{"text_format":"2","workbook":"xlsx","n_sheets":5,"sheets":["Challenge 1","Challenge 2","Challenge 3","Challenge 4","Challenge 5"],"not_rendered":{"charts":0,"images":0,"macros":0,"external_links":0,"defined_names":0,"comments":0,"pivot_tables":0},"unopened":[],"bounds":{"document_bytes":16777216,"sheet_cells":100000,"run_cost":"one","rows_first":2000,"rows_last":500,"rows_between":2000,"halvings":0,"cell_chars":16384,"cell_head_chars":4096},"cells_cut":0,"cells_raw":0,"read":"whole","date_system":"1900"}

{"sheet":"Challenge 1","index":0,"n_rows":25,"n_cols":1,"rows_kept":25,"cut":false,"hidden":false,"merged":[]}
["6 x 2"]
["5 x 12"]
["7 x 6"]
["11 x 12"]
["12 x 5"]
["11 x 4 "]
["6 x 11"]
["12 x 1"]
["10 x 11"]
["8 x 1"]
["9 x 4"]
["4 x 10"]
["10 x 9"]
["3 x 1"]
["3 x 10"]
["8 x 7"]
["11 x 1"]
["11 x 3"]
["4 x 11"]
["2 x 4"]
["9 x 3"]
["10 x 8"]
["7 x 8"]
["2 x 2"]
["6 x 12"]

{"sheet":"Challenge 2","index":1,"n_rows":25,"n_cols":1,"rows_kept":25,"cut":false,"hidden":false,"merged":[]}
["5 x 6"]
["11 x 11"]
["5 x 12"]
["1 x 5"]
["4 x 6"]
["6 x 1"]
["8 x 12"]
["1 x 7"]
["2 x 3"]
["6 x 6"]
["9 x 12"]
["1 x 2"]
["2 x 9"]
["5 x 2"]
["12 x 8"]
["12 x 10"]
["8 x 3"]
["11 x 6"]
["4 x 10"]
["10 x 2"]
["2 x 6"]
["4 x 1"]
["9 x 7"]
["4 x 5"]
["12 x 6"]

{"sheet":"Challenge 3","index":2,"n_rows":25,"n_cols":1,"rows_kept":25,"cut":false,"hidden":false,"merged":[]}
["5 x 8"]
["7 x 4"]
["10 x 2"]
["5 x 3"]
["3 x 9"]
["3 x 8"]
["8 x 1"]
["9 x 3"]
["7 x 10"]
["4 x 3"]
["6 x 9"]
["4 x 6"]
["12 x 6"]
["1 x 10"]
["8 x 9"]
["12 x 4"]
["1 x 2"]
["2 x 4"]
["5 x 4"]
["9 x 4"]
["2 x 10"]
["3 x 10"]
["11 x 11"]
["1 x 6"]
["11 x 9"]

{"sheet":"Challenge 4","index":3,"n_rows":25,"n_cols":1,"rows_kept":25,"cut":false,"hidden":false,"merged":[]}
["11 x 4"]
["4 x 2"]
["7 x 6"]
["3 x 5"]
["2 x 6"]
["7 x 7"]
["8 x 10"]
["8 x 8"]
["12 x 4"]
["9 x 4"]
["8 x 9"]
["3 x 12"]
["10 x 2"]
["8 x 3"]
["2 x 11"]
["3 x 8"]
["3 x 10"]
["2 x 7"]
["10 x 7"]
["10 x 3"]
["5 x 10"]
["7 x 11 "]
["3 x 1"]
["1 x 5"]
["6 x 7"]

{"sheet":"Challenge 5","index":4,"n_rows":25,"n_cols":42,"rows_kept":25,"cut":false,"hidden":false,"merged":[]}
["9 x 3"]
["2 x 3"]
["9 x 11"]
["4 x 5"]
["10 x 4"]
["7 x 4"]
["6 x 7"]
["3 x 3"]
["10 x 11",{"$nulls":40}," "]
["5 x 6"]
["9 x 12"]
["4 x 10"]
["4 x 2"]
["4 x 8"]
["2 x 11"]
["4 x 3"]
["2 x 9"]
["7 x 12"]
["12 x 9"]
["1 x 7"]
["2 x 1"]
["10 x 8"]
["11 x 3"]
["11 x 7"]
["4 x 12"]