Windows 7虚拟内存设置方法

(Repetition of Patterns (\{n\}))

% vi textfile

--------------------------------------------------------------

Unusual occurrences happened at the fair.

Patty won fourth place in the 50 yard dash square and fair.

Occurences like this are rare.

-->The winning ticket is 55222.

The ticket I got is 54333 and Dee got 55544.

Guy fell down while running around the south bend in his last event.

1./5\(2\)2\{3\}\./

说明

1 在每一行中寻找这样的字符串：首先是2个5，紧跟着3个2，最后是一个点（.）。