foo.cc: In function 'int main()':
foo.cc:87:37: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
    if(min(i,j)<=d || min(n-i,m-j)<d &&mp[i][j]) add(id[i][j]+n*m,t,1e9), add(t,id[i][j]+n*m,0);
                      ~~~~~~~~~~~~~~~^~~~~~~~~~

正在同步测试数据，请稍后
自豪的采用HydroJudge(https://github.com/hydro-dev/Hydro)进行评测。