#41353: python


suyueh (suyueh)


t=int(input())
for i in range(1,t+1):
  a,b,c=map(int,input().split())
  if a==1:
    print(b+c)
  elif a==2:
    print(b-c)
  elif a==3:
    print(b*c)
  elif a==4:
    print(b//c)