View Compilation Error

0_0_8776456_6669.cpp: In function `void solve(int)':
0_0_8776456_6669.cpp:56: error: `h' undeclared (first use this function)
0_0_8776456_6669.cpp:56: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_8776456_6669.cpp:57: error: `n' undeclared (first use this function)
0_0_8776456_6669.cpp:58: error: `a' undeclared (first use this function)
0_0_8776456_6669.cpp: In function `int main()':
0_0_8776456_6669.cpp:74: error: non-lvalue in unary `&'
0_0_8776456_6669.cpp:77: error: `n' undeclared (first use this function)
0_0_8776456_6669.cpp:85: error: `p' undeclared (first use this function)
0_0_8776456_6669.cpp:88: error: `l' undeclared (first use this function)
0_0_8776456_6669.cpp:88: error: `r' undeclared (first use this function)
0_0_8776456_6669.cpp:95: error: invalid types `<unknown type>[int]' for array subscript