Submission #212416

#	Time	Username	Problem	Language	Result	Execution time	Memory
212416		Benq	Stray Cat (JOI20_stray)	C++14	100 / 100	90 ms	16440 KiB

Anthony

#include "Anthony.h"
#include <bits/stdc++.h>
using namespace std;
 
typedef long long ll;
typedef long double ld;
typedef double db; 
typedef string str; 

typedef pair<int,int> pi;
typedef pair<ll,ll> pl; 
typedef pair<db,db> pd; 

typedef vector<int> vi; 
typedef vector<ll> vl; 
typedef vector<db> vd; 
typedef vector<str> vs; 
typedef vector<pi> vpi;
typedef vector<pl> vpl; 
typedef vector<pd> vpd; 

#define mp make_pair 
#define f first
#define s second
#define sz(x) (int)x.size()
#define all(x) begin(x), end(x)
#define rall(x) (x).rbegin(), (x).rend() 
#define rsz resize
#define ins insert 
#define ft front() 
#define bk back()
#define pf push_front 
#define pb push_back
#define eb emplace_back 
#define lb lower_bound 
#define ub upper_bound 

#define FOR(i,a,b) for (int i = (a); i < (b); ++i)
#define F0R(i,a) FOR(i,0,a)
#define ROF(i,a,b) for (int i = (b)-1; i >= (a); --i)
#define R0F(i,a) ROF(i,0,a)
#define trav(a,x) for (auto& a: x)

const int MOD = 1e9+7; // 998244353;
const int MX = 2e5+5; 
const ll INF = 1e18; 
const ld PI = acos((ld)-1);
const int xd[4] = {1,0,-1,0}, yd[4] = {0,1,0,-1}; 

template<class T> bool ckmin(T& a, const T& b) { 
	return b < a ? a = b, 1 : 0; }
template<class T> bool ckmax(T& a, const T& b) { 
	return a < b ? a = b, 1 : 0; } 
int pct(int x) { return __builtin_popcount(x); } 
int bit(int x) { return 31-__builtin_clz(x); } // floor(log2(x)) 
int cdiv(int a, int b) { return a/b+!(a<0||a%b == 0); } // division of a by b rounded up, assumes b > 0 

// INPUT
template<class A> void re(complex<A>& c);
template<class A, class B> void re(pair<A,B>& p);
template<class A> void re(vector<A>& v);
template<class A, size_t SZ> void re(array<A,SZ>& a);

template<class T> void re(T& x) { cin >> x; }
void re(db& d) { str t; re(t); d = stod(t); }
void re(ld& d) { str t; re(t); d = stold(t); }
template<class H, class... T> void re(H& h, T&... t) { re(h); re(t...); }

template<class A> void re(complex<A>& c) { A a,b; re(a,b); c = {a,b}; }
template<class A, class B> void re(pair<A,B>& p) { re(p.f,p.s); }
template<class A> void re(vector<A>& x) { trav(a,x) re(a); }
template<class A, size_t SZ> void re(array<A,SZ>& x) { trav(a,x) re(a); }

// TO_STRING
#define ts to_string
template<class A, class B> str ts(pair<A,B> p);
template<class A> str ts(complex<A> c) { return ts(mp(c.real(),c.imag())); }
str ts(bool b) { return b ? "true" : "false"; }
str ts(char c) { str s = ""; s += c; return s; }
str ts(str s) { return s; }
str ts(const char* s) { return (str)s; }
str ts(vector<bool> v) { 
	bool fst = 1; str res = "{";
	F0R(i,sz(v)) {
		if (!fst) res += ", ";
		fst = 0; res += ts(v[i]);
	}
	res += "}"; return res;
}
template<size_t SZ> str ts(bitset<SZ> b) {
	str res = ""; F0R(i,SZ) res += char('0'+b[i]);
	return res; }
template<class T> str ts(T v) {
	bool fst = 1; str res = "{";
	for (const auto& x: v) {
		if (!fst) res += ", ";
		fst = 0; res += ts(x);
	}
	res += "}"; return res;
}
template<class A, class B> str ts(pair<A,B> p) {
	return "("+ts(p.f)+", "+ts(p.s)+")"; }

// OUTPUT
template<class A> void pr(A x) { cout << ts(x); }
template<class H, class... T> void pr(const H& h, const T&... t) { 
	pr(h); pr(t...); }
void ps() { pr("\n"); } // print w/ spaces
template<class H, class... T> void ps(const H& h, const T&... t) { 
	pr(h); if (sizeof...(t)) pr(" "); ps(t...); }

// DEBUG
void DBG() { cerr << "]" << endl; }
template<class H, class... T> void DBG(H h, T... t) {
	cerr << to_string(h); if (sizeof...(t)) cerr << ", ";
	DBG(t...); }
#ifdef LOCAL // compile with -DLOCAL
#define dbg(...) cerr << "[" << #__VA_ARGS__ << "]: [", DBG(__VA_ARGS__)
#else
#define dbg(...) 42
#endif

