View Compilation Error

0_0_36333262_2043.cpp: In function 'int main()':
0_0_36333262_2043.cpp:10:5: error: expected primary-expression before 'for'
     for (int i = 2; i < 40; i++)
     ^
0_0_36333262_2043.cpp:10:21: error: 'i' was not declared in this scope
     for (int i = 2; i < 40; i++)
                     ^