View Compilation Error

0_0_34063183_4809.cpp:10:2: error: expected initializer before 'for'
  for(int i = 2;i < MAXN;i ++){
  ^
0_0_34063183_4809.cpp:10:16: error: 'i' does not name a type
  for(int i = 2;i < MAXN;i ++){
                ^
0_0_34063183_4809.cpp:10:25: error: 'i' does not name a type
  for(int i = 2;i < MAXN;i ++){
                         ^
0_0_34063183_4809.cpp:19:1: error: expected declaration before '}' token
 }
 ^