// FILE I/O
void setIn(string s) { freopen(s.c_str(),"r",stdin); }
void setOut(string s) { freopen(s.c_str(),"w",stdout); }
void unsyncIO() { ios_base::sync_with_stdio(0); cin.tie(0); }
void setIO(string s = "") {
	unsyncIO();
	// cin.exceptions(cin.failbit); 
	// throws exception when do smth illegal
	// ex. try to read letter into int
	if (sz(s)) { setIn(s+".in"), setOut(s+".out"); } // for USACO
}

mt19937 rng((uint32_t)chrono::steady_clock::now().time_since_epoch().count()); 


namespace {

int FunctionExample(int i, int A) {
  return i % A;
}

}  // namespace

std::vector<int> Mark(int N, int M, int A, int B,
                      std::vector<int> U, std::vector<int> V) {
	vi X(M);
    vi adj[20000];
	F0R(i,M) {
		adj[U[i]].pb(V[i]);
		adj[V[i]].pb(U[i]);
	}
	if (A >= 3) {
		vi dist(N,MOD);
		queue<int> q; 
		auto ad = [&](int a, int b) {
			if (dist[a] != MOD) return;
			dist[a] = b; q.push(a);
		};
		ad(0,0);
		while (sz(q)) {
			int x = q.ft; q.pop();
			trav(t,adj[x]) ad(t,dist[x]+1);
		}
		F0R(i,M) X[i] = min(dist[U[i]],dist[V[i]])%3;
	} else {
		vi col(N), depth(N);
		vi stor = {1,0,0,1,1,0};
		function<void(int,int,int)> dfs = [&](int x, int y, int b) {
			depth[x] = depth[y]+1; col[x] = stor[b]; 
			vi child; trav(t,adj[x]) if (t != y) child.pb(t);
			if (sz(child) == 1) {
				dfs(child[0],x,(b+5)%6);
			} else {
				trav(t,child) {
					if (col[x] == 1) dfs(t,x,5);
					else dfs(t,x,4);
				}
			}
		};
		trav(t,adj[0]) dfs(t,0,5);
		F0R(i,M) {
			if (depth[U[i]] > depth[V[i]]) swap(U[i],V[i]);
			X[i] = col[V[i]];
			//dbg("HUH",V[i],X[i]);
		}
		//dbg(col);
	}
	dbg(X);
	return X;
}

Catherine

#include "Catherine.h"
#include <bits/stdc++.h>

using namespace std;

namespace {

typedef long long ll;
typedef long double ld;
typedef double db; 
typedef string str; 

typedef pair<int,int> pi;
typedef pair<ll,ll> pl; 
typedef pair<db,db> pd; 

typedef vector<int> vi; 
typedef vector<ll> vl; 
typedef vector<db> vd; 
typedef vector<str> vs; 
typedef vector<pi> vpi;
typedef vector<pl> vpl; 
typedef vector<pd> vpd; 

#define mp make_pair 
#define f first
#define s second
#define sz(x) (int)x.size()
#define all(x) begin(x), end(x)
#define rall(x) (x).rbegin(), (x).rend() 
#define rsz resize
#define ins insert 
#define ft front() 
#define bk back()
#define pf push_front 
#define pb push_back
#define eb emplace_back 
#define lb lower_bound 
#define ub upper_bound 

#define FOR(i,a,b) for (int i = (a); i < (b); ++i)
#define F0R(i,a) FOR(i,0,a)
#define ROF(i,a,b) for (int i = (b)-1; i >= (a); --i)
#define R0F(i,a) ROF(i,0,a)
#define trav(a,x) for (auto& a: x)

const int MOD = 1e9+7; // 998244353;
const int MX = 2e5+5; 
const ll INF = 1e18; 
const ld PI = acos((ld)-1);
const int xd[4] = {1,0,-1,0}, yd[4] = {0,1,0,-1}; 

template<class T> bool ckmin(T& a, const T& b) { 
	return b < a ? a = b, 1 : 0; }
template<class T> bool ckmax(T& a, const T& b) { 
	return a < b ? a = b, 1 : 0; } 
int pct(int x) { return __builtin_popcount(x); } 
int bit(int x) { return 31-__builtin_clz(x); } // floor(log2(x)) 
int cdiv(int a, int b) { return a/b+!(a<0||a%b == 0); } // division of a by b rounded up, assumes b > 0 

