1. A+B(1)
import sys
for line in sys.stdin:
a = line.split()
print(int(a[0]) + int(a[1]))
2. A+B(2)
import sys
g = int(input())
for i in range(g):
a, b = map(int, input().split())
print(a+b)
3. A+B(3)
import sys
for line in sys.stdin:
a, b = map(int, line.split())
if a==b==0:
break
print(a+b)
4. A+B(4)
import sys
for line in sys.stdin:
line = list(map(int, line.split()))
if line[0] == 0:
break
answer = 0
for i in range(1, line[0]+1):
answer += line[i]
print(answer)
5. A+B(5)
g = int(input())
for i in range(g):
line = list(map(int, input().split()))
answer = 0
for j in range(1, line[0]+1):
answer += line[j]
print(answer)
6. A+B(6)
import sys
for line in sys.stdin:
line = list(map(int, line.split()))
answer = 0
for i in range(1, line[0]+1):
answer += line[i]
print(answer)
7. A+B(7)
import sys
for line in sys.stdin:
line = list(map(int, line.split()))
answer = 0
for num in line:
answer += num
print(answer)
8. 字符串排序(1)
_ = input()
strs = input().split()
strs.sort()
print(" ".join(strs))
9. 字符串排序(2)
import sys
for line in sys.stdin:
line = line.split()
line.sort()
print(" ".join(line))
10. 字符串排序(3)
import sys
for line in sys.stdin:
line = line[:-1]
line = line.split(",")
line.sort()
print(",".join(line))
