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  1. # Sum in loop
  2. t = int(input())
  3. for i in range (t):
  4. s=input()
  5. ns = s.split ()
  6. a, b = int (ns[0]), int(ns[1])
  7. sm = a + b
  8. print (sm,end="")
Success #stdin #stdout 0.13s 14152KB
stdin
2
1   2
3  4
stdout
37