View Compilation Error

0_0_21121546_12734.cpp: In function 'int main()':
0_0_21121546_12734.cpp:26:9: error: declaration does not declare anything [-fpermissive]
         double;
         ^
0_0_21121546_12734.cpp:27:9: error: 'v' was not declared in this scope
         v = d[N];
         ^