제출 #796907

#제출 시각아이디문제언어결과실행 시간메모리
796907LoboVision Program (IOI19_vision)C++17
52 / 100
3 ms468 KiB
#include "vision.h" #include<bits/stdc++.h> using namespace std; #define pb push_back #define fr first #define sc second #define mp make_pair #define all(x) x.begin(),x.end() void construct_network(int n, int m, int k) { // std::vector<int> Ns; // Ns = {0, 1}; // int a = add_and(Ns); // Ns = {0, a}; // int b = add_or(Ns); // Ns = {0, 1, b}; // int c = add_xor(Ns); // add_not(c); vector<pair<int,int>> wtf = {{1,1},{1,-1},{-1,1},{-1,-1}}; int last = n*m-1; // for(int i = 0; i < n; i++) { // for(int j = 0; j < m; j++) { // for(int ii = 0; ii < n; ii++) { // for(int jj = 0; jj < m; jj++) { // if(abs(i-ii)+abs(j-jj) == k && i*m+j < ii*m+jj) { // last = add_and(vector<int>{i*m+j,ii*m+jj}); // } // } // } // } // } vector<int> checks; for(int i = 0; i < n; i++) { if(max(n,m) > 30 && min(n,m) != 1 && i != 0) continue; for(int j = 0; j < m; j++) { if(max(n,m) > 30 && min(n,m) != 1 && j != 0) continue; vector<int> valid_pos; for(int d1 = 0; d1 <= k; d1++) { for(auto X : wtf) { int ii = i+d1*X.fr; if(d1 == 0 && X.fr == -1) continue; int jj = j+(k-d1)*X.sc; if((k-d1) == 0 && X.sc == -1) continue; if(ii >= 0 && ii < n && jj >= 0 && jj < m && i*m+j < ii*m+jj) { // last = add_and(vector<int>{i*m+j,ii*m+jj});x valid_pos.pb(ii*m+jj); } } } if(valid_pos.size() == 0) continue; int or_valid_pos = add_or(valid_pos); checks.pb(add_and(vector<int>{i*m+j,or_valid_pos})); } } add_or(checks); }

컴파일 시 표준 에러 (stderr) 메시지

vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:22:6: warning: unused variable 'last' [-Wunused-variable]
   22 |  int last = n*m-1;
      |      ^~~~
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