@for(link3(i,j):c(i,j)=@if(@sum(type(l):x(l,i,j))#gt#0,1,0));

@for(link3(i,j):c(i,j)=@if(@sum(type(l):x(l,i,j))#gt#0,1,0));
@for(link3(i,j):c(i,j)=@if(@sum(type(l):x(l,i,j))#gt#0,1,0));

@for(link3(i,j):c(i,j)=@if(@sum(type(l):x(l,i,j))#gt#0,1,0));
对于所有i和j
如果x(l,i,j)对l求和大于0 那么c(i,j)是1 否则是0