View Compilation Error

0_0_6493196_23783.cpp:3: error: size of array `f' is too large
0_0_6493196_23783.cpp: In function `void slove()':
0_0_6493196_23783.cpp:8: error: `f' undeclared (first use this function)
0_0_6493196_23783.cpp:8: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_6493196_23783.cpp: In function `int main()':
0_0_6493196_23783.cpp:53: error: `f' undeclared (first use this function)