define debugp(x) cerr<<#x<<"= {"<<(x.first)<<", "<<(x.second)<<"}"<<endl;
#define debug2(x, y) cerr<<"{"<<#x<<", "<<#y<<"} = {"<<(x)<<", "<<(y)<<"}"<<endl;
#define debugv(v) {cerr<<#v<<" : ";for (auto x:v) cerr<<x<<' ';cerr<<endl;}
#define all(x) x.begin(), x.end()
#define pb push_back
#define kill(x) return cout<<x<<'\n', 0;

const int inf=1000000010;
const ll INF=1000000000000001000LL;
const int mod=1000000007;
const int MAXN=100010, LOG=20;

int n, m, k, u, v, x, y, t, a, b, ans;
char S[MAXN];
int stk[MAXN], sz;
bool mark[MAXN];

inline void Rem(int x){
//	debug(x)
//	if (mark[x]) debug("fuck")
	Remove(x);
	mark[x]=1;
}

void Bruno(int n, int m, vector<int> A){
	int posx=0;
	for (int i=0; i<17; i++) posx|=(A[i]<<i);
	for (int i=0; i<posx; i++) Rem(i);
	
	string B="";
	for (int i=17; i<m; ){
		string S="";
		S+='0'+A[i++];
		S+='0'+A[i++];
		S+='0'+A[i++];
		if (S=="000") B+="0000";
		if (S=="001") B+="0001";
		if (S=="010") B+="0010";
		if (S=="011") B+="0100";
		if (S=="100") B+="1000";
		if (S=="101") B+="1010";
		if (S=="110") B+="1001";
		if (S=="111") B+="0101";
	}

	for (int i=posx; i<n; i++){
		if (B[i-posx]=='0'){
			stk[++sz]=i;
		}
		else{
			while (sz>1) Rem(stk[sz--]);
			Rem(i);
		}
	}
	while (sz) Rem(stk[sz--]);

	for (int i=0; i<n; i++) if (!mark[i]) Remove(i);
}

Compilation message (stderr)

Anna.cpp: In function 'void Anna(int, std::vector<char>)':
Anna.cpp:46:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   46 |  for (int i=0; i<vec.size();){
      |                ~^~~~~~~~~~~
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