제출 #143595

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
143595	2019-08-14 17:18:47	icypiggy	Rectangles (IOI19_rect)	C++14	72 / 100	5034 ms	601308 KiB

rect

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#include <iostream>
#include <vector>
#include <set>
#include <algorithm>
#include <stack>
#include <assert.h>
using namespace std;
const int n_max = 2550; // make it not lag
vector<pair<int,int>> h_map[n_max][n_max];
vector<pair<int,int>> v_map[n_max][n_max];
//vector<pair<int,int>> v_map2[n_max];
pair<int,int> tmp[n_max][n_max]; // start and end
void update_val(int left, int right, int row) {
    if(tmp[left][right].second != row-1) {
        if(tmp[left][right].second!=-2) {
            for(int i=tmp[left][right].first; i<=tmp[left][right].second; i++) {
                h_map[i][left].push_back(make_pair(tmp[left][right].second, right));
            }
        }
        tmp[left][right] = make_pair(row, row);
    } else {
        tmp[left][right].second++;
    }
}
void update_val2(int left, int right, int row) {
    if(tmp[left][right].second != row-1) {
        if(tmp[left][right].second!=-2) {
            for(int i=tmp[left][right].first; i<=tmp[left][right].second; i++) {
                v_map[left][i].push_back(make_pair(right, tmp[left][right].second));
 
 
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컴파일 시 표준 에러 (stderr) 메시지

rect.cpp: In function 'void gen_h_seg(std::vector<int>&, int)':
rect.cpp:41:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=1; i<x.size(); i++) {
                  ~^~~~~~~~~
rect.cpp: In function 'void gen_v_seg(std::vector<int>&, int)':
rect.cpp:89:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=1; i<x.size(); i++) {
                  ~^~~~~~~~~
rect.cpp: In function 'long long int count_rectangles(std::vector<std::vector<int> >)':
rect.cpp:113:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0; i<a.size(); i++) {
                  ~^~~~~~~~~
rect.cpp:127:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0; i<a[0].size(); i++) {
                  ~^~~~~~~~~~~~
rect.cpp:129:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(int j=0; j<a.size(); j++) {
                      ~^~~~~~~~~
rect.cpp:142:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0; i<a.size(); i++) {
                  ~^~~~~~~~~
rect.cpp:143:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(int j=0; j<a[0].size(); j++) {
                      ~^~~~~~~~~~~~

• Subtask 1: 8 / 8
• Subtask 2: 7 / 7
• Subtask 3: 12 / 12
• Subtask 4: 22 / 22
• Subtask 5: 10 / 10
• Subtask 6: 13 / 13
• Subtask 7: 0 / 28