View Compilation Error

0_0_27760832_11136.cpp:1:2: error: stray '#' in program
 v#include <bits/stdc++.h>
  ^
0_0_27760832_11136.cpp:1:1: error: 'v' does not name a type
 v#include <bits/stdc++.h>
 ^
0_0_27760832_11136.cpp: In function 'int main()':
0_0_27760832_11136.cpp:40:18: error: 'scanf' was not declared in this scope
   scanf("%d", &tt);
                  ^
0_0_27760832_11136.cpp:45:31: error: '__gcd' was not declared in this scope
         gcd[i][j] = __gcd(i, j);
                               ^
0_0_27760832_11136.cpp:58:41: error: 'printf' was not declared in this scope
     printf("Case #%d: %d\n", ttt, answer);
                                         ^