#include "vision.h" #include <bits/stdc++.h> using namespace std; int n, m; int getCell(int i, int j) { return i*m + j; } void construct_network(int H, int W, int K) { n = H; m = W; vector< int > q; for(int x = 0 ; x <= K ; x++) { int y = K - x; if( x >= n || y >= m ) continue; q.push_back( getCell( x , y ) ); } int c = add_or( q ); }

vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:25:6: warning: unused variable 'c' [-Wunused-variable]
  int c = add_or( q );
      ^