View Compilation Error

0_0_9290130_24819.cpp:11: error: size of array `a' is too large
0_0_9290130_24819.cpp: In function `int LCS(const char*, const char*)':
0_0_9290130_24819.cpp:15: error: `a' undeclared (first use this function)
0_0_9290130_24819.cpp:15: error: (Each undeclared identifier is reported only once for each function it appears in.)