python trash

x,y= map(int,input().split())
print(x," ",y)

 

9TTXwpbgdWhtkB3

a=[32,43,21,431]
a.append(3)
a.remove(21)
print(a)

a.extend([98,21])
print(a)

a.insert(0,-9)
print(a)

del a[1]
print(a)

a= [0,32]*2
print(a)

a.remove(32)
print(a)

if 0 in a:
    print(1)
else:
    print(0)


a=[932,9,-3,321]
print(a)
for i in a[:]:
    if i == 9:
        a.remove(i)
print(a)

 建立二维数组

m=2
n=3
arr=[]
for i in range(0, n):
    t=list(map(int,input().split()))
    arr.append(t)

for i in range(0,n):
    for j in range(0,m):
        print(arr[i][j],end=" ")
    print()