View Compilation Error

0_0_38603045_23362.cpp: In function 'int main()':
0_0_38603045_23362.cpp:4:12: error: expected unqualified-id before 'new'
  int n,i,a,new,sum=0;
            ^~~
0_0_38603045_23362.cpp:11:20: error: expected type-specifier before ')' token
     scanf("%d",&new);
                    ^
0_0_38603045_23362.cpp:12:5: error: 'sum' was not declared in this scope
     sum+=new;
     ^~~
0_0_38603045_23362.cpp:12:13: error: expected type-specifier before ';' token
     sum+=new;
             ^
0_0_38603045_23362.cpp:14:18: error: 'sum' was not declared in this scope
    printf("%d\n",sum);
                  ^~~