View Compilation Error

0_0_24471209_7780.cpp: In function 'int main()':
0_0_24471209_7780.cpp:24:14: error: expected ';' before ')' token
   for(int i=2);i<s.size()-2;i++){
              ^
0_0_24471209_7780.cpp:24:14: error: expected primary-expression before ')' token
0_0_24471209_7780.cpp:24:14: error: expected ';' before ')' token
0_0_24471209_7780.cpp:24:16: error: 'i' was not declared in this scope
   for(int i=2);i<s.size()-2;i++){
                ^