#include using namespace std; #define fst(t) std::get<0>(t) #define snd(t) std::get<1>(t) #define thd(t) std::get<2>(t) using ll = long long; using P = std::tuple; const int dx[8] = {-1, 1, 0, 0, -1, -1, 1, 1}, dy[8] = {0, 0, -1, 1, -1, 1, -1, 1}; char S[10000]; int arr[10000], arr2[10000]; int main(){ int T; scanf("%d", &T); for(int i=0;i1;--j){ for(int k=0;k+1