by 0htoAi,写于2021.8.14
There are n×n cells on a grid, the top-left cell is at (1,1) while the bottom-right cell is at (n,n). You start at (1,1) and ......
B. Spreadsheets
time limit per test
10 seconds
memory limit per test
64 megabytes
input
standard input
output
standard output
In the popular spr ......