View Compilation Error

0_0_18090948_7042.cpp: In function 'int main()':
0_0_18090948_7042.cpp:16:29: error: expected ')' at end of input
         for(int i=0;i<len;i%2
                             ^
0_0_18090948_7042.cpp:16:29: error: expected statement at end of input
0_0_18090948_7042.cpp:16:29: error: expected '}' at end of input
0_0_18090948_7042.cpp:16:29: error: expected '}' at end of input