#include <iostream>#include <string>#include <algorithm>#include <cstring>#include <cstdio>using namespace std;char str[8][10];int main(){ int n; int x,y; int T; cin>>T; while(T--) { cin>>x>>y; if(x>y)swap(x,y); for(int i=0; i<8; i++) cin>>str[i]; int sum=0; for(int i=0; i<6; i++) { sum*=10; if(str[0][i]=='|')sum+=5; if(str[4][i]=='|')sum+=1; if(str[5][i]=='|')sum+=2; if(str[6][i]=='|')sum+=3; if(str[7][i]=='|')sum+=4; } int ret=(x+y)*(y-x+1)/2; if(sum==ret)puts("No mistake"); else puts("Mistake"); } return 0;}
