function [imR] = solvePoisson(dx,dy);

% NAMES:
% LOGIN NAMES:
% IDS: 
% [imR] = solvePoisson(dx,dy);
% reconstruct the image imR from its partial derivatives dx, dy 
% up to the boundary condition.

dxx=conv2(dx,([1 -1]),'same');
dyy=conv2(dy,([1 -1]'),'same');