View Compilation Error

0_0_8291496_29144.cpp: In function `int main()':
0_0_8291496_29144.cpp:25: error: `ads' undeclared (first use this function)
0_0_8291496_29144.cpp:25: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_8291496_29144.cpp:30: error: expected `;' before '}' token