이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include "messy.h"
#include <bits/stdc++.h>
using namespace std;
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
template<typename T> using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
template<typename T, typename U> using ordered_map = tree<T, U, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
typedef vector<int> vi;
typedef vector<ll> vll;
#define FOR(i,j,k,in) for(int i=(j); i < (k);i+=in)
#define FORD(i,j,k,in) for(int i=(j); i >=(k);i-=in)
#define REP(i,b) FOR(i,0,b,1)
#define REPD(i,b) FORD(i,b,0,1)
#define pb push_back
#define mp make_pair
#define ff first
#define ss second
#define all(x) begin(x), end(x)
#define MANY_TESTS int tcase; cin >> tcase; while(tcase--)
const double EPS = 1e-9;
const int MOD = 1e9+7;
const ll INFF = 1e18;
const int INF = 1e9;
const ld PI = acos((ld)-1);
const vi dy = {1, 0, -1, 0, -1, 1, 1, -1};
const vi dx = {0, 1, 0, -1, -1, 1, -1, 1};
void DBG(){cout << "]" << endl;}
template<typename T, typename ...U> void DBG(const T& head, const U... args){ cout << head << "; "; DBG(args...); }
#define dbg(...) cout << "Line(" << __LINE__ << ") -> [" << #__VA_ARGS__ << "]: [", DBG(__VA_ARGS__);
#define chk() cout << "Check at line(" << __LINE__ << ") hit." << endl;
template<class T, unsigned int U>
ostream& operator<<(ostream& out, const array<T, U> &v){out << "["; REP(i, U) out << v[i] << ", "; out << "]"; return out;}
template <class T, class U>
ostream& operator<<(ostream& out, const pair<T, U> &par) {out << "[" << par.first << ";" << par.second << "]"; return out;}
template <class T>
ostream& operator<<(ostream& out, const set<T> &cont) { out << "{"; for( const auto &x:cont) out << x << ", "; out << "}"; return out; }
template <class T, class U>
ostream& operator<<(ostream& out, const map<T, U> &cont) {out << "{"; for( const auto &x:cont) out << x << ", "; out << "}"; return out; }
template<class T>
ostream& operator<<(ostream& out, const vector<T> &v){ out << "["; REP(i, v.size()) out << v[i] << ", "; out << "]"; return out;}
template<class T>
istream& operator>>(istream& in, vector<T> &v){ for(auto &x : v) in >> x; return in; }
std::vector<int> restore_permutation(int n, int w, int r) {
function<void(int, int, int, int)> create_set = [&](int l, int r, int oth_l, int oth_r){
if(l >= r) return;
if(l + 1 == r) return; //?
int mid = (l + r) >> 1;
FOR(i,l, mid, 1){
string tm(n, '0');
tm[i] = '1';
FOR(j, oth_l, oth_r, 1)
tm[j] = '1';
add_element(tm);
}
create_set(l, mid, mid, r);
create_set(mid, r, l, mid);
};
create_set(0, n, -1, -1);
compile_set();
auto OR = [](string a, string b){
string res(a.length(), '0');
REP(i, a.length()){
if(a[i] == '1' || b[i] == '1')
res[i] = '1';
}
return res;
};
vector<int> ans(n, -1);
function<void(int, int, string, string)> solve = [&](int l, int r, string to_add, string current_mapping){
if(l >= r) return;
if(l + 1 == r){
REP(i, n){
if(current_mapping[i] == '1')
ans[l] = i;
}
return;
}
int mid = (l + r) >> 1;
string left_mapping = string(n, '0');
string right_mapping = string(n, '0');
REP(i, n){
if(current_mapping[i] == '1'){
string tm(n, '0');
tm[i] = '1'; tm = OR(tm, to_add);
if(check_element(tm)){
left_mapping[i] = '1';
}
else{
right_mapping[i] = '1';
}
}
}
solve(l, mid, right_mapping, left_mapping);
solve(mid, r, left_mapping, right_mapping);
};
solve(0, n, string(n, '0'), string(n, '1'));
return ans;
}
컴파일 시 표준 에러 (stderr) 메시지
messy.cpp: In lambda function:
messy.cpp:20:40: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
20 | #define FOR(i,j,k,in) for(int i=(j); i < (k);i+=in)
| ^
messy.cpp:22:18: note: in expansion of macro 'FOR'
22 | #define REP(i,b) FOR(i,0,b,1)
| ^~~
messy.cpp:77:9: note: in expansion of macro 'REP'
77 | REP(i, a.length()){
| ^~~
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