View Compilation Error

0_0_3182173_20284.cpp:9: error: size of array `tnodes' is too large
0_0_3182173_20284.cpp: In function `void clear()':
0_0_3182173_20284.cpp:12: error: `tnodes' undeclared (first use this function)
0_0_3182173_20284.cpp:12: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_3182173_20284.cpp: In function `int main()':
0_0_3182173_20284.cpp:18: error: `tnodes' undeclared (first use this function)