// INPUT
template<class A> void re(complex<A>& c);
template<class A, class B> void re(pair<A,B>& p);
template<class A> void re(vector<A>& v);
template<class A, size_t SZ> void re(array<A,SZ>& a);

template<class T> void re(T& x) { cin >> x; }
void re(db& d) { str t; re(t); d = stod(t); }
void re(ld& d) { str t; re(t); d = stold(t); }
template<class H, class... T> void re(H& h, T&... t) { re(h); re(t...); }

template<class A> void re(complex<A>& c) { A a,b; re(a,b); c = {a,b}; }
template<class A, class B> void re(pair<A,B>& p) { re(p.f,p.s); }
template<class A> void re(vector<A>& x) { trav(a,x) re(a); }
template<class A, size_t SZ> void re(array<A,SZ>& x) { trav(a,x) re(a); }

// TO_STRING
#define ts to_string
template<class A, class B> str ts(pair<A,B> p);
template<class A> str ts(complex<A> c) { return ts(mp(c.real(),c.imag())); }
str ts(bool b) { return b ? "true" : "false"; }
str ts(char c) { str s = ""; s += c; return s; }
str ts(str s) { return s; }
str ts(const char* s) { return (str)s; }
str ts(vector<bool> v) { 
	bool fst = 1; str res = "{";
	F0R(i,sz(v)) {
		if (!fst) res += ", ";
		fst = 0; res += ts(v[i]);
	}
	res += "}"; return res;
}
template<size_t SZ> str ts(bitset<SZ> b) {
	str res = ""; F0R(i,SZ) res += char('0'+b[i]);
	return res; }
template<class T> str ts(T v) {
	bool fst = 1; str res = "{";
	for (const auto& x: v) {
		if (!fst) res += ", ";
		fst = 0; res += ts(x);
	}
	res += "}"; return res;
}
template<class A, class B> str ts(pair<A,B> p) {
	return "("+ts(p.f)+", "+ts(p.s)+")"; }

// OUTPUT
template<class A> void pr(A x) { cout << ts(x); }
template<class H, class... T> void pr(const H& h, const T&... t) { 
	pr(h); pr(t...); }
void ps() { pr("\n"); } // print w/ spaces
template<class H, class... T> void ps(const H& h, const T&... t) { 
	pr(h); if (sizeof...(t)) pr(" "); ps(t...); }

// DEBUG
void DBG() { cerr << "]" << endl; }
template<class H, class... T> void DBG(H h, T... t) {
	cerr << to_string(h); if (sizeof...(t)) cerr << ", ";
	DBG(t...); }
#ifndef LOCAL // compile with -DLOCAL
#define dbg(...) cerr << "[" << #__VA_ARGS__ << "]: [", DBG(__VA_ARGS__)
#else
#define dbg(...) 42
#endif

// FILE I/O
void setIn(string s) { freopen(s.c_str(),"r",stdin); }
void setOut(string s) { freopen(s.c_str(),"w",stdout); }
void unsyncIO() { ios_base::sync_with_stdio(0); cin.tie(0); }
void setIO(string s = "") {
	unsyncIO();
	// cin.exceptions(cin.failbit); 
	// throws exception when do smth illegal
	// ex. try to read letter into int
	if (sz(s)) { setIn(s+".in"), setOut(s+".out"); } // for USACO
}

mt19937 rng((uint32_t)chrono::steady_clock::now().time_since_epoch().count()); 

	int A, B;
	int lst = -1, LST = -1;
	bool mode = 0;
	vi vis;
}  // namespace

void Init(int A, int B) {
  ::A = A;
  ::B = B;
}

int Move(std::vector<int> y) {
	if (A >= 3) {
		if (lst != -1) y[lst] ++;
		F0R(i,3) {
			if (!y[i] && y[(i+1)%3]) {
				lst = (i+1)%3;
				return lst;
			}
		}
		exit(5);
	}
	/*cout << mode << " " << lst << "\n";
	cout << "Y ";
	for (int i: y) cout << i << " ";
	cout << "\n";
	cout << "VIS ";
	for (int i: vis) cout << i << " ";
	cout << "\n";
	cout << "----\n";*/
	int deg = y[0]+y[1]+(lst != -1);
	if (deg != 2) mode = 1;
	if (deg > 2) {
		int cnt0 = y[0]; if (lst == 0) cnt0 ++;
		lst = cnt0 > 1;
		return y[lst] ? lst : -1;
	}
	if (deg == 1) {
		int cnt0 = y[0]; if (lst == 0) cnt0 ++;
		lst = cnt0 == 1 ? 0 : 1;
		return y[lst] ? lst : -1;
	}
	if (mode == 1) {
		F0R(i,2) if (y[i]) return lst = i;
		exit(5);
	}
	if (lst == -1) {
		F0R(i,2) F0R(j,y[i]) vis.pb(i);
		if (y[1]) { return lst = 1; }
		return lst = 0;
	}
	F0R(i,2) if (y[i]) vis.pb(i);
	if (sz(vis) == 5) {
		mode = 1;
		int ok = MOD;
		if (vis[0] == 0 && vis[1] == 0) {
			if (vis == vi{0,0,1,1,0}) ok = 1;
			else ok = 0;
		} else if (vis[0] == 0 && vis[1] == 1) {
			if (vis == vi{0,1,1,0,1}) ok = 1;
			if (vis == vi{0,1,1,0,0}) ok = 0;
			if (vis == vi{0,1,0,0,1}) ok = 1;
			if (vis == vi{0,1,0,1,1}) ok = 0;
		} else {
			if (vis == vi{1,1,0,1,0}) ok = 1;
			else ok = 0;
		}
		assert(ok != MOD);
		if (!ok) return -1;
	}
	F0R(i,2) if (y[i]) return lst = i;
	exit(5);
}

