View Compilation Error

0_0_12220721_31335.cpp:2: error: size of array `a' is too large
0_0_12220721_31335.cpp:3: error: size of array `b' is too large
0_0_12220721_31335.cpp: In function `int main()':
0_0_12220721_31335.cpp:13: error: `a' undeclared (first use this function)
0_0_12220721_31335.cpp:13: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_12220721_31335.cpp:13: error: `b' undeclared (first use this function)