answer.code:12:28: error: stray ‘#’ in program
   12 |         while(T--)solve();a#include<bits/stdc++.h>
      |                            ^
answer.code: In function ‘int main()’:
answer.code:12:27: error: ‘a’ was not declared in this scope
   12 |         while(T--)solve();a#include<bits/stdc++.h>
      |                           ^
answer.code:17:12: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
   17 | signed main()
      |            ^~
answer.code:17:12: note: remove parentheses to default-initialize a variable
   17 | signed main()
      |            ^~
      |            --
answer.code:17:12: note: or replace parentheses with braces to value-initialize a variable
answer.code:18:1: error: a function-definition is not allowed here before ‘{’ token
   18 | {
      | ^
answer.code:28:1: error: a function-definition is not allowed here before ‘{’ token
   28 | {
      | ^
answer.code:32:1: error: a function-definition is not allowed here before ‘{’ token
   32 | {
      | ^