Invited Talks -- Graph Covers: Where Topology Meets Computer Science, and Simple Means Difficult -- The Family of Fan-planar Graphs -- Computational Geometry -- Minimum Ply Covering of Points with Unit Squares -- Overlapping Edge Unfoldings for Archimedean Solids and (Anti)prisms -- Flipping Plane Spanning Paths -- Away from Each Other -- Piercing Diametral Disks Induced by Edges of Maximum Spanning Tree -- Reflective Guarding a Gallery -- Improved and Generalized Algorithms for Burning a Planar Point Set -- On the Longest Flip Sequence to Untangle Segments in the Plane -- String Algorithm.-Inferring Strings from Position Heaps in Linear Time -- Internal Longest Palindrome Queries in Optimal Time -- Finding the Cyclic Covers of a String -- Efficient Non-isomorphic Graph Enumeration Algorithms for Subclasses of Perfect Graphs -- Optimization -- Better Hardness Results for the Minimum Spanning Tree Congestion Problem -- Energy Efficient Sorting, Selection and Searching -- Reconfiguration of Vertex-disjoint Shortest Paths on Graphs -- k-Transmitter Watchman Routes -- Graph Algorithm -- Splitting Plane Graphs to Outerplanarity -- Certifying Induced Subgraphs in Large Graphs -- Some Algorithmic Results for Eternal Vertex Cover Problem in Graphs -- On the Complexity of Distance-d Independent Set Reconfiguration -- On Star-multi-interval Pairwise Compatibility Graphs -- Parameterized Complexity of Optimizing List Vertex-Coloring through Reconfiguration -- Parameterized Complexity of Path Set Packing -- Approximation Algorithm -- Interweaving Real-Time Jobs with Energy Harvesting to Maximize Throughput -- Recognizing When a Preference System Is Close to Admitting a Master List -- Groups Burning: Analyzing Spreading Processes in Community-based Networks -- Roman k-domination:Hardness, Approximation and Parameterized Results -- Parameterized Complexity -- On the Parameterized Complexity of Compact Set Packing -- Structural Parameterization of Cluster Deletion -- Parity Permutation Pattern Matching.