View Compilation Error

0_0_36824196_26465.cpp:1:1: error: expected unqualified-id before '=' token
 =sum;i++)
 ^
0_0_36824196_26465.cpp:1:6: error: 'i' does not name a type
 =sum;i++)
      ^
0_0_36824196_26465.cpp:3:13: error: 'now' does not name a type
             now=1e7;
             ^
0_0_36824196_26465.cpp:4:9: error: expected unqualified-id before 'for'
         for(int i=1;i<=n;i++)
         ^
0_0_36824196_26465.cpp:4:21: error: 'i' does not name a type
         for(int i=1;i<=n;i++)
                     ^
0_0_36824196_26465.cpp:4:26: error: 'i' does not name a type
         for(int i=1;i<=n;i++)
                          ^
0_0_36824196_26465.cpp:16:15: error: expected constructor, destructor, or type conversion before '(' token
         printf("%d %d\n",ans+1,now);
               ^
0_0_36824196_26465.cpp:17:5: error: expected declaration before '}' token
     }
     ^