View Compilation Error

0_0_23645358_28319.cpp: In function 'int main()':
0_0_23645358_28319.cpp:24:32: error: expected initializer before 'it'
         vector<string>iterator it;
                                ^
0_0_23645358_28319.cpp:39:13: error: 'it' was not declared in this scope
         for(it=vec.begin();it!=vec.end();it++)
             ^