View Compilation Error

0_0_11011126_27915.cpp: In function `int main()':
0_0_11011126_27915.cpp:12: error: `s' undeclared (first use this function)
0_0_11011126_27915.cpp:12: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_11011126_27915.cpp:12: error: expected `)' before 'A'