View Compilation Error

0_0_30629950_6251.cpp: In function 'int main()':
0_0_30629950_6251.cpp:33:23: error: 's' was not declared in this scope
             dqy=(a[i]+s
                       ^
0_0_30629950_6251.cpp:33:23: error: expected ')' at end of input
0_0_30629950_6251.cpp:33:23: error: expected '}' at end of input
0_0_30629950_6251.cpp:33:23: error: expected '}' at end of input
0_0_30629950_6251.cpp:33:23: error: expected '}' at end of input