Online Python Compiler

class Solution: def solve(self, r, c): if r < c: r, c = c, r if (r, c) == (1, 0): return 3 if (r, c) == (2, 2): return 4 delta = r - c if c > delta: return delta - 2 * ((delta - c) // 3) else: return delta - 2 * ((delta - c) // 4) ob = Solution() r = 6 c = 1 print(ob.solve(r, c))