+ /*if(j==90) {
+ cout << "------------------------------" << endl;
+ cout << "c=" << c << " j=" << j << endl;
+ cout << "chunk_length=" << chunk_length << endl;
+ cout << "rank_pos=" << rank_pos << endl;
+ cout << "prev=" << prev << endl;
+ cout << "sel=" << sel << endl;
+ cout << "block=" << block << endl;
+ cout << "i=" << i << endl;
+ cout << "desp=" << desp << endl;
+ cout << "rchunk=" << rchunk << endl;
+ cout << "j-desp=" << j-desp << endl;
+ }*/