{"id":"reshape-uses-flatten-then-slice","text":"`matrixReshape` uses the flatten→slice idiom: nested list comprehension to 1D, then `flat[i*c:(i+1)*c]` to partition into rows — same concept as `numpy.reshape` but with O(m·n) extra space for the intermediate list.","truth_value":"IN","source":"entries/2026/06/06/reshape-the-matrix-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"reshape-uses-flatten-then-slice","truth_value":"IN","reason":"premise"}]}}