View Compilation Error

0_0_25173616_29614.cpp:1:1: error: expected unqualified-id before 'for'
 for(i = 1; i<end; i++)
 ^
0_0_25173616_29614.cpp:1:12: error: 'i' does not name a type
 for(i = 1; i<end; i++)
            ^
0_0_25173616_29614.cpp:1:19: error: 'i' does not name a type
 for(i = 1; i<end; i++)
                   ^