Compilation message (stderr)

Anthony.cpp: In function 'std::vector<int> Mark(int, int, int, int, std::vector<int>, std::vector<int>)':
Anthony.cpp:190:8: warning: statement has no effect [-Wunused-value]
  dbg(X);
        ^
Anthony.cpp: In function 'void setIn(std::__cxx11::string)':
Anthony.cpp:124:31: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
 void setIn(string s) { freopen(s.c_str(),"r",stdin); }
                        ~~~~~~~^~~~~~~~~~~~~~~~~~~~~
Anthony.cpp: In function 'void setOut(std::__cxx11::string)':
Anthony.cpp:125:32: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
 void setOut(string s) { freopen(s.c_str(),"w",stdout); }
                         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
Anthony.cpp: At global scope:
Anthony.cpp:140:5: warning: 'int {anonymous}::FunctionExample(int, int)' defined but not used [-Wunused-function]
 int FunctionExample(int i, int A) {
     ^~~~~~~~~~~~~~~

Catherine.cpp:141:16: warning: '{anonymous}::LST' defined but not used [-Wunused-variable]
  int lst = -1, LST = -1;
                ^~~
Catherine.cpp:130:6: warning: 'void {anonymous}::setIO(std::__cxx11::string)' defined but not used [-Wunused-function]
 void setIO(string s = "") {
      ^~~~~
Catherine.cpp:116:6: warning: 'void {anonymous}::DBG()' defined but not used [-Wunused-function]
 void DBG() { cerr << "]" << endl; }
      ^~~
Catherine.cpp:111:6: warning: 'void {anonymous}::ps()' defined but not used [-Wunused-function]
 void ps() { pr("\n"); } // print w/ spaces
      ^~
Catherine.cpp:78:12: warning: '{anonymous}::str {anonymous}::to_string(std::vector<bool>)' defined but not used [-Wunused-function]
 #define ts to_string
            ^
Catherine.cpp:85:5: note: in expansion of macro 'ts'
 str ts(vector<bool> v) { 
     ^~
Catherine.cpp:78:12: warning: '{anonymous}::str {anonymous}::to_string({anonymous}::str)' defined but not used [-Wunused-function]
 #define ts to_string
            ^
Catherine.cpp:83:5: note: in expansion of macro 'ts'
 str ts(str s) { return s; }
     ^~
Catherine.cpp:78:12: warning: '{anonymous}::str {anonymous}::to_string(char)' defined but not used [-Wunused-function]
 #define ts to_string
            ^
Catherine.cpp:82:5: note: in expansion of macro 'ts'
 str ts(char c) { str s = ""; s += c; return s; }
     ^~
Catherine.cpp:69:6: warning: 'void {anonymous}::re({anonymous}::ld&)' defined but not used [-Wunused-function]
 void re(ld& d) { str t; re(t); d = stold(t); }
      ^~
Catherine.cpp:68:6: warning: 'void {anonymous}::re({anonymous}::db&)' defined but not used [-Wunused-function]
 void re(db& d) { str t; re(t); d = stod(t); }
      ^~
Catherine.cpp:59:5: warning: 'int {anonymous}::cdiv(int, int)' defined but not used [-Wunused-function]
 int cdiv(int a, int b) { return a/b+!(a<0||a%b == 0); } // division of a by b rounded up, assumes b > 0 
     ^~~~
Catherine.cpp:58:5: warning: 'int {anonymous}::bit(int)' defined but not used [-Wunused-function]
 int bit(int x) { return 31-__builtin_clz(x); } // floor(log2(x)) 
     ^~~
Catherine.cpp:57:5: warning: 'int {anonymous}::pct(int)' defined but not used [-Wunused-function]
 int pct(int x) { return __builtin_popcount(x); } 
     ^~~

• Subtask 1: 2 / 2
• Subtask 2: 2 / 2
• Subtask 3: 2 / 2
• Subtask 4: 9 / 9
• Subtask 5: 5 / 5
• Subtask 6: 71 / 71
• Subtask 7: 9 / 9