View Compilation Error

0_0_5122792_22617.cpp: In function `int main()':
0_0_5122792_22617.cpp:16: error: expected `;' before "if"
0_0_5122792_22617.cpp:37: error: `str' undeclared (first use this function)
0_0_5122792_22617.cpp:37: error: (Each undeclared identifier is reported only once for each function it appears in.)