Qcl 15-v4 [challenge-no 5 ]_[imnu]_[shubham gupta] Qcl 15-v4 [challenge-no 2 placement process]_[imnu]_[shubham gupta] Qcl 15-v4 [challenge-no 1 5s]_[imnu]_[shubham gupta] Qcl 15-v4 [challenge-no 4 pareto graph]_[imnu]_[shubham gupta] Qcl 15-v4 [challenge-no 2 placement process]_[imnu]_[shubham gupta] Qcl 15-v4 [challenge-no 1 5s]_[imnu]_[shubham gupta] Qcl 15-v4 [challenge-no 2]_[imnu]_[shubham gupta] Qcl 15-v4 [challenge-no 1]_[imnu]_[shubham gupta]