摘要：
177. Squaretime limit per test: 2.5 sec.memory limit per test: 65536 KBinput: standardoutput: standardYou have given the square NxN on a checkered sheet. Size of each cell is 1x1, (1, 1) is leftmost top corner and (N, N) is rightmost bottom corner.Initially all cells are white.There are M repainting 阅读全文
