제출 #476927

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
476927		AdamGS	Teoretičar (COCI18_teoreticar)	C++14	0 / 130	836 ms	71008 KiB

teoreticar

#include<bits/stdc++.h>
using namespace std;
typedef long double ld;
#define int long long
#define rep(a, b) for(int a = 0; a < (b); ++a)
#define st first
#define nd second
#define pb push_back
#define all(a) a.begin(), a.end()
const int LIM=5e5+7;
int ans[LIM];
bool ok(vector<pair<pair<int,int>,int>>V) {
	vector<int>l, r;
	for(auto i : V) {
		l.pb(i.st.st);
		r.pb(i.st.nd);
	}
	sort(all(l));
	sort(all(r));
	rep(i, l.size()-1) if(l[i]==l[i+1]) return false;
	rep(i, r.size()-1) if(r[i]==r[i+1]) return false;
	return true;
}
void dc(vector<pair<pair<int,int>,int>>V, int x) {
	if(V.size()==0 || ok(V)) return;
	vector<pair<pair<int,int>,int>>V1, V2;
	rep(i, V.size()) {
		if(i%2==0) V1.pb(V[i]);
		else V2.pb(V[i]);
	}
	for(auto i : V2) ans[i.nd]+=x;
	dc(V1, 2*x);
	dc(V2, 2*x);
}
int32_t main() {
	ios_base::sync_with_stdio(0); cin.tie(0);
	int l, r, m;
	cin >> l >> r >> m;
	vector<pair<pair<int,int>,int>>V;
	rep(i, m) {
		int a, b;
		cin >> a >> b;
		V.pb({{a, b}, i});
	}
	sort(all(V));
	dc(V, 1);
	int ma=0;
	rep(i, m) ma=max(ma, ans[i]);
	cout << ma+1 << '\n';
	rep(i, m) cout << ans[i]+1 << '\n';
}

컴파일 시 표준 에러 (stderr) 메시지

teoreticar.cpp: In function 'bool ok(std::vector<std::pair<std::pair<long long int, long long int>, long long int> >)':
teoreticar.cpp:5:36: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    5 | #define rep(a, b) for(int a = 0; a < (b); ++a)
      |                                    ^
teoreticar.cpp:20:2: note: in expansion of macro 'rep'
   20 |  rep(i, l.size()-1) if(l[i]==l[i+1]) return false;
      |  ^~~
teoreticar.cpp:5:36: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    5 | #define rep(a, b) for(int a = 0; a < (b); ++a)
      |                                    ^
teoreticar.cpp:21:2: note: in expansion of macro 'rep'
   21 |  rep(i, r.size()-1) if(r[i]==r[i+1]) return false;
      |  ^~~
teoreticar.cpp: In function 'void dc(std::vector<std::pair<std::pair<long long int, long long int>, long long int> >, long long int)':
teoreticar.cpp:5:36: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<std::pair<long long int, long long int>, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    5 | #define rep(a, b) for(int a = 0; a < (b); ++a)
      |                                    ^
teoreticar.cpp:27:2: note: in expansion of macro 'rep'
   27 |  rep(i, V.size()) {
      |  ^~~

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