View Compilation Error

0_0_32323250_18262.cpp:1:9: error: 'k' does not name a type
         k=n-1;
         ^
0_0_32323250_18262.cpp:2:9: error: expected unqualified-id before 'for'
         for(int i=0;i<n;i++)
         ^
0_0_32323250_18262.cpp:2:21: error: 'i' does not name a type
         for(int i=0;i<n;i++)
                     ^
0_0_32323250_18262.cpp:2:25: error: 'i' does not name a type
         for(int i=0;i<n;i++)
                         ^