A.
Make It Big! You are given a number N (10 ≤ N ≤ 2×109). You have to perform exactly two swap operation. You can c... |
B.
Tidy Bits Read an integer variable, and determine the smallest positive integer that has the same number of 1s... |
C.
Two brothers There is no statement for this Problem. This kind of problems are often being used in mock contests... |
D.
Buildings There are n buildings in a row. The height of the i-th building is hi. You have ৳k. It is the amoun... |