foo.cpp: In function 'int main()':
foo.cpp:34:2: error: expected ';' before 'for'
  for(i=1;i<=n;i++)
  ^
foo.cpp:34:11: warning: statement has no effect [-Wunused-value]
  for(i=1;i<=n;i++)
           ^
foo.cpp:34:18: error: expected ';' before ')' token
  for(i=1;i<=n;i++)
                  ^
foo.cpp:59:1: error: expected '}' at end of input
 }
 ^