View Compilation Error

35549_0_4269.cpp:5: error: expected unqualified-id before '!' token
35549_0_4269.cpp:5: error: expected `,' or `;' before '!' token
35549_0_4269.cpp: In function `int main()':
35549_0_4269.cpp:8: error: `p' undeclared (first use this function)
35549_0_4269.cpp:8: error: (Each undeclared identifier is reported only once for each function it appears in.)
35549_0_4269.cpp:8: error: `q' undeclared (first use this function)
35549_0_4269.cpp:16: error: expected primary-expression before '=' token
35549_0_4269.cpp:22: error: expected primary-expression before ')' token
35549_0_4269.cpp:23: error: `ans' undeclared (first use this function)
35549_0_4269.cpp:25: error: expected primary-expression before '/' token
35549_0_4269.cpp:25: error: expected primary-expression before '/' token