View Compilation Error

0_0_39184557_8843.cpp:4:15: error: expected initializer before 't'
    4 | long long sum t,n,a[1000005],maxm;
      |               ^
0_0_39184557_8843.cpp: In function 'int main()':
0_0_39184557_8843.cpp:7:21: error: 't' was not declared in this scope
    7 |         scanf("%d",&t);
      |                     ^
0_0_39184557_8843.cpp:10:9: error: 'maxm' was not declared in this scope
   10 |         maxm=0;
      |         ^~~~
0_0_39184557_8843.cpp:11:21: error: 'n' was not declared in this scope
   11 |         scanf("%d",&n);
      |                     ^
0_0_39184557_8843.cpp:13:29: error: 'a' was not declared in this scope
   13 |                 scanf("%d",&a[i]);
      |                             ^