제출 #442763

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
442763		ToniB	Sob (COCI19_sob)	C++14	110 / 110	127 ms	15144 KiB

sob

#include <iostream>
#include <algorithm>
#include <string>
#include <queue>
#include <vector>
#include <set>
#include <map>
#include <stack>
#include <cmath>
#include <ext/pb_ds/assoc_container.hpp>
#include <bitset>
using namespace std;
using namespace __gnu_pbds;
#define FOR(i, x, n) for(int i = x; i < n; ++i)
#define REP(i, n) for(int i = 0; i < n; ++i)
#define TRACE(x) cerr << #x << " " << x << endl;
#define endl "\n"
#define mp make_pair
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int MOD = 1e9+7;
const int inf = 2147483647;
const int maxN = 1e6 + 2;
int m, n;

vector<int> x, y;
int p1, p2, plast;
vector<pii> ans;
int main(){
//	ios_base::sync_with_stdio(0);
    cin >> n >> m;
    REP(i, n) x.push_back(i);
    for(int i = m; i < m+n; ++i){
    	y.push_back(i);
	}
	p2 = n-1;
	while(p2 >= 0){
		plast = p1;
		while((y[p1] & x[p2]) != x[p2]){
			p1++;
		}
		for(int i = p1; i >= plast; --i){
			ans.push_back(mp(x[p2], y[i]));
			p2--;
		}
		p1++;
	}
	REP(i, ans.size()){
		cout << ans[i].first << " " << ans[i].second << endl;
	}
	return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

sob.cpp: In function 'int main()':
sob.cpp:15:36: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   15 | #define REP(i, n) for(int i = 0; i < n; ++i)
......
   49 |  REP(i, ans.size()){
      |      ~~~~~~~~~~~~~                  
sob.cpp:49:2: note: in expansion of macro 'REP'
   49 |  REP(i, ans.size()){
      |  ^~~

• Subtask 1: 10 / 10
• Subtask 2: 29 / 29
• Subtask 3: 39 / 39
• Subtask 4: 32 / 32