格式化输入输出和浮点数

Status	Submit By	Time	Memory	Code	Submit At
AC	admin	-	-	111 Bytes	2026-9-9 12:25:37
AC	ALT_wangluoqi	-	-	111 Bytes	2026-9-13 11:22:55
AC	ALT_liqian	-	-	111 Bytes	2026-10-18 17:06:19
AC	ALT_gemuzhuo	-	-	111 Bytes	2026-10-18 17:12:25
AC	ALT_mayihang	-	-	111 Bytes	2026-10-18 16:54:08
AC	ALT_wanglinxuan	-	-	111 Bytes	2026-10-25 13:41:08
AC	ALT_zouxiran	-	-	111 Bytes	2026-10-18 17:06:28
AC	ALT_wujinze	-	-	111 Bytes	2026-10-21 16:49:33
AC	ALT_wangbaomo	-	-	111 Bytes	2026-10-18 17:10:45