题解 | 矩阵元素定位
矩阵元素定位
https://www.nowcoder.com/practice/b8e6a46992fe4e11b2822b20561b6d94
n,m=map(int,input().split())
matrix=[]
for i in range (n):
row=list(map(int,input().split()))
matrix.append(row)
x,y=map(int,input().split())
print(matrix[x-1][y-1])
