View Compilation Error

0_0_15958833_17638.cpp: In function 'int main()':
0_0_15958833_17638.cpp:3:17: error: expected initializer before '.' token
 {int a,b,c,d,e,f.n,i,j;
                 ^
0_0_15958833_17638.cpp:4:13: error: 'n' was not declared in this scope
 scanf("%d",&n);
             ^
0_0_15958833_17638.cpp:5:5: error: 'i' was not declared in this scope
 for(i=0;i<n;i++)
     ^
0_0_15958833_17638.cpp:6:42: error: 'f' was not declared in this scope
 {scanf("%d %d%d%d%d%d%d",&a,&b,&c,&d,&e,&f);
                                          ^