ccsu_cherish

FJ is about to take his N (1 ≤ N ≤ 2,000) cows to the annual"Farmer of the Year" competition. In this contest every farmer arranges his cows in a line and herds them past the judges. The contest or

The cows don't use actual bowling balls when they go bowling. They each take a number (in the range 0..99), though, and line up in a standard bowling-pin-like triangle like this: …… 题意：给你一个非负整数组成的数字三

题解：最长公共子串。题意就不说了。为何 a[0]='#',b[0]='#  不加就不过呢- -。。' 为何。 #include #include #include #include #include #include using namespace std; #define LL long long #define maxn 100003 char a[1005],b[1005]; int d