View Compilation Error

0_0_29605976_17986.cpp:8:1: error: 'LL' does not name a type
 LL dp[55][100010];
 ^
0_0_29605976_17986.cpp: In function 'int main()':
0_0_29605976_17986.cpp:18:16: error: 'dp' was not declared in this scope
         memset(dp, 0, sizeof(dp));
